WO2023149061A1 - ドアラッチ装置 - Google Patents
ドアラッチ装置 Download PDFInfo
- Publication number
- WO2023149061A1 WO2023149061A1 PCT/JP2022/043533 JP2022043533W WO2023149061A1 WO 2023149061 A1 WO2023149061 A1 WO 2023149061A1 JP 2022043533 W JP2022043533 W JP 2022043533W WO 2023149061 A1 WO2023149061 A1 WO 2023149061A1
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- WO
- WIPO (PCT)
- Prior art keywords
- lever
- inertia lever
- lever portion
- inertia
- shift
- 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
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
- E05B85/20—Bolts or detents
- E05B85/24—Bolts rotating about an axis
- E05B85/243—Bolts rotating about an axis with a bifurcated bolt
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B77/00—Vehicle locks characterised by special functions or purposes
- E05B77/02—Vehicle locks characterised by special functions or purposes for accident situations
- E05B77/04—Preventing unwanted lock actuation, e.g. unlatching, at the moment of collision
- E05B77/06—Preventing unwanted lock actuation, e.g. unlatching, at the moment of collision by means of inertial forces
Definitions
- the present invention relates to a door latch device.
- a door latch device for keeping a door closed with respect to a vehicle body is provided so as to prevent the door from accidentally opening even when an impact force is applied to the vehicle body.
- an open link that operates when a door handle is opened to release a ratchet lever includes a lever body and an inertial lever portion.
- the lever body moves with the opening operation of the door handle, and can be displaced between an unlock position and a lock position.
- the inertia lever portion is supported so as to be displaceable between an operating position and a non-operating position with respect to the lever body, and is biased to be maintained at the operating position by a release biasing spring.
- a door latch device provides an open link that changes between an unlocked state and a locked state and operates when a door handle is opened, and an operating force is applied via the open link.
- a ratchet lever that releases the engagement state of the ratchet with the latch when the door handle is unlocked, and the open link is capable of transmitting the operating force to the ratchet lever when the door handle is operated to open in the unlocked state.
- the open link is displaced to an unlocked position corresponding to the unlocked state and a locked position corresponding to the locked state, and a lever body that moves in accordance with the opening operation of the door handle; an inertial lever portion that can move between an operating position and a sensitive position by rotating relative to the lever body about a predetermined axis; and a release biasing member that biases in a rotational direction so as to maintain the position, and the inertia lever portion is configured to operate when the lever body is disposed at the unlock position and at the operating position.
- the inertia lever portion Only when the door handle is operated to open, the operating force can be transmitted to the ratchet lever, and the inertia lever portion is provided with the release biasing member between the lever body and the inertia lever portion.
- a shift biasing member that shifts the inertia lever portion to the shift position with respect to the lever body in a movement mode different from the rotation when the inertia lever portion is rotated to the sensitive position against the force;
- the inertia lever portion When shifted to the shift position by the shift urging member, the inertia lever portion is prevented from moving from the shift position to the operating position via the sensitive position by facing each other along the axis.
- the lever body and the inertia lever portion are juxtaposed along the axis when the inertia lever portion is arranged at the operating position, Further, block portions are provided that oppose each other in a circumferential direction about the axial center when the inertia lever portion is shifted to the shift position by the shift urging member.
- the shift biasing member biases the inertia lever portion in a tilting direction with respect to the lever body.
- the release biasing member is a torsion coil spring configured around the axis, and also functions as the shift biasing member.
- the inertia lever portion and the housing accommodating the inertia lever portion are provided with a preset return lever for the door handle in a state in which the inertia lever portion is shifted to the shift position. return portions that contact each other and return the inertia lever portion to the operating position when the opening operation is performed with a stroke amount of .
- the inertia lever portion when the inertia lever portion rotates to the sensing position with respect to the lever body, the inertia lever portion is shifted to the shift position by the biasing member for shift, and the restricting members face each other along the axis.
- the inertia lever part is prevented from moving through the sensitive position to the operating position. Therefore, once the inertia lever portion is placed at the sensitive position, the ratchet lever does not operate even when the door handle is operated in the direction of the opening operation, and the impact force is applied to the vehicle body. It is possible to more reliably prevent a situation in which the door is carelessly opened.
- FIG. 1 is a view of the appearance of a door latch device according to an embodiment of the present invention as viewed from the rear side of a vehicle.
- FIG. 2 is a diagram of FIG. 1 with the housing omitted.
- FIG. 3 is a view of the internal structure of the door latch device shown in FIG. 1 as viewed from the inside of the vehicle.
- FIG. 4 is a view of the essential parts of the internal structure when the door latch device shown in FIG. 1 is in an unlocked state, viewed from the inside of the vehicle.
- FIG. 5 is a view of the essential parts of the internal structure when the door latch device shown in FIG. 1 is in a locked state, viewed from the inside of the vehicle.
- FIG. 6A shows the essential parts of the internal structure of the open link of the door latch device shown in FIG.
- FIG. 6B is a perspective view of the main part of the internal structure of the open link of the door latch device shown in FIG. 1 when the inertia lever is at the operating position, as viewed obliquely from below.
- FIG. 7A shows the essential parts of the internal structure of the open link of the door latch device shown in FIG. 1 when the inertia lever is at the shift position, viewed from the inside of the vehicle.
- FIG. 7B is a perspective view of the main part of the internal structure of the open link of the door latch device shown in FIG. 1 when the inertia lever is at the shift position, as viewed obliquely from below.
- FIG. 7A shows the essential parts of the internal structure of the open link of the door latch device shown in FIG. 1 when the inertia lever is at the shift position, viewed from the inside of the vehicle.
- FIG. 7B is a perspective view of the main part of the internal structure of the open link of the door latch device shown in FIG. 1 when the inert
- FIG. 8 is an exploded perspective view of the open link of the door latch device shown in FIG. 1, viewed from the inside of the vehicle.
- FIG. 9 is an exploded perspective view of the open link of the door latch device shown in FIG. 1 as viewed from above the vehicle.
- FIG. 10A shows a case where the inertia lever portion is in the operating position in the open link of the door latch device shown in FIG. 1, and is a view seen from the inside of the vehicle.
- FIG. 10B shows a case where the inertia lever portion is in the operating position in the open link of the door latch device shown in FIG. 1, and is a view seen from the rear side of the vehicle.
- FIG. 10A shows a case where the inertia lever portion is in the operating position in the open link of the door latch device shown in FIG. 1, and is a view seen from the inside of the vehicle.
- FIG. 10B shows a case where the inertia lever portion is in the operating position in the open link of the door latch device shown in
- FIG. 10C shows a case where the inertia lever portion is in the operating position in the open link of the door latch device shown in FIG. 1, and is a view seen from the outside of the vehicle.
- FIG. 10D is a perspective view of the open link of the door latch device shown in FIG. 1 when the inertia lever portion is in the operating position, as seen from the inside of the vehicle and above.
- FIG. 11 is a cross-sectional plan view of the main part of the open link of the door latch device shown in FIG. 1 when the inertia lever is at the operating position.
- FIG. 12A shows a case where the inertia lever portion of the open link of the door latch device shown in FIG. 1 is in the shift position, and is a view seen from the inside of the vehicle.
- FIG. 12A shows a case where the inertia lever portion of the open link of the door latch device shown in FIG. 1 is in the shift position, and is a view seen from the inside of the vehicle.
- FIG. 12B shows a case where the inertia lever portion of the open link of the door latch device shown in FIG. 1 is at the shift position, and is a view seen from the rear side of the vehicle.
- FIG. 12C shows a case where the inertia lever portion of the open link of the door latch device shown in FIG. 1 is in the shift position, and is a view seen from the outside of the vehicle.
- FIG. 12D is a perspective view of the open link of the door latch device shown in FIG. 1 when the inertia lever is in the shift position, viewed from the inside and above the vehicle.
- FIG. 13 is a cross-sectional plan view of the main part when the inertia lever portion of the open link of the door latch device shown in FIG. 1 is at the shift position.
- FIG. 14 is a cross-sectional side view of the main part of the open link of the door latch device shown in FIG. 1 when the inertia lever is at the shift position.
- 15A is a perspective view showing the relative position between the open link and the housing of the door latch device shown in FIG. 1, in which the inertia lever portion is arranged at the operating position;
- FIG. 15B is a perspective view showing the relative position between the open link and the housing of the door latch device shown in FIG. 1, in which the inertia lever portion is arranged at the shift position;
- FIG. 15A is a perspective view showing the relative position between the open link and the housing of the door latch device shown in FIG. 1, in which the inertia lever portion is arranged at the shift position;
- FIG. 15B is a perspective view showing the relative position between the open link and the housing of the door latch device shown in FIG. 1, in which the inertia lever portion is arranged at the shift position;
- FIG. 15A is a perspective view showing
- FIGS 1 to 3 show a door latch device according to an embodiment of the present invention.
- the door latch device illustrated here is mounted on the side door of the front hinge located on the right side of the four-wheeled vehicle, and is provided on the vehicle body according to the opening operation by the door handle and the locking/unlocking operation by the key. The opening and closing of the side door is controlled by changing the state of engagement with the striker.
- a latch unit 10 is provided inside a housing 1 in this door latch device.
- the latch unit 10 comprises a latch 12 rotatably arranged via a latch shaft 11 and a ratchet 14 rotatably arranged via a ratchet shaft 13 .
- the latch shaft 11 and ratchet shaft 13 extend substantially horizontally along the front and rear of any vehicle.
- a latch shaft 11 is provided at a portion above the vehicle from the striker entry groove 2 provided in the housing 1, and is positioned below the striker entry groove 2 from the latch shaft 11.
- a ratchet shaft 13 is provided at a portion on the inner side of the vehicle. When the side door is closed, a striker (not shown) enters the striker entry groove 2 from the left side in FIG. 1, which is relatively inward of the vehicle.
- the latch 12 has a striker contact portion 12a and a hook portion 12b, and is placed in an engagement standby state by being urged in the release direction (clockwise in FIG. 2) by the urging force of a latch spring (not shown).
- the engagement standby state is a state in which the hook portion 12b is retracted upward with respect to the striker entrance groove 2, while the striker contact portion 12a is arranged on the far side (right side in FIG. 2) of the striker entrance groove 2. is.
- the hook portion 12b is arranged across the open end side of the striker entrance groove 2. As shown in FIG.
- the ratchet 14 prevents the latch 12 from rotating in the releasing direction by engaging with the hook portion 12b when the hook portion 12b of the latch 12 is placed across the striker entrance groove 2. .
- the ratchet 14 is biased in a direction (counterclockwise in FIG. 2) to engage with the latch 12 by the biasing force of a ratchet spring (not shown). Therefore, when the striker enters the striker entry groove 2 and the hook portion 12b of the latch 12 is arranged to traverse the striker entry groove 2, the ratchet 14 is engaged with the hook portion 12b by the biasing force of the ratchet spring. status will be maintained.
- the ratchet 14 is integrally provided with a ratchet lever 14a.
- the ratchet lever 14a extends inwardly of the vehicle from a portion of the ratchet shaft 13 that is located on the front side of the vehicle relative to the ratchet 14 .
- the ratchet lever 14a When the ratchet lever 14a is pressed upward against the biasing force of the ratchet spring, the ratchet 14 rotates clockwise in FIG. .
- an open link 20 is provided inside the housing 1 at a portion below the ratchet lever 14a.
- the open link 20 can be vertically moved by the operation of the outside handle lever 30 and the inside handle lever 40, and is rotated about the axis along the lateral direction of the vehicle by the operation of the lock unit 50 to be unlocked. and locked state.
- the outside handle lever 30 is rotatably disposed below the ratchet shaft 13 by an outside lever shaft 31 that extends along the front and rear of the vehicle.
- an outside door handle of a side door is linked via an outside cable 32 to an end portion of the outside handle lever 30 located on the outside side of the vehicle.
- An open lever 33 is arranged to be linked to an end portion 30a of the outside handle lever 30 located on the inner side of the vehicle.
- the open lever 33 is rotatably arranged by an open lever shaft 34 along the front and rear of the vehicle at a portion located inward of the vehicle from the outside handle lever 30 and downward from the outside lever shaft 31.
- the engaging end portion 33a positioned on the inner side of the vehicle engages with the rotation center portion of the open link 20 (an engaging hole 21a, which will be described later).
- the inside handle lever 40 is rotatably disposed below the open link 20 by an inside lever shaft 41 along the left and right sides of the vehicle, and is positioned in front of it.
- the front end portion 40 a faces the lower end surface of the open link 20 .
- the inside door handle of the side door is linked to the lower end of the inside handle lever 40 via the inside cable 42 .
- the lock unit 50 includes a lock lever 52 that rotates about the axis of a lock shaft 51 along the left and right sides of the vehicle. It fits.
- This lock unit 50 comprises an actuator unit 53 and a lock cable 54 linked to a lock lever 52 .
- the actuator unit 53 is operated to be locked and unlocked by a remote controller owned by the user of the vehicle.
- the lock cable 54 transmits to the lock lever 52 the lock operation and unlock operation of a lock knob (not shown) provided on the side door.
- the lock lever 52 rotates clockwise in FIG. As a result, the open link 20 is brought into an unlocked state in which it stands substantially upright as shown in FIG. 4 by the urging force of the return spring (not shown).
- the lock lever 52 rotates counterclockwise in FIG.
- the open link 20 rotates counterclockwise in FIG. 3 via the engaging piece 52a, and is in a forward-tilted locked state as shown in FIG.
- the above-described open link 20 is configured with a lever body 21 and an inertial lever portion 22. As shown in FIG.
- the lever main body 21 and the inertial lever portion 22 are marked with dots in different forms.
- the lever body 21 has an engagement hole 21a and a support shaft portion 21b at its lower end, and a lock engagement portion 21c at its upper end.
- the engagement hole 21a is a deformed hole that penetrates along the left-right direction of the vehicle.
- An engaging end portion 33a of the open lever 33 located on the inner side of the vehicle engages with the engaging hole 21a in such a manner that the engaging end portion 33a is rotatable relative to the engaging hole 21a and is not vertically movable.
- the support shaft portion 21b has a columnar shape protruding toward the rear side of the vehicle from a portion adjacent to the engagement hole 21a.
- the lock engaging portion 21c is a projection projecting outward of the vehicle, and is engaged with the engaging piece 52a of the lock lever 52 described above.
- the lever body 21 moves upward via the open lever 33 when the outside door handle or the inside door handle is operated to open, and tilts forward when the lock unit 50 or the lock cable 54 is operated to lock. It is arranged in the unlocked position where it stands almost upright when the lock unit 50 and the lock cable 54 are unlocked.
- the locked position and unlocked position of the lever body 21 correspond to the locked state and unlocked state of the open link 20, respectively.
- the inertia lever portion 22 has an inertia mass portion 22a at its upper end and a slide hole 22b at its lower end.
- the inertia mass portion 22a is configured such that the mass of the upper end portion of the inertia lever portion 22 is greater than that of the lower end portion.
- a regulating plate 23 is provided on the protruding end face of the support shaft portion 21b, and a torsion coil spring (releasing biasing member and shift member) is provided in a portion of the support shaft portion 21b located between the lever body 21 and the inertia lever portion 22. 24 is provided.
- the regulating plate 23 has a disc shape with an outer diameter larger than the inner diameter of the sliding hole 22b, and is fixed to the end surface of the support shaft portion 21b by a mounting screw 25. As shown in FIG.
- the torsion coil spring 24 biases the inertia lever portion 22 with respect to the lever body 21 so that it rotates counterclockwise when viewed from the rear side of the vehicle, and rotates the inertia lever portion 22 backward with respect to the lever body 21 . When pressed, it functions to tilt (shift) the upper end portion of the inertia lever portion 22 rearward about the lower end portion.
- Block portions 21B and 22B are provided on the lever body 21 and the inertia lever portion 22, respectively. As shown in FIGS. 10 and 11, these block portions 21B and 22B are configured such that the axis of the slide hole 22b is substantially parallel to the axis of the support shaft portion 21b and the rotation direction of the torsion coil spring 24 is fixed. In a state where the inertia lever portion 22 is rotated counterclockwise with respect to the lever body 21 by a force (operating position of the inertia lever portion 22), the support shaft portion 21b is rotated along the axis of the support shaft portion 21b. It will be in a state where it is arranged side by side. On the other hand, as shown in FIGS.
- block portions 21B and 22B are configured so as to face each other in the circumferential direction.
- a regulating protrusion (regulating member) 21Ba and a regulating concave portion 22Ba are provided between the block portion 21B of the lever body 21 and the block portion (regulating member) 22B of the inertia lever portion 22.
- the restricting protrusion 21Ba protrudes outward from the vehicle from the upper end portion of the block portion 21B.
- the restriction recess 22Ba is a recess formed in a portion corresponding to the restriction protrusion 21Ba in the front end portion of the block portion 22B.
- the inertia lever portion 22 tilts with respect to the lever body 21, and the biasing force of the torsion coil spring 24 in the rotational direction causes the inertia lever portion 22 to move with respect to the lever body 21 and the restriction recess portion 22Ba.
- the return inclined protrusion 22d is operated to open the outside door handle or the inside door handle with a larger return stroke than usual. 15, by contacting the return projection (return portion) 1A of the housing 1, the inertia lever portion 22 is moved against the lever body 21 against the biasing force of the torsion coil spring 24. After being moved outward, it is pressed forward.
- the inertia lever portion 22 in a state where the inertia lever portion 22 is arranged at the shift position, if the opening operation of the outside door handle or the opening operation of the inside door handle is performed with a stroke amount for return larger than normal, the When the inclined projection 22d comes into contact with the return projection 1A of the housing 1, the inertia lever portion 22 is moved to the outer side of the vehicle with respect to the lever body 21, and then moved to the front side to reach the sensing position. . As a result, the inertia lever portion 22 rotates counterclockwise when viewed from the rear side of the vehicle due to the biasing force of the torsion coil spring 24 in the rotational direction, and returns to the above-described operating position.
- the return inclined projection 22d and the return projection 1A allow the open link 20 to move upward without abutting each other, while the open link 20 is at the shift position. It is constructed so that it can abut against each other only when it is moved upward in the state in which it is arranged in the position of the
- the door latch device configured as described above is mounted on the vehicle with the support shaft portion 21b of the lever body 21 along the front and rear of the vehicle and the inertia lever portion 22 positioned at the operating position.
- the inertial lever portion 22 is maintained at the operating position by the biasing force of the torsion coil spring 24 in the rotational direction, so that the lever body 21 is arranged at the unlocked position as shown in FIG.
- the pressing contact surface 22c of the inertia lever portion 22 faces the lower surface of the ratchet lever 14a.
- the lever body 21 and the inertia lever portion 22 are integrally in a locked state tilted forward, and the pressing contact surface 22c is forward of the ratchet lever 14a. placed in Therefore, even if the lever body 21 is moved upward by the opening operation of the outside door handle or the opening operation of the inside door handle, the inertia lever portion 22 does not come into contact with the ratchet lever 14a, and the ratchet 14 is engaged with the latch 12. The engaged state is maintained, and the side door remains closed with respect to the vehicle body.
- the inertial lever portion 22 rotates counterclockwise when viewed from the rear side of the vehicle by the biasing force of the torsion coil spring 24 in the rotational direction at the position where the block portion 22B exceeds the restricting protrusion 21Ba. Since the restricting recessed portion 22Ba of the block portion 22B is maintained facing the restricting protrusion 21Ba, the inertial mass portion 22a of the inertial lever portion 22 cannot move forward with respect to the lever body 21.
- the inertia lever portion 22 is arranged at the shift position with respect to the lever body 21, even if the outside door handle or the inside door handle moves due to the impact force applied to the vehicle body, the inertia The lever portion 22 does not return to the operating position after passing through the sensitive position, and as a result, there is no risk of inadvertently opening the side door.
- the door latch device mounted on the side door of a four-wheeled vehicle is exemplified, but it may of course be mounted on other types of vehicles.
- the support shaft portion of the lever body is arranged along the longitudinal direction of the vehicle and the inertia mass portion of the inertia lever portion is positioned upward, then the lateral impact of the vehicle due to a side collision or the like will occur as in the case of the embodiment. It is possible to prevent the door from being unintentionally opened when a force is applied.
- the inertia lever portion 22 when the inertia lever portion 22 rotates to the sensitive position with respect to the lever body 21, the inertia lever portion 22 is tilted to shift to the shift position. Without being limited to this, for example, it is also possible to shift to the shift position by sliding the inertia lever portion 22 along the axis of the support shaft portion 21b.
- the single torsion coil spring 24 has the function of urging the lever body 21 to maintain the inertia lever portion 22 at the operating position and the function of urging the inertia lever portion 22 to the sensitive position.
- the lever main body 21 is provided with the restricting protrusion 21Ba, but the inertia lever section 22 may be provided with the restricting protrusion. Both sides may be provided with the restricting protrusions.
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- Lock And Its Accessories (AREA)
Abstract
Description
1A 復帰用突起(復帰部)
12 ラッチ
14 ラチェット
14a ラチェットレバー
20 オープンリンク
21 レバー本体
21B ブロック部
21Ba 規制突部(規制部材)
22 慣性レバー部
22B ブロック部(規制部材)
22d 復帰用傾斜突部(復帰部)
23 規制板
24 ねじりコイルバネ(解除用付勢部材、シフト用付勢部材)
Claims (5)
- アンロック状態及びロック状態に変化し、ドアハンドルが開操作された際に動作するオープンリンクと、前記オープンリンクを介して操作力が与えられた場合にラッチに対するラチェットの係合状態を解除するラチェットレバーとを備え、前記オープンリンクは前記アンロック状態において前記ドアハンドルが開操作された場合にその操作力を前記ラチェットレバーに伝達可能となるドアラッチ装置であって、
前記オープンリンクは、前記アンロック状態に対応したアンロック位置及び前記ロック状態に対応したロック位置に変位し、かつ前記ドアハンドルの開操作に伴って移動するレバー本体と、前記レバー本体に対して所定の軸心を中心として相対的に回転することにより動作位置と感応位置とに移動可能となる慣性レバー部と、前記レバー本体に対して前記慣性レバー部が前記動作位置に維持されるように回転方向に付勢する解除用付勢部材とを備え、前記慣性レバー部は、前記レバー本体がアンロック位置に配置され、かつ前記動作位置に配置された状態で前記ドアハンドルが開操作された場合にのみその操作力を前記ラチェットレバーに伝達可能であり、
前記レバー本体と前記慣性レバー部との間には、前記慣性レバー部が前記解除用付勢部材の付勢力に抗して前記感応位置まで回転した場合に当該回転とは異なる移動態様で前記レバー本体に対して前記慣性レバー部をシフト位置にシフトさせるシフト用付勢部材と、前記慣性レバー部が前記シフト用付勢部材によって前記シフト位置にシフトされた場合に前記軸心に沿って互いに対向することにより、前記慣性レバー部が前記シフト位置から前記感応位置を経て前記動作位置に移動するのを阻止する規制部材とが設けられていることを特徴とするドアラッチ装置。 - 前記レバー本体と前記慣性レバー部との間には、前記慣性レバー部が前記動作位置に配置されている場合に前記軸心に沿って並設され、かつ前記慣性レバー部が前記シフト用付勢部材によって前記シフト位置にシフトされた場合に前記軸心を中心とした周方向に互いに対向するブロック部が設けられていることを特徴とする請求項1に記載のドアラッチ装置。
- 前記シフト用付勢部材は、前記レバー本体に対して前記慣性レバー部を傾動する方向に付勢することを特徴とする請求項1に記載のドアラッチ装置。
- 前記解除用付勢部材は、前記軸心を中心として構成されたねじりコイルバネであり、前記シフト用付勢部材としても機能することを特徴とする請求項1に記載のドアラッチ装置。
- 前記慣性レバー部及び前記慣性レバー部を収容するハウジングには、前記慣性レバー部が前記シフト位置にシフトされた状態で前記ドアハンドルが予め設定した復帰用のストローク量をもって開操作された場合に互いに当接し、前記慣性レバー部を前記動作位置に復帰させる復帰部が設けられていることを特徴とする請求項1に記載のドアラッチ装置。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP22924966.9A EP4474602A4 (en) | 2022-02-03 | 2022-11-25 | Door latch device |
| CN202280090361.2A CN118661012A (zh) | 2022-02-03 | 2022-11-25 | 门锁装置 |
| US18/835,319 US20250163735A1 (en) | 2022-02-03 | 2022-11-25 | Door latch device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022015589A JP7711601B2 (ja) | 2022-02-03 | 2022-02-03 | ドアラッチ装置 |
| JP2022-015589 | 2022-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2023149061A1 true WO2023149061A1 (ja) | 2023-08-10 |
Family
ID=87552058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2022/043533 Ceased WO2023149061A1 (ja) | 2022-02-03 | 2022-11-25 | ドアラッチ装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20250163735A1 (ja) |
| EP (1) | EP4474602A4 (ja) |
| JP (1) | JP7711601B2 (ja) |
| CN (1) | CN118661012A (ja) |
| WO (1) | WO2023149061A1 (ja) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011026780A (ja) | 2009-07-22 | 2011-02-10 | Ansei:Kk | 車両用ドアロック装置 |
| US20150240536A1 (en) * | 2014-02-24 | 2015-08-27 | Magna Closures Inc. | Latch for a door of a motor vehicle |
| JP2018003305A (ja) * | 2016-06-28 | 2018-01-11 | 株式会社ユーシン | ドアロック装置 |
| JP2020153191A (ja) * | 2019-03-22 | 2020-09-24 | 三井金属アクト株式会社 | ドアロック装置 |
| WO2021070401A1 (ja) * | 2019-10-08 | 2021-04-15 | 三井金属アクト株式会社 | ドアラッチ装置 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9366063B2 (en) * | 2013-03-25 | 2016-06-14 | Brose Schliesssysteme Gmbh & Co. Kg | Motor vehicle lock |
| US9874046B2 (en) * | 2013-03-25 | 2018-01-23 | Brose Schliesssysteme Gmbh & Co. Kommanditgesellschaft | Motor vehicle lock |
| EP3034723B1 (fr) * | 2014-12-18 | 2017-06-21 | U-Shin France | Serrure pour un ouvrant de véhicule automobile |
| CN107407110B (zh) * | 2015-02-17 | 2019-07-26 | Gecom公司 | 机动车用门闩装置 |
| US11180933B2 (en) * | 2016-02-02 | 2021-11-23 | Mitsui Kinzoku Act Corporation | Motor-vehicle door latch device |
| DE102017113880A1 (de) * | 2017-06-22 | 2018-12-27 | BROSE SCHLIEßSYSTEME GMBH & CO. KG | Kraftfahrzeugschloss |
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2022
- 2022-02-03 JP JP2022015589A patent/JP7711601B2/ja active Active
- 2022-11-25 US US18/835,319 patent/US20250163735A1/en active Pending
- 2022-11-25 EP EP22924966.9A patent/EP4474602A4/en active Pending
- 2022-11-25 WO PCT/JP2022/043533 patent/WO2023149061A1/ja not_active Ceased
- 2022-11-25 CN CN202280090361.2A patent/CN118661012A/zh active Pending
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| JP2011026780A (ja) | 2009-07-22 | 2011-02-10 | Ansei:Kk | 車両用ドアロック装置 |
| US20150240536A1 (en) * | 2014-02-24 | 2015-08-27 | Magna Closures Inc. | Latch for a door of a motor vehicle |
| JP2018003305A (ja) * | 2016-06-28 | 2018-01-11 | 株式会社ユーシン | ドアロック装置 |
| JP2020153191A (ja) * | 2019-03-22 | 2020-09-24 | 三井金属アクト株式会社 | ドアロック装置 |
| WO2021070401A1 (ja) * | 2019-10-08 | 2021-04-15 | 三井金属アクト株式会社 | ドアラッチ装置 |
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| Title |
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| See also references of EP4474602A4 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4474602A1 (en) | 2024-12-11 |
| CN118661012A (zh) | 2024-09-17 |
| JP7711601B2 (ja) | 2025-07-23 |
| JP2023113315A (ja) | 2023-08-16 |
| EP4474602A4 (en) | 2025-06-04 |
| US20250163735A1 (en) | 2025-05-22 |
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