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WO2018175274A1 - Appareil de traitement de linge à commande manuelle - Google Patents

Appareil de traitement de linge à commande manuelle Download PDF

Info

Publication number
WO2018175274A1
WO2018175274A1 PCT/US2018/023054 US2018023054W WO2018175274A1 WO 2018175274 A1 WO2018175274 A1 WO 2018175274A1 US 2018023054 W US2018023054 W US 2018023054W WO 2018175274 A1 WO2018175274 A1 WO 2018175274A1
Authority
WO
WIPO (PCT)
Prior art keywords
reciprocating
manually operated
clothes washer
impeller
damper
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/US2018/023054
Other languages
English (en)
Inventor
Abhishek P. Buzruk
Rebecca A. GEORGE
Georgina MANG
Carlos I. OBREGON
Carlos Perez CORDOBA
Yoa L. DELBOSQUE
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.)
Whirlpool Corp
Original Assignee
Whirlpool Corp
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 Whirlpool Corp filed Critical Whirlpool Corp
Publication of WO2018175274A1 publication Critical patent/WO2018175274A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F13/00—Washing machines having receptacles, stationary for washing purposes, with agitators therein contacting the articles being washed 
    • D06F13/06—Washing machines having receptacles, stationary for washing purposes, with agitators therein contacting the articles being washed  wherein the agitator has both rotary, e.g. oscillating rotary, motion and axial motion
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F17/00—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid
    • D06F17/06—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid by rotary impellers
    • D06F17/08—Driving arrangements for the impeller

Definitions

  • the disclosure relates to a manually operated clothes washer that includes a tub having a bottom and a peripheral wall extending upwardly from the bottom to define an open top, a damper located within the tub, an impeller having at least one vane and rotatably mounted to the damper such that the at least one vane confronts the bottom and a drive system having a manually-operated, reciprocating input and a reciprocating to rotational motion converter operably coupling the reciprocating input to the impeller, wherein reciprocating movement of the reciprocating input rotates the impeller.
  • the disclosure relates to a manually operated clothes washer that includes a tub having a bottom and a peripheral wall extending upwardly from the bottom to define an open top, a damper having a collapsible housing with a predetermined cracking threshold, which, when exceeded, the collapsible housing collapses, an impeller having at least one vane and rotatably mounted to the damper such that the at least one vane confronts the bottom, a manually reciprocating handle having at least first and second telescoping elements, with the second element mounted to the impeller, and a reciprocating to rotational motion converter operably coupling the first and second telescoping elements, wherein reciprocating movement of the first and second telescoping elements results in rotation of the impeller.
  • the disclosure relates to a manually operated agitator assembly for a clothes washer comprising a damper, an impeller having at least one vane and rotatably mounted to the damper such that the at least one vane confronts the damper and a drive system having a manually-operated, reciprocating input and a reciprocating to rotational motion converter operably coupling the reciprocating input to the impeller, wherein reciprocating movement of the reciprocating input rotates the impeller.
  • the disclosure relates to a manually operated clothes washer comprising a tub having a bottom and a peripheral wall extending upwardly from the bottom to define an open top, a damper located within the tub, an agitator having at least one vane and rotatably mounted to the damper such that the at least one vane confronts the bottom, and a drive system having a manually-operated, reciprocating input and a reciprocating to rotational motion converter operably coupling the reciprocating input to the agitator, wherein reciprocating movement of the manually-operated, reciprocating input rotates the agitator.
  • Figure 1 is a schematic view of a manually operated laundry treating appliance according to an embodiment of the inventive concepts.
  • Figure 2 is a front view of a first specific implementation of the laundry treating appliance according to Figure 1.
  • Figure 3 is a cross-sectional view of the laundry treating appliance of Figure 2 in an extended state taken along line III-III and including a drive system.
  • Figure 4 is an enlarged view of the drive system of Figure 3.
  • Figure 5 is an enlarged view of a bush and a seat from a one-way clutch assembly
  • Figure 6 is a cross-sectional view of the laundry treating appliance of Figure 2 in a compressed state taken along line ⁇ - ⁇ and including a drive system.
  • Figure 7 is an isometric view of the laundry treating appliance according to a second embodiment of the inventive concept.
  • Figure 8 is a partially exploded perspective view of the laundry treating appliance according to a third embodiment of the inventive concept.
  • Figure 9 is an exploded perspective view of a portion of the laundry treating appliance of Figure 8 including a drive system.
  • Figure 1 OA is a perspective view of the drive system of Figure 9 in a first configuration.
  • Figure 10B is a perspective view of the drive system of Figure 9 in a second configuration.
  • FIG 1 is a schematic view of one implementation of the manually operated laundry treating appliance.
  • the laundry treating appliance may be any manually operated appliance such as a clothes washer which can be used to clean or otherwise treat items placed therein.
  • the laundry treating appliance is schematically illustrated as a washing machine 10 having a tub 12 comprising a bottom 14 and a peripheral wall 16 extending upwardly from the bottom to define an open top 18.
  • the tub 12 can be specifically designed or can be a simple container, such as a bucket.
  • An impeller 22 having a plurality of vanes 24 may be disposed on an inner surface of the tub 12 with the vanes oriented such that they are intended to agitate the laundry below them.
  • the impeller is rotatably mounted to a shaft 30, which is supported in the tub 12 by a damper 20.
  • a manually operable drive system 48 comprising a reciprocating input 26 and a motion converter 28 are provided to take a reciprocating input and convert it to rotational motion to rotate the impeller 22 in a rotational direction 32 about the shaft 30.
  • the impeller 22, damper 20, and drive system can all be an integral unit that can be stored separately from the tub 12.
  • the integral unit can be placed in the tub 12.
  • the integral unit can be sub-divided into other integral units, such as the reciprocating input 26 and motion converter 28 as a first unit, and the impeller 22, a shaft 30 and damper 20 as a second unit.
  • the second unit can be left in the tub 12 while the first unit is stored separately.
  • treating chemistries that may be dispensed by the dispensing system during a cycle of operation include one or more of the following: water, enzymes, fragrances, stiffness/sizing agents, wrinkle releasers/reducers, softeners, antistatic or electrostatic agents, stain repellants, water repellants, energy reduction/extraction aids, antibacterial agents, medicinal agents, vitamins, moisturizers, shrinkage inhibitors, and color fidelity agents, and combinations thereof.
  • the reciprocating input 26 can be configured to provide an input force to the motion converter 28 in one or both of the reciprocating directions.
  • the damper 20 resists and dampens the force from the reciprocating input 26 and can optionally permit the impeller 22 to reciprocate up/down in a direction 33 in the tub 12 in addition to rotating.
  • Figure 2 is a front view of a first specific implementation of the clothes washer of Figure 1. Because of the similarity of the specific implementation of Figure 2 to Figure 1, like parts in Figure 2 will be denoted with like numbers increased by 100 for ease of comparison to Figure 1.
  • a tub 112 rests on a base 142.
  • the tub 112 has a peripheral wall 116.
  • An opening defined by the peripheral wall at the top (not shown in Figure 2) is closed by a lid 144.
  • a drive system 148 having a reciprocating input 126 is in the form of a telescoping handle having a first telescoping element 140 and a second telescoping element 141, which is received within the first telescoping element 140 and passes through the lid 144.
  • the impeller 122 comprises a plurality of vanes 124 and rests on a shaft 130 which in turn rests on a damper 120 and is coupled to the second telescoping element 141 on an opposite side than the damper 120.
  • the damper 120 comprises a collapsible/expandable housing 134 having upper and lower portions 134a and 134b, which are telescopically connected. At least the upper portion 134a has a plurality of perforations such as fluid openings 136 through which liquid can pass as the housing 134 is collapsed/expanded. Within the upper portion 134a, a biasing device, which is illustrated as a spring 138, is provided.
  • a static friction (not shown) between the upper portion 134a and the lower portion 134b provides the housing 134 with a cracking force threshold, which, when exceeded by the reciprocating input 126, overcomes the static friction.
  • the housing offers a second resistance in the form of a spring force as the housing 138 moves from the expanded state toward the collapsed state.
  • the biasing device including but not limited to the spring 138, further resists the axial force from the
  • the impeller 122 will both rotate and be driven down for part of the duration of the downward motion of the reciprocating input, and will only rotate for the remainder of the downward motion of the reciprocating input 126. If the axial force meets or exceeds the sum of both the cracking force threshold and the force required to achieve maximum compression of the spring, then the impeller 122 will both rotate and be driven down for the entire duration of the downward motion of the
  • the washing machine 110 may also include a drain system 146 for draining liquid from the tub 112. Additionally, the liquid supply and drain system may differ such as by inclusion of other valves, conduits, treating chemistry dispensers and the like, to control the flow of liquid through the washing machine 110 and for the introduction of more than one type of treating chemistry.
  • the motion converter 128 is illustrated as a power screw 150, which is located within the interior of the telescoping elements 140, 141.
  • the upper end of the power screw 150 is fixed within the interior of the first telescoping element 140 via a fastener 153.
  • the motion converter 128 further comprises a one-way clutch 160, which is located within the second telescoping element 141.
  • the one-way clutch 160 further comprises a coaxially arranged bushing 162 and bearing 164, with the bushing 162 movably residing within the bearing 164, while the bearing is fixed to the second telescoping element 141.
  • the bushing 162 has a restrictive opening 166 through which the power screw 150 passes.
  • the restrictive opening 166 is shaped relative to the threads of the power screw 150, such that axial movement of the power screw 150 through the restrictive opening 166 rotates the bushing 162.
  • the bearing 164 has an angular notch 168 at its bottom and the bushing 162 has a corresponding angular notch 170 at its bottom, allowing the bushing to directionally couple with the bearing in one rotational direction, but not the other.
  • the angular notches 168 and 170 engage and the axial movement of the power screw 150 through the bushing 162 rotates the bearing 164, which results in a corresponding rotation of the second telescoping element 141 as it is fixed to the bearing 164.
  • the damper 120 stays in the expanded state as shown in Figure 3, and the reciprocating movement of the reciprocating input 126 is entirely converted into rotational motion of the impeller 122, resulting in the agitation of the laundry by the vanes 124. If the downward force applied to the first telescoping element 140 is above the cracking force threshold, the damper 120 collapses and moves to the collapsed state as shown in Figure 6, which results in the impeller 122 moving downward into the tub 112. In greater detail, as the damper collapses, the collapsible housing 134 collapses, thereby compressing the spring 138.
  • the reactive spring force compensates for some of the downward force of the reciprocating input 126, thereby resulting in the downward force of the reciprocating input 126 being partially converted into rotation of the impeller 122, and partially being converted into downward motion of the impeller 122 which results in the compression of the laundry in the tub 112.
  • the spring 138 assists the user in the upward motion by using the stored spring energy to return the housing 134 from the collapsed state to the expanded state. This results in further ease in operation for the user.
  • FIG. 7 illustrates a laundry treating appliance according to a second embodiment in accordance with the present disclosure. Parts similar to the first embodiment are marked with serial numbers increased by 100.
  • the washing machine 210 includes a tub 212 with a peripheral wall 216 and resting on a base 242. An opening defined by the peripheral wall 216 at the top (not shown) is closed by a lid 244.
  • the washing machine 210 can also include a drain system 246 for draining liquid from the tub 212. Reciprocating input is achieved via a hinged handle 290 attached to an outer first telescoping element 240 coupled to a second telescoping element 241, thereby achieving the convenience for the user of the appliance to operate the appliance more comfortably while being seated.
  • Figure 8 illustrates the laundry treating appliance according to a third
  • a washing machine 310 can include a tub 312 resting on a base 342, an agitator 322 having a plurality of vanes 324 positioned within the tub 312, and a lid 344 removably mounted to the tub 312.
  • a door 380 optionally comprising a transparent material, can be hingedly mounted to the lid 344 via a hinge or set of hinges 381 such that clothing or other articles to be washed can be loaded/unloaded into the washing machine 310 through the hinged door 380.
  • a first pair of handles 382 can be provided on the lid 344 and a second pair of handles 384 can be provided on the tub 312 such that when assembled, the first pair of handles 382 can mate with the second pair of handles 384 and prevent relative motion between the tub 312 and lid 344.
  • the washing machine 310 can further include a drive system 348 comprising a shaft 330 and hinged handle 390. When assembled, the shaft 330 can extend vertically into the center of the agitator 322 and attach to the underside of the lid 344.
  • the details of the drive system 348 are best seen with reference to Figure 9, which illustrates the parts of the drive system 348 exploded from each other.
  • the handle 390 can be attached to the lid 344 through a pivot rod 391 (or other suitable hinge mechanism) and also through an extension spring 393, and a connector 392 can also be included with the handle 390.
  • a bottom enclosure 385 can surround the shaft 330 and attach to the underside of the lid 344 to enclose components of the drive system 348 ( Figure 8) from the wash environment within the tub 312 ( Figure 8).
  • the drive system 348 ( Figure 8) can further comprise a mechanical linkage such as a ball joint linkage mechanism 370 including a first member 371, second member 372, first ball joint 373, and second ball joint 374.
  • the connector 392 can be attached to the linkage mechanism 370 such that oscillating input 326 of the handle 390 can be translated through the linkage mechanism 370 to cause rotational motion 332 of the shaft 330 in order to drive the agitator 322 ( Figure
  • the linkage mechanism 370 is shown in further detail from the underside of the lid 344 and handle 390, illustrated in Figure 10A with the hinged handle 390 in a "down” position and in Figure 10B with the hinged handle 390 in an "up” position.
  • the extension spring 393 can be in an extended condition when the handle 390 is in a "down” position ( Figure 10A), and in a relaxed condition when the handle 390 is in an "up” position ( Figure 10B), such that the spring 393 can bias the handle 390 toward an "up” position.
  • the first ball joint 373 can be attached to the handle 390 via the connector 392, and is illustrated in a non-limiting example as sliding through the connector 392 and secured with fasteners 375 as appropriate.
  • the first member 371 can be attached to the first ball joint 373 and the second ball joint 374, and the second member 372 can be attached to the second ball joint 374 and the shaft 330, illustrated in a non-limiting example as sliding through the shaft 330.
  • the fasteners 375 may comprise any suitable fastening piece for the environment within the washing machine 310 ( Figure 8), and additional fasteners 375 may be utilized to connect components within the washing machine 310 ( Figure 8) as desired.
  • the first and second members 371, 372 can comprise any suitable connecting member such as threaded or unthreaded bolts or screws, in non-limiting examples.
  • the manually operated clothes washer as described herein where the reciprocating to rotational motion converter comprises at least one of a rack and pinion, power screw, lead screw, ball screw, roller screw, slider crank, or scotch and yoke.
  • the manually operated clothes washer as described herein wherein the reciprocating to rotational motion converter (28) comprises a bearing element (164) fixedly mounted within the other of the first (140, 240) and second (141, 241) telescoping elements.
  • the manually operated clothes washer as described herein where the reciprocating to rotational motion converter further includes a one-way clutch coupling the first and second telescoping elements, wherein movement of the first telescoping element toward the manually operated clothes washer results in rotation of the second telescoping element.
  • a manually operated agitator assembly for a clothes washer including a damper, an impeller having at least one vane and rotatably mounted to the damper such that the at least one vane confronts the damper, and a drive system having a manually-operated, reciprocating input and a reciprocating to rotational motion converter operably coupling the manually operated, reciprocating input to the impeller, wherein a reciprocation of the reciprocating input rotates the impeller.
  • the manually operated agitator assembly as described herein where the reciprocating to rotational motion converter further includes a one-way clutch coupling the first and second telescoping elements, wherein movement of the first telescoping element toward the manually operated clothes washer results in the rotation of the second telescoping element.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)

Abstract

Un lave-linge à commande manuelle comprend une cuve (12, 112, 212, 312) ayant un fond (14) et une paroi périphérique (16, 116, 216) s'étendant vers le haut à partir du fond (14), un amortisseur (20, 120) située à l'intérieur de la cuve (12, 112, 212, 312), et une turbine (22 122) ou un agitateur (322) ayant au moins une aube (24, 124, 324) et montée rotative sur l'amortisseur (20, 120). Le lave-linge (10, 110, 310) comprend également un système d'entraînement (148, 348) ayant une entrée actionnée manuellement (26, 126, 226, 326).
PCT/US2018/023054 2017-03-24 2018-03-19 Appareil de traitement de linge à commande manuelle Ceased WO2018175274A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762476251P 2017-03-24 2017-03-24
US62/476,251 2017-03-24

Publications (1)

Publication Number Publication Date
WO2018175274A1 true WO2018175274A1 (fr) 2018-09-27

Family

ID=63586533

Family Applications (1)

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PCT/US2018/023054 Ceased WO2018175274A1 (fr) 2017-03-24 2018-03-19 Appareil de traitement de linge à commande manuelle

Country Status (1)

Country Link
WO (1) WO2018175274A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220278812A1 (en) * 2017-03-24 2022-09-01 Apple Inc. Cell specific reference signal (crs) muting for even further enhanced machine type communication (efemtc)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202426473U (zh) * 2011-12-07 2012-09-12 永康市柏康工贸有限公司 手压式旋转拖把
CN103015112A (zh) * 2013-01-04 2013-04-03 宁波市镇海怡福莱文化创意有限公司 手压式洗涤桶
CN204780306U (zh) * 2015-04-27 2015-11-18 齐鲁工业大学 一种洗衣机

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202426473U (zh) * 2011-12-07 2012-09-12 永康市柏康工贸有限公司 手压式旋转拖把
CN103015112A (zh) * 2013-01-04 2013-04-03 宁波市镇海怡福莱文化创意有限公司 手压式洗涤桶
CN204780306U (zh) * 2015-04-27 2015-11-18 齐鲁工业大学 一种洗衣机

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220278812A1 (en) * 2017-03-24 2022-09-01 Apple Inc. Cell specific reference signal (crs) muting for even further enhanced machine type communication (efemtc)
US11997040B2 (en) * 2017-03-24 2024-05-28 Apple Inc. Cell specific reference signal (CRS) muting for even further enhanced machine type communication (EFEMTC)

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