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WO2018079795A1 - Dispositif de frein à disque - Google Patents

Dispositif de frein à disque Download PDF

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Publication number
WO2018079795A1
WO2018079795A1 PCT/JP2017/039208 JP2017039208W WO2018079795A1 WO 2018079795 A1 WO2018079795 A1 WO 2018079795A1 JP 2017039208 W JP2017039208 W JP 2017039208W WO 2018079795 A1 WO2018079795 A1 WO 2018079795A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotor
caliper
slide
slide pin
disc brake
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2017/039208
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English (en)
Japanese (ja)
Inventor
伊藤　康二
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Advics Co Ltd
Original Assignee
Advics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Advics Co Ltd filed Critical Advics Co Ltd
Publication of WO2018079795A1 publication Critical patent/WO2018079795A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
    • F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members
    • F16D55/22—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
    • F16D55/224—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members
    • F16D55/225—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads
    • F16D55/226—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially, e.g. floating caliper disc brakes
    • F16D55/2265—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially, e.g. floating caliper disc brakes the axial movement being guided by one or more pins engaging bores in the brake support or the brake housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof

Definitions

  • the present invention relates to a disc brake device.
  • a protective member is installed against the caliper in order to prevent foreign matters such as rocks and earth and sand from entering the protected portion.
  • the disc brake device described in Japanese Patent Application Laid-Open No. 2009-222171 includes a cover that partially covers the radial outside of the rotor (disc rotor) of the caliper as a protective member.
  • the above-described disc brake device has a problem that the device becomes large because the cover extends in the circumferential direction of the rotor. Further, even in a configuration having a slide pin for allowing the caliper to move relative to the mount, an outer peripheral member such as a slide pin between the caliper and the mount or a pin boot mounted on the outer peripheral side of the slide pin is protected. As described above, a protective member is provided on the caliper so that foreign matter does not enter between the caliper and the mount. Also in this case, since the slide pins are disposed at both ends of the caliper in the circumferential direction of the rotor, the protective member extends in the circumferential direction of the rotor, and the same problem as described above occurs.
  • the present invention has been made in view of such circumstances, and an object of the present invention is to provide a disc brake device that is capable of suppressing both the entry of foreign matter between a caliper and a mount and downsizing. .
  • the caliper is supported to be slidable in the axial direction of the rotor with respect to the mount in a state where the slide pin fixed to the caliper is inserted into the pin guide hole provided in the mount.
  • each of the slide pin located on the rotor entry side and the slide pin located on the rotor delivery side is separately mounted, or the rotor entry side
  • a protective member attached to one of the slide pin located on the rotation side of the rotor and the slide pin located on the outlet side of the rotor, and the slide pin includes a head disposed outside the caliper
  • the protection member extends from the mounting portion, the mounting portion sandwiched between the head and the caliper in a state where the shaft portion is inserted, And a protection part disposed on the outer peripheral side of the slide part located between the caliper and the mount.
  • the protective member since an independent protective member is installed for each slide pin, it is not necessary to greatly extend the protective member in the circumferential direction of the rotor. As a result, the protective member can be downsized, and the disc brake device can be downsized.
  • the protective portion is disposed on the outer peripheral side of the slide portion located between the caliper and the mount, at least a part between the caliper on which the slide pin is disposed and the mount is covered with the protective portion. Thereby, it can suppress that a foreign material enters between a caliper and a mount. According to the present invention, it is possible to achieve both suppression of the entry of foreign matter between the caliper and the mount and miniaturization.
  • FIG. 2 is a sectional view taken along line II-II in FIG.
  • FIG. 3 is a sectional view taken along line III-III in FIG. 1.
  • the axial direction of the rotor (disk rotor) R is referred to as “rotor axial direction”
  • the radial direction of the rotor R is referred to as “rotor radial direction”
  • the circumferential direction of the rotor R is referred to as “rotor circumferential direction”.
  • rotor turn-in side leading side
  • rotor return side rotor return side
  • the disc brake device 1 of the first embodiment is a floating disc brake device, and as shown in FIGS. 1 to 4, a mount 2, a caliper 3, a slide pin 4, a pin boot 5, and a pair of pads. 6 and a protective member 7.
  • a mount 2 a mount 2
  • a caliper 3 a slide pin 4
  • a pin boot 5 a pair of pads. 6
  • a protective member 7 a protective member 7.
  • FIG. 1 the protection member 7 on the rotor delivery side is indicated by a dotted line and is shown in a state where the protection member 7 is seen through.
  • FIG. 4 only a part of the protection member 7 (a mounting part 71 described later) is shown, and the other parts are omitted.
  • the mount 2 is a metal member (torque member) attached to a member on the vehicle body side. As shown in FIGS. 1 and 3, the mount 2 includes a pair of straddling portions 21 that straddle the rotor R in the rotor axial direction, and a pair of outer side torque receivers that extend inwardly in the rotor radial direction from one end of each straddling portion 21. A pair of inner torque receiving portions 24 extending from the other end of each straddling portion 21 to the inner side in the rotor radial direction. 10) and a bridging portion 25 (see FIG. 10) for bridging the tip portions of the pair of inner side torque receiving portions 24.
  • Each pin 21 has a pin guide hole 21a extending in the rotor axial direction.
  • a slide pin 4 is inserted into the pin guide hole 21a so as to be slidable in the rotor axial direction, and the caliper 3 is attached to the mount 2 via the slide pin 4 so as to be movable relative to the mount 2.
  • the pin guide holes 21a are provided in a portion on the rotor turn-in side and a portion on the rotor turn-out side of the mount 2, respectively. That is, the mount 2 has two pin guide holes 21a.
  • the caliper 3 is a metal member (for example, an aluminum member), and has a caliper main body portion 31 that straddles the rotor R in the rotor axial direction and a pair of arm portions 32 as shown in FIG.
  • the pair of arm portions 32 extend from the inner side portion 31 a of the caliper main body portion 31 so as to face the straddle portion 21 of the mount 2 in the rotor axial direction.
  • Each arm portion 32 is formed with a fastening hole 32a which is a hole penetrating in the rotor axial direction and has a thread formed on the inner peripheral surface thereof.
  • a cylinder portion 31 b into which the piston 10 is inserted is formed in the inner side portion 31 a of the caliper main body portion 31.
  • the outer side part 31c of the caliper main body 31 is formed in a pair of claw shapes.
  • the slide pin 4 is a bolt-shaped metal member (so-called slide pin bolt) attached to each arm portion 32.
  • the slide pin 4 is fixed to each of the arm portion 32 on the rotor feed-in side and the arm portion 32 on the rotor feed-out side.
  • the slide pin 4 includes a head 41 disposed outside the caliper 3 and a shaft 42 extending from the head 41.
  • the head 41 is formed such that a cross section cut along a plane orthogonal to the axial direction (hereinafter referred to as “axial orthogonal cross section”) has a polygonal shape (here, a hexagonal shape).
  • the shaft portion 42 is formed in a columnar shape as a whole, and has a screwing portion 421 to be screwed into the fastening hole 32a of the caliper 3 and a slide portion 422 formed so as to be able to be inserted into the pin guide hole 21a. is doing.
  • the screwing portion 421 is a portion where a screw thread corresponding to the fastening hole 32a is formed in the shaft portion 42, and is a portion screwed with the fastening hole 32a.
  • the slide part 422 is a cylindrical part of the shaft part 42 in which no thread is formed, and is inserted into the pin guide hole 21a so as to be slidable in the rotor axial direction. When a part of the shaft portion 42 where the screw thread is formed is located between the caliper 3 and the mount 2, the part can be said to be a part of the slide part 422.
  • the axial orthogonal cross-sectional area of the head 41 is larger than the axial orthogonal cross-sectional area of the screwing portion 421.
  • the slide pin 4 and the caliper 3 are fastened (screwed) with the head 41 pressing the caliper 3 via the protective member 7.
  • the caliper 3 can be moved relative to the mount 2 by a slide pin 4 (slidable).
  • the disc brake device 1 has the caliper 3 slid in the rotor axial direction with respect to the mount 2 with the slide pin 4 fixed to the caliper 3 being inserted into the pin guide hole 21 a provided in the mount 2. It is configured to be supported.
  • the pin boot 5 is provided for each slide pin 4, and a portion of the slide pin 4 exposed between the straddle portion 21 of the mount 2 and the arm portion 32 of the caliper 3 (hereinafter referred to as “exposed portion”). It is a boot member for covering.
  • the pin boot 5 is a bellows cylindrical elastic member (for example, a rubber member) having one end fixed to the straddle portion 21 and the other end fixed to the exposed portion of the slide pin 4 or the arm portion 32.
  • One end of the pin boot 5 constitutes a bush, is assembled in an annular groove 21b provided in the pin guide hole 21a, and engages the mount 2 in the axial direction of the pin guide hole 21a.
  • the other end portion of the pin boot 5 is assembled to an engaging portion 422 a provided in the slide portion 422 and is engaged with the slide portion 422 in the rotor axial direction.
  • the engaging part 422a of the first embodiment is an annular groove.
  • the pin boot 5 is disposed so as to cover the exposed portion of the slide pin 4, and expands and contracts as the slide pin 4 slides.
  • the pair of pads 6 are mounted on the mount 2 so as to be movable in the rotor axial direction.
  • the pair of pads 6 are disposed inside the caliper 3 so as to face each other in the rotor axial direction via the rotor R.
  • Each pad 6 includes a friction material 61 that generates a braking force by slidingly contacting the rotor R, and a back plate 62 that supports the back surface of the friction material 61.
  • the caliper 3 moves relative to the mount 2 by sliding with the slide pin 4, the outer side pad 6 approaches the rotor R, and the pair of friction members 61 sandwich the rotor R. Thereby, a braking force is generated for the rotor R.
  • the disc brake device 1 includes the mount 2 attached to the vehicle body side member, the pair of pads 6 movably attached to the mount 2, and the piston that presses one of the pair of pads 6 toward the rotor R. 10 and a caliper 3 that is movably attached to the mount 2 to press the other pad 6 toward the rotor R.
  • the slide pin 4 and the pin guide hole are provided in the caliper 3 and the mount 2. 21a is provided correspondingly, and the slide pin 4 is inserted into the pin guide hole 21a so that the mount 2 supports the caliper 3 so as to be slidable in the rotor axial direction.
  • the protective member 7 is a metal member that is separately attached to each of the slide pin 4 on the return side of the rotor R and the slide pin 4 on the return side of the rotor R. That is, the disc brake device 1 includes two independent protective members 7. As shown in FIGS. 1 and 5 to 12, each protection member 7 includes a mounting part 71, a protection part 72, and a positioning part 73. 5 to 8 show the protective member 7 on the rotor delivery side, and FIGS. 9 to 12 show examples of mounting the protective member 7.
  • the shape of the caliper 3 is slightly different from that in FIGS. ing.
  • the mounting portion 71 is a portion that is sandwiched between the head portion 41 and the caliper 3 (arm portion 32) in a state where the shaft portion 42 of the slide pin 4 is inserted.
  • the mounting portion 71 is arranged (fixed) between the head 41 and the caliper 3 by being screwed with the slide pin 4 and the caliper 3 while being pressed by the head 41 and the caliper 3.
  • the mounting portion 71 is formed in an annular shape, and the shaft portion 42 is inserted through a through hole 71a formed in the center. More specifically, the mounting portion 71 includes an annular substrate portion 711 that forms the through hole 71a, and a plurality of protruding portions 712.
  • Each protruding portion 712 slightly protrudes from the inner peripheral edge of the substrate portion 711 toward the caliper 3.
  • the tip of the protruding portion 712 is formed in an edge shape.
  • the plurality of protruding portions 712 are arranged at equal intervals on the inner peripheral edge of the substrate portion 711.
  • the protection part 72 is a part that extends from the mounting part 71 and is arranged on the outer peripheral side of the slide part 422 located between the caliper 3 and the mount 2. In other words, the protection part 72 is arranged on the outer peripheral side of the slide part 422 so as to cover a part of the outer peripheral surface of the slide part 422 located between the caliper 3 and the mount 2 (which can also be said to be outside the pin guide hole 21a). It is the part which was done.
  • the protection part 72 of the first embodiment is disposed on the outer peripheral side of the pin boot 5 so as to cover a part of the outer peripheral surface of the pin boot 5.
  • the pin boot 5 is a member that covers the exposed portion of the slide portion 422, and is located on the outer peripheral side of the slide portion 422 located between the caliper 3 and the mount 2. That is, the protection part 72 is arranged on the outer peripheral side of the slide part 422 located between the caliper 3 and the mount 2 via the pin boot 5.
  • the protective portion 72 includes a first plate-like portion 721 extending on the same plane as the substrate portion 711 from the outer peripheral portion of the substrate portion 711, and a first plate-like portion extending from the first plate-like portion 721 to the rotor axial outer side.
  • the second plate-like portion 722 is formed according to the shape of the arm portion 32, and in order to follow the outer peripheral surface of the arm portion 32 (or the outer peripheral surface of the pin boot 5), the plate-like member is moved to the arm portion 32 (pin boot). 5)
  • One or more bending portions 722a and 722b that are bent to the side are provided.
  • the second plate-like portion 722 has curved portions 722 a and 722 b that bend the plate-like member so as to surround the pin boot 5.
  • the second plate-like portion 722 includes a first plane 722x, a second plane 722y, a third plane 722z, a curved portion 722a that connects the first plane 722x and the second plane 722y, and a second plane 722y. And a curved portion 722b connecting the third plane 722z.
  • the first plane 722x and the second plane 722y are located on the outer side in the rotor radial direction of the pin boot 5 and cover a portion on the outer side in the rotor radial direction of the pin boot 5.
  • the third plane 722z of the protection member 7 on the rotor turn-in side is located on the rotor turn-in side of the pin boot 5 and covers a portion of the pin boot 5 on the rotor turn-in side.
  • the third flat surface 722z of the protection member 7 on the rotor delivery side is located on the rotor delivery side of the pin boot 5 and covers the portion of the pin boot 5 on the rotor delivery side.
  • the first plane 722x extends from the first plate-like portion 721 to the outer peripheral side of the inner side end portion of the straddling portion 21.
  • the second plane 722 y and the curved portions 722 a and 722 b extend from the outer peripheral side of the outer side end portion of the arm portion 32 to the outer peripheral side of the inner side end portion of the straddling portion 21.
  • the third plane 722z extends from the outer peripheral side of the outer side end portion of the arm portion 32 to a position close to (or abuts on) the inner side end surface of the straddling portion 21.
  • the third plane 722z has a length in the rotor axial direction that is smaller than that of other portions, and forms a step with the curved portion 722b.
  • the length of the third plane 722z in the rotor axial direction is larger than the length of the pin boot 5 in the rotor axial direction.
  • the second plate-like portion 722 includes at least a portion of the pin boot 5 on the outer side in the rotor radial direction and a portion far from the cylinder portion 31b in the circumferential direction of the rotor (a portion on the rotor entry / exit side or the rotor turn-out). Side part). More specifically, the second plate-like portion 722 of the first embodiment covers the entire rotor axial direction at the outer portion in the rotor radial direction and the entire rotor axial direction at the portion far from the cylinder portion 31b in the rotor circumferential direction. ing.
  • the “side far from the cylinder portion 31b” can be said to be “the far side from the central portion of the caliper 3 in the circumferential direction of the rotor”.
  • the positioning portion 73 is a plate-like portion that protrudes from the position facing the first plane 722x of the second plate-like portion 722 in the substrate portion 711 toward the outer side in the rotor axial direction.
  • the positioning part 73 is formed along the shape of the arm part 32.
  • the positioning portion 73 is in contact with (or close to) the outer peripheral surface of the base portion side (the caliper main body portion 31 side) of the arm portion 32.
  • the positioning portion 73 engages the mounting portion 71 and the arm portion 32 in the rotation direction around the central axis of the slide pin 4 (shaft portion 42).
  • the positioning part 73 restricts the rotation of the mounting part 71 relative to the arm part 32.
  • the shapes of the two protective members 7 are symmetrical (see FIGS. 1, 9 and 10). That is, in the protection member 7 (corresponding to the “first protection member”) 7 on the rotor turn-in side, the protection portions 72 are located on the outer side in the rotor radial direction and on the rotor turn-in side, 7) corresponding to “2 protective members”, the protective portions 72 are located on the outer side in the rotor radial direction and on the rotor outlet side.
  • the disc brake device 1 according to the first embodiment includes a pin boot 5 that is disposed between the caliper 3 and the mount 2 and covers the slide portion 422 located between the caliper 3 and the mount 2. It arrange
  • the protective member 7 since separate independent protective members 7 are installed for the two slide pins 4, it is not necessary to greatly extend the protective member 7 in the rotor circumferential direction. As a result, the protective member 7 can be downsized, and the disc brake device 1 can be downsized. Further, since the protective member 7 protects the pin boot 5 on the outer side in the rotor radial direction where foreign matter is likely to enter and the side far from the cylinder portion 31b in the rotor circumferential direction, the pin boot 5 (between the caliper 3 and the mount 2). It is possible to prevent foreign matter from entering the surface. Thereby, generation
  • the first embodiment it is possible to prevent foreign matter from entering between the caliper 3 and the mount 2 without increasing the size. That is, according to the first embodiment, it is possible to achieve both reduction in size and suppression of entry of foreign matter between the caliper 3 and the mount 2.
  • the protection member 7 has the positioning part 73, the position shift by rotation of the protection member 7 is suppressed. Thereby, it can maintain at the position which the protection part 72 aimed, and can suppress the approach of a foreign material with a sufficient precision.
  • the mounting portion 71 has the protruding portion 712, when the slide pin 4 is screwed into the caliper 3 and the mounting portion 71 is sandwiched between the head 41 and the caliper 3, the protruding portion 712 is brought into the caliper 3. The biting force increases the frictional force between the mounting portion 71 and the caliper 3. Thereby, rotation of the protection member 7 is suppressed and it can suppress that the screwing state of the slide pin 4 and the caliper 3 loosens.
  • the protective member 7 of the first embodiment is composed of a plate-like member, it is thin and easy to miniaturize, which is advantageous from the viewpoint of weight reduction. Further, it is not necessary to match the positions of the two locations at the same time, and the work for attaching the protective member 7 is facilitated. Further, since the protective member 7 is separated, no stress is generated between the protective members 7, and the durability is excellent.
  • FIG. 13 shows the protection member 7 on the rotor delivery side of the second embodiment.
  • the mounting portion 71 of the second embodiment includes a substrate portion 711 and projecting portions 712 formed on both surfaces (both surfaces in the rotor axial direction) of the substrate portion 711.
  • the plurality of projecting portions 712 formed on one side are portions projecting from the outer side end surface (end surface on the caliper 3 side) of the substrate portion 711 toward the caliper 3, and radiate on the outer side end surface of the substrate portion 711. Is formed.
  • the plurality of projecting portions 712 formed on the other side are portions projecting from the inner side end surface (end surface on the head 41 side) of the substrate portion 711 toward the head 41, and on the inner side end surface of the substrate portion 711. It is formed radially.
  • Each protruding portion 712 has an edge shape (for example, a triangular apex) at the tip.
  • edge shape for example, a triangular apex
  • illustration is abbreviate
  • the present invention is not limited to the above embodiment.
  • the first protection member 7 is mounted on the slide pin 4 positioned on the rotor turn-in side and the second protection member is mounted on the slide pin 4 positioned on the rotor turn-out side. 7, and the shape of the first protection member 7 and the shape of the second protection member 7 may be the same.
  • a second protection part 72 is formed in the mounting part 71 instead of the positioning part 73, and the tip part of the second protection part 72 is placed in a part corresponding to the second protection part 72 in the caliper 3. You may form the recessed part to accommodate.
  • the protection member 7 having two protection portions 72 formed symmetrically can be mounted on both the rotor turn-in side and the rotor turn-out side, and the protection member 7 can be shared, that is, the number of parts can be reduced. Become. In this case, the protection part 72 also exhibits a positioning function. Moreover, the protection part 72 may be curving to the whole like a part of cylinder, for example. Moreover, it is preferable that the protection part 72 can protect at least 2 directions like the 2nd plate-shaped part 722, and when using a flat plate member, it is preferable to have 1 or more (one or more) curved parts.
  • the slide pin 4 may be composed of a plurality of members as described in, for example, Japanese Patent Application Laid-Open No. 2005-220942.
  • the slide pin 4 may include, for example, a bolt member that is screwed to the caliper 3 and a slide member that is screwed to the distal end portion of the bolt member.
  • the part screwed into the caliper 3 of the bolt member corresponds to the screwing part 421, and the slide member corresponds to the slide part 422. Even if it is such a structure, the effect similar to the said embodiment is exhibited.
  • the engaging portion 422a may be a protruding portion that protrudes in an annular shape from the outer peripheral surface of the slide member.
  • the protection member 7 may be attached to either the slide pin 4 located on the rotor turn-in side or the slide pin 4 located on the rotor turn-out side.
  • the protective member 7 may be provided only for the slide pin 4 on the rotor turn-in side where foreign objects are relatively easy to enter.
  • the present invention is applicable even when the pin boot 5 is not provided between the caliper 3 and the mount 2 or when a member other than the pin boot 5 is disposed.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

La présente invention concerne un dispositif de frein à disque comprenant un élément de protection (7) qui : est installé sur une broche coulissante (4) positionnée sur un côté mise en rotation d'un rotor (R) ou une broche coulissante (4) positionnée sur un côté sortie du rotor (R) ; ou est installé séparément sur chacune de la broche coulissante (4) positionnée sur le côté mise en rotation du rotor (R) et la broche coulissante (4) positionnée sur le côté sortie du rotor (R). L'élément de protection (7) comprend : une partie installation (71) qui, ayant une partie arbre (42) insérée à travers cette dernière, est prise en sandwich et maintenue par une partie tête (41) et un étrier (3) ; et une partie protection (72) qui s'étend à partir de la partie installation (71) et qui est agencée sur un côté circonférentiel externe d'une région de coulissement (422) qui est positionnée entre l'étrier (3) et un support (2).
PCT/JP2017/039208 2016-10-31 2017-10-31 Dispositif de frein à disque Ceased WO2018079795A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016-213159 2016-10-31
JP2016213159A JP6547722B2 (ja) 2016-10-31 2016-10-31 ディスクブレーキ装置

Publications (1)

Publication Number Publication Date
WO2018079795A1 true WO2018079795A1 (fr) 2018-05-03

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PCT/JP2017/039208 Ceased WO2018079795A1 (fr) 2016-10-31 2017-10-31 Dispositif de frein à disque

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WO (1) WO2018079795A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111306222A (zh) * 2020-03-17 2020-06-19 张建平 卡钳罩组件及其生产方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006194315A (ja) * 2005-01-12 2006-07-27 Toyota Motor Corp ディスクブレーキ装置
JP2009222171A (ja) * 2008-03-18 2009-10-01 Caterpillar Japan Ltd 作業車両のディスクブレーキ装置
WO2013080381A1 (fr) * 2011-12-02 2013-06-06 トヨタ自動車株式会社 Dispositif de frein à disque et étriers de frein

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006194315A (ja) * 2005-01-12 2006-07-27 Toyota Motor Corp ディスクブレーキ装置
JP2009222171A (ja) * 2008-03-18 2009-10-01 Caterpillar Japan Ltd 作業車両のディスクブレーキ装置
WO2013080381A1 (fr) * 2011-12-02 2013-06-06 トヨタ自動車株式会社 Dispositif de frein à disque et étriers de frein

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111306222A (zh) * 2020-03-17 2020-06-19 张建平 卡钳罩组件及其生产方法

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JP2018071688A (ja) 2018-05-10
JP6547722B2 (ja) 2019-07-24

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