WO2019013132A1 - スプリングシートおよび軸受装置 - Google Patents

スプリングシートおよび軸受装置 Download PDF

Info

Publication number
WO2019013132A1
WO2019013132A1 PCT/JP2018/025727 JP2018025727W WO2019013132A1 WO 2019013132 A1 WO2019013132 A1 WO 2019013132A1 JP 2018025727 W JP2018025727 W JP 2018025727W WO 2019013132 A1 WO2019013132 A1 WO 2019013132A1
Authority
WO
WIPO (PCT)
Prior art keywords
spring seat
bearing
coil spring
case
spring
Prior art date
Application number
PCT/JP2018/025727
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
山田　智博
五十嵐　美照
Original Assignee
オイレス工業株式会社
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 オイレス工業株式会社 filed Critical オイレス工業株式会社
Publication of WO2019013132A1 publication Critical patent/WO2019013132A1/ja

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
    • B60G11/14—Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only
    • B60G11/16—Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G15/00—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
    • B60G15/02—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
    • B60G15/06—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper
    • B60G15/07—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper the damper being connected to the stub axle and the spring being arranged around the damper
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/04—Wound springs
    • F16F1/12—Attachments or mountings
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/54—Arrangements for attachment

Definitions

  • the present invention relates to a bearing device for supporting a load of a vehicle body applied to a suspension having a shock absorber and a coil spring, and more particularly to a spring seat of the bearing device which functions as a spring seat of the coil spring.
  • a strut type suspension (MacPherson strut) used for a front wheel of an automobile includes a shock absorber and a coil spring disposed around the shock absorber, and the coil spring attaches the strut type suspension to the vehicle body by a steering operation.
  • a thrust bearing device is usually disposed between the upper mount and the coil spring in order to support the load applied to the strut type suspension while allowing the relative rotation smoothly.
  • Patent Document 1 discloses, as a thrust bearing device for a strut type suspension, bearings such as rolling bearings and sliding bearings, and a synthetic resin spring seat (cup) functioning as a spring seat of a coil spring.
  • the spring seat has an upper surface including a contact portion with the lower surface of the bearing, and a lower surface including an annular support portion supporting the upper end of the coil spring.
  • the contact portion with the lower surface of the bearing is composed of radial, circular, concentric, etc. ribs.
  • the spring seat forms an annular support portion, and further has an annular fold portion forming a cylindrical accommodation portion for accommodating the upper end portion of the rubber bump stopper inside the support portion.
  • a discharge orifice for discharging the liquid accumulated on the upper surface side to the lower surface side is formed in the folded portion. Furthermore, the spring seat has a lug which engages with the outer peripheral skirt of the upper case (cover for protection) of the bearing to form a labyrinth seal.
  • a liquid such as muddy water or rain water may intrude into the discharge orifice from the lower side of the spring seat to affect the sliding performance of the bearing placed on the spring seat. .
  • the inner diameter of the discharge orifice is reduced, the ability to discharge the liquid accumulated on the upper surface of the spring seat is reduced. May affect
  • the present invention has been made in view of the above circumstances, and an object thereof is a spring seat and a bearing device capable of preventing the liquid from invading from the lower surface side while maintaining the discharge property of the liquid accumulated on the upper surface side. To provide.
  • drainage holes for draining the liquid accumulated on the upper surface side to the lower surface side are an upper portion located on the upper surface side and a lower portion located on the lower surface side , And the upper and lower portions are connected with each other with their axial centers offset.
  • the spring seat of the present invention is A synthetic resin spring seat which functions as a spring seat of the coil spring of a suspension having a shock absorber and a coil spring, An upper surface located on an upper mount side for attaching the suspension to a vehicle body; A lower surface located on the coil spring side; A support formed on the lower surface and supporting an upper end of the coil spring; And a drainage hole which penetrates the upper surface and the lower surface and drains the liquid on the upper surface side to the lower surface.
  • the drainage hole is An upper portion located on the upper surface side, And a lower portion located on the lower surface side,
  • the upper and lower parts are The axes of each other are offset and connected.
  • the bearing device of the present invention is A bearing device for supporting a load applied to a suspension having a shock absorber and a coil spring, comprising: Said spring seat, It has an upper mount for attaching the suspension to a vehicle body and a bearing disposed between the spring seat and allowing relative rotation of the spring seat relative to the upper mount.
  • the upper part located on the upper surface side and the lower part located on the lower surface side are connected by shifting their respective axial centers, so the force of water entering the drainage hole from the lower surface side is weakened.
  • the liquid can be prevented from invading from the lower surface side to the upper surface side. Therefore, according to the present invention, it is possible to prevent the entry of the liquid from the lower surface side while maintaining the discharge property of the liquid accumulated on the upper surface side.
  • FIG. 1 (A), 1 (B) and 1 (C) are a plan view, a bottom view and a front view of a bearing device 1 according to an embodiment of the present invention
  • FIG. 1 (D) is FIG. 2 is a cross-sectional view of the bearing device 1 shown in FIG. 2 (A) and 2 (B) are a plan view and a bottom view of the spring sheet 2
  • FIGS. 2 (C) and 2 (D) are BB of the spring sheet 2 shown in FIG. 2 (A).
  • 3 (A), 3 (B) and 3 (C) are a plan view, a bottom view and a front view of the sliding bearing 3
  • FIG. 3 (D) is a sliding bearing shown in FIG. 3 (A).
  • FIG. 7 is an enlarged view of a cross section D-D of FIG.
  • FIG. 4 is a schematic cross-sectional view of a strut type suspension 4 to which a bearing device 1 according to an embodiment of the present
  • FIG. 1 (A), FIG. 1 (B) and FIG. 1 (C) are a plan view, a bottom view and a front view of the bearing device 1 according to the present embodiment, and FIG. FIG. 2 is a cross-sectional view of the bearing device 1 shown in FIG.
  • the bearing device 1 is a device for supporting a load applied to the strut type suspension 4 (see FIG. 4) while allowing rotation around the axis, and as shown in FIG. And a sliding bearing 3 mounted on the spring seat 2.
  • FIGS. 2 (C) and 2 (D) are BB of the spring sheet 2 shown in FIG. 2 (A). It is sectional drawing and CC sectional drawing.
  • the spring sheet 2 is formed of a high strength thermoplastic resin such as a polyamide resin containing glass, and as shown in the drawing, the upper surface 20 including the annular mounting surface 200 on which the sliding bearing 3 is mounted, and the strut type suspension 4
  • the lower surface 21 includes an annular support surface 210 supporting the upper end of the coil spring 42 (see FIG. 4), and the lower surface 21 is formed to receive the upper end of the bump stopper 43 (see FIG. 4) of the strut type suspension 4.
  • a cylindrical housing portion 22 is provided.
  • ribs 201 are radially formed around the mounting surface 200, whereby a meat theft 202 is formed between the adjacent ribs 201.
  • a meat theft 202 is formed between the adjacent ribs 201.
  • FIG. 2 only some of the ribs 201 and the meat theft 202 are denoted by reference numerals.
  • a mounting hole 23 for mounting a lower case 31 described later of the slide bearing 3 is formed through the lower surface 21 so that the housing portion 22 and the axial center O coincide with each other.
  • the inner peripheral surface 230 of the mounting hole 23 has a guide groove 231 having a constant groove depth d1 along the axial center O, and a tapered guide whose groove depth d2 decreases as going from the upper surface 20 side to the lower surface 21 side.
  • a plurality of grooves 232 are alternately formed at equal intervals in the circumferential direction.
  • a rotation stop 314 of the lower case 31 of the slide bearing 3 described later is inserted.
  • the lower case 31 is fixed to the spring seat 2 by the rotation stopper 314 inserted in the tapered guide groove 232 becoming a part of the tapered guide groove 232, and the space between the spring seat 2 and the slide bearing 3 is fixed. It is possible to prevent the generation of abnormal noise due to rattling.
  • reference numerals are given only to some of the guide grooves 231 and the tapered guide grooves 232.
  • a drain hole 204 for draining the liquid accumulated in the meat theft 202 is formed in the bottom surface 203 of the meat theft 202 through the end surface 220 of the housing 22.
  • the drainage hole 204 has a small diameter portion 205 formed on the bottom surface 203 side of the meat theft 202 and a large diameter portion 206 formed on the end surface 220 side of the accommodation portion 22 and having an inner diameter larger than the small diameter portion 205.
  • the small diameter portion 205 is tapered so that the inner diameter decreases as it approaches the end surface 220 side of the housing portion 22, and the large diameter portion 206 tapers so that the inner diameter decreases as it approaches the bottom surface 203 side of the meat steal 202 Is attached. And both are mutually connected in the state which mutual axial center (The axial center C1 of the small diameter part 205, and the axial center C2 of the large diameter part 206) shifted
  • the inner diameter of the small diameter portion 205 located on the bottom surface 203 side of the meat theft 202 is made smaller than the inner diameter of the large diameter portion 206 located on the end surface 220 side of the accommodation portion 22, Since the axis C2 of the large diameter portion 206 is offset from the lower side (the end face of the housing portion 22 without reducing the inner diameter of the small diameter portion 205 so as to affect the drainage property of the liquid accumulated in the meat theft 202). The force of water entering the large diameter portion 206 from the side 220) can be reduced to prevent the liquid from entering the meat theft 202 from the lower side.
  • a plurality of inward protruding protrusions 222 are formed on the inner circumferential surface 221 of the housing 22 at equal intervals in the circumferential direction.
  • the protrusion 222 presses the bump stopper 43 accommodated in the accommodation portion 22 radially inward and fixes it.
  • window holes 207 are formed in the upper surface 20 corresponding to the individual projections 222 to receive the projections 222 in a frame on an imaginary plane perpendicular to the axial center O.
  • FIG. 3 (A), 3 (B) and 3 (C) are a plan view, a bottom view and a front view of the sliding bearing 3, and FIG. 3 (D) is a sliding bearing shown in FIG. 3 (A).
  • FIG. 7 is an enlarged view of a cross section D-D of FIG.
  • the slide bearing 3 has a tubular shape in which the annular upper case 30 and the piston rod 40 of the shock absorber 41 constituting the strut type suspension 4 are inserted, and is rotatably combined with the upper case 30.
  • the upper case 30 is formed of a high strength thermoplastic resin such as a polyamide resin containing glass, and the upper surface 300 thereof is a mounting surface 301 to the upper mount 5 (see FIG. 4) for mounting the strut type suspension 4 to the vehicle body. Is formed.
  • a mounting hole 303 for mounting the metal washer 33 is formed in the lower surface 302 of the upper case 30 so as to penetrate the upper surface 300, and the upper surface 330 of the metal washer 33 is formed around the mounting hole 303 of the lower surface 302.
  • An annular lower surface 304 is formed in contact therewith.
  • Lower case 31 the piston rod 40 of the shock absorber 41 constituting the strut type suspension 4 is inserted.
  • Lower case 31 is formed of a thermoplastic resin having excellent sliding characteristics, such as polyacetal resin impregnated with lubricating oil if necessary, and annular upper surface 311 on which center plate 32 is mounted on the upper end surface 310. Is formed.
  • a flange portion 313 is formed which comes into contact with the mounting surface 200 of the upper surface 20 of the spring seat 2 when the slide bearing 3 is mounted on the spring seat 2.
  • the slide bearing 3 is mounted on the spring seat 2 on the outer peripheral surface 312, it is inserted into the guide groove 231 or the tapered guide groove 232 formed on the inner peripheral surface 230 of the mounting hole 23 of the spring seat 2.
  • a plurality of detents 314 are formed at equal intervals in the circumferential direction.
  • the center plate 32 is formed of a resin having excellent sliding characteristics, such as polyethylene and thermoplastic polyester elastomer, and is disposed between the annular lower surface 304 of the upper case 30 and the annular upper surface 311 of the lower case 31. Thereby, the upper case 30 and the lower case 31 relatively rotate via the center plate 32.
  • a resin having excellent sliding characteristics such as polyethylene and thermoplastic polyester elastomer
  • the metal washer 33 is disposed between the annular lower surface 304 of the upper case 30 and the upper surface 320 of the center plate 32, and the piston rod 40 of the shock absorber 41 constituting the strut type suspension 4 is inserted.
  • the metal washer 33 is formed of a steel plate such as steel or stainless steel, or a non-ferrous alloy plate such as a copper alloy or a titanium alloy, and the cylindrical boss portion 331 attached to the mounting hole 303 of the upper case 30 is formed on the upper surface 330 thereof. Is formed.
  • FIG. 4 is a schematic cross-sectional view of a strut type suspension 4 to which the bearing device 1 according to the present embodiment is applied.
  • the bearing device 1 is attached to, for example, a strut type suspension 4 of an automobile including a shock absorber 41 and a coil spring 42 disposed around the shock absorber 41.
  • the strut type suspension 4 to which the bearing device 1 is attached is attached to the vehicle body (not shown) via the upper mount 5.
  • the shock absorber 41 includes a piston rod 40 and a bump stopper 43 arranged to surround the piston rod 40.
  • the upper mount 5 is made of an elastic member 50 such as rubber in which a core metal 51 is embedded, and accommodates the slide bearing 3 in contact with the mounting surface 301 of the upper case 30 of the slide bearing 3.
  • the bearing device 1 including the spring seat 2 and the slide bearing 3 is disposed between the upper mount 5 and the coil spring 42, and in a state where the piston rod 40 is inserted into the slide bearing 3, the support surface 210 of the spring seat 2 While supporting the upper end portion of the coil spring 42, the accommodation portion 22 of the spring seat 2 accommodates the upper end portion of the bump stopper 43.
  • the piston rod 40 is integrally formed with the large diameter portion 400 inserted into the lower case 31 of the slide bearing 3 and the large diameter portion 400, and is inserted into the metal washer 33.
  • the small diameter portion smaller than the large diameter portion 400 And a threaded portion 402 formed in the small diameter portion 401.
  • the large diameter portion 400 of the piston rod 40 rotatably contacts the inner circumferential surface 315 of the lower case 31 in the circumferential direction R.
  • a nut 6 is screwed into the threaded portion 402 of the small diameter portion 401 of the piston rod 40.
  • the nut 6 is screwed into the screw portion 402 and fixed to the piston rod 40, and is accommodated in the upper mount 5 so as not to rotate in the circumferential direction R with respect to the upper mount 5.
  • the metal washer 33 of the slide bearing 3 is held between the step surface 403 formed between the large diameter portion 400 and the small diameter portion 401 of the piston rod 40 and the nut 6 screwed to the screw portion 402. There is.
  • the upper case 30 is pushed to the upper mount 5 by the metal washer 33 fixed to the stepped surface 403 of the piston rod 40 by the strut type suspension 4 being attached to the upper mount 5 via the slide bearing 3. It is applied. Thus, relative rotation between the upper case 30 and the metal washer 33 is prevented, and the upper case 30 is held by the upper mount 5 so as not to rotate in the circumferential direction R with respect to the piston rod 40.
  • lower case 31 is mounted on spring seat 2 in a state where relative rotation between lower case 31 and spring seat 2 is blocked, and rotates in the circumferential direction R along spring seat 2.
  • the spring seat 2 supporting the coil spring 42 and the lower case 31 of the slide bearing 3 are also coil springs. 42 rotates in the circumferential direction R together with 42.
  • the metal washer 33 and the upper case 30 of the slide bearing 3 are held by the upper mount 5 so as not to rotate in the circumferential direction R with respect to the piston rod 40.
  • the metal washer A relative rotation in the circumferential direction R occurs between the lower case 33 and the upper case 30 and the lower case 31.
  • the relative rotation is smoothly performed by the center plate 32 disposed between the annular upper surface 311 of the lower case 31 and the metal washer 33, whereby the steering operation is also performed without resistance.
  • the bearing device 1 allows the spring seat 2 to move the strut type suspension 4 through the coil spring 42 while allowing the sliding bearing 3 to turn the coil spring 42 in the circumferential direction R with respect to the upper mount 5. Support the applied vehicle load.
  • the bottom surface 203 of the meat theft 202 of the spring seat 2 is provided with a drain hole 204 for draining the liquid accumulated in the meat theft 202.
  • the bottom surface 203 of the meat theft 202 is The axial center C1 of the small diameter portion 205 located on the side and the axial center C2 of the large diameter portion 206 located on the end surface 220 side of the accommodation portion 22 are offset. For this reason, the water entering the large diameter portion 206 from the lower side (the end surface 220 side of the housing portion 22) without reducing the inner diameter of the small diameter portion 205 so as to affect the drainage property of the liquid accumulated in the meat theft 202 To prevent the infiltration of liquid from below into meat theft 202. Therefore, according to the present embodiment, it is possible to prevent the entry of the liquid from the lower side while maintaining the drainability of the liquid accumulated in the meat theft 202.
  • the small diameter portion 205 of the drainage hole 204 is tapered so that the inner diameter decreases toward the end surface 220 of the accommodation portion 22, and the large diameter portion 206 of the drainage hole 204 It tapers so that an internal diameter may become small, as it approaches the bottom face 203 side of. For this reason, while maintaining the drainability of the liquid accumulated in the meat theft 202, it is possible to more effectively prevent the liquid from invading from the lower side.
  • the plurality of ribs 201 are radially formed around the mounting surface 200 of the spring sheet 2, and the meat theft 202 is provided between the adjacent ribs 201. Thereby, weight saving can be achieved while maintaining the strength of the spring seat 2.
  • the bump stopper 43 housed in the housing portion 22 is fixed by the projection 222 provided on the inner peripheral surface 221 of the housing portion 22 of the spring seat 2, so the housing portion of the spring seat 2 is It is not necessary to set the inner diameter of 22 to the outer diameter of the bump stopper 43 over the entire circumference. Therefore, the pressure required for inserting the upper end of the bump stopper 43 into the housing portion 22 of the spring seat 2 is lowered to reduce resistance as compared with the case where the inner diameter of the housing portion 22 is set to the entire circumference. It can be made smaller. Therefore, according to the present embodiment, the workability of the mounting operation to the bump stopper 43 can be improved.
  • a window hole is formed on the upper surface of the spring seat 2 so as to penetrate to the lower surface 21 corresponding to each protrusion 222 and store the protrusion 222 in a frame in a virtual plane perpendicular to the axis O 207 is provided. Therefore, the protrusion 222 can be formed without using a slide mold, using two molds (upper mold and lower mold) that move relative to each other in the axial center O direction. Therefore, according to the present embodiment, the workability of the mounting operation on the bump stopper 43 can be improved without increasing the cost.
  • the inner circumferential surface 230 of the mounting hole 23 of the spring seat 2 moves from the upper surface 20 side to the lower surface 21 side along the axial center O.
  • a plurality of tapered guide grooves 232 in which the groove depth d2 becomes shallow in accordance with the circumferential direction are alternately provided at equal intervals in the circumferential direction, and the lower case 31 of the sliding bearing 3 is rotated in these guide grooves 231 and tapered guide grooves 232.
  • a stop 314 is inserted.
  • the lower case 31 is fixed to the spring seat 2 by the rotation stopper 314 inserted in the tapered guide groove 232 becoming a part of the tapered guide groove 232, and the space between the spring seat 2 and the slide bearing 3 is fixed. It is possible to prevent the generation of abnormal noise due to rattling.
  • the spring seat 2 of the present embodiment unlike the spring seat described in Patent Document 1, since the annular folded portion is not provided, the strength reduction of the spring seat 2 can be prevented.
  • a plurality of guide grooves 231 and tapered guide grooves 232 are alternately formed at equal intervals in the circumferential direction on the inner circumferential surface 230 of the mounting hole 23 of the spring seat 2.
  • a plurality of detents 314 are formed on the outer peripheral surface 312 of the lower case 31 of the slide bearing 3 at equal intervals in the circumferential direction, but the present invention is not limited to this.
  • the guide groove 231 and the tapered guide groove 232 may be formed along the circumferential direction on the inner peripheral surface 230 of the mounting hole 23 of the spring seat 2, and according to this, the rotation stopper 314 also is a slide bearing It is only necessary to form a plurality on the outer peripheral surface 312 of the lower case 31 of No.
  • the tapered guide groove 232 may be omitted. Even in this case, the lower case 31 can be prevented from rotating with respect to the mounting surface 200 of the spring seat 2, and the lower case 31 and the spring seat 2 can be prevented from being worn by sliding therebetween. .
  • the inner diameter of the upper portion (small diameter portion 205) located on the bottom surface 203 side of the meat theft 202 is located on the end surface 220 side of the accommodation portion 22 (large diameter portion 206).
  • the present invention is not limited thereto.
  • the inner diameters of both may be the same, or the upper inner diameter may be larger than the lower inner diameter.
  • the drainage hole 204 does not have to be a circular hole, and may have another shape such as a square hole.
  • the upper end portion of the coil spring 42 is in direct contact with the support surface 210 of the spring seat 2, the lower surface 21 of the spring seat 2 or the lower surface 21 of the spring seat 2 and the accommodation portion 22
  • a shock absorbing material made of rubber, elastomer or the like covering the outer peripheral surface may be provided, and the upper end portion of the coil spring 42 may be brought into contact with the support surface 210 of the spring seat 2 via this shock absorbing material.
  • the shock absorbing material may be integrated with the spring seat 2 or may be separate.
  • the slide bearing 3 was used was mentioned as an example and demonstrated in said embodiment as a bearing combined with the spring seat 2, this invention is not limited to this.
  • the bearing should just be able to allow rotation of the coil spring 42 in the circumferential direction R with respect to the upper mount 5, and may be, for example, a rolling bearing.
  • rolling members such as a plurality of balls and rollers function as shaft members.
  • the present invention is not limited to a strut type suspension, and can be widely applied to a bearing device for supporting a load applied to a suspension having a shock absorber and a coil spring.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Damping Devices (AREA)
  • Sliding-Contact Bearings (AREA)
  • Springs (AREA)
PCT/JP2018/025727 2017-07-12 2018-07-06 スプリングシートおよび軸受装置 WO2019013132A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017136628A JP6764835B2 (ja) 2017-07-12 2017-07-12 スプリングシートおよび軸受装置
JP2017-136628 2017-07-12

Publications (1)

Publication Number Publication Date
WO2019013132A1 true WO2019013132A1 (ja) 2019-01-17

Family

ID=65001658

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/025727 WO2019013132A1 (ja) 2017-07-12 2018-07-06 スプリングシートおよび軸受装置

Country Status (2)

Country Link
JP (1) JP6764835B2 (enrdf_load_stackoverflow)
WO (1) WO2019013132A1 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112356630B (zh) * 2020-11-19 2022-05-10 广州橙行智动汽车科技有限公司 车辆弹簧垫上支座和车辆弹簧减震总成

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11129721A (ja) * 1997-10-31 1999-05-18 Chuo Spring Co Ltd 車両懸架装置
JP2004263773A (ja) * 2003-02-28 2004-09-24 Oiles Ind Co Ltd スラスト滑り軸受を用いたストラット型サスペンションの取付構造及びそのスラスト滑り軸受
JP2007224955A (ja) * 2006-02-21 2007-09-06 Tokai Rubber Ind Ltd 車両用サスペンションのスプリングシート
JP2008232304A (ja) * 2007-03-20 2008-10-02 Oiles Ind Co Ltd スラスト滑り軸受並びにこのスラスト滑り軸受とピストンロッド及びコイルばねとの組合せ機構
JP2016109176A (ja) * 2014-12-03 2016-06-20 オイレス工業株式会社 滑り軸受およびストラット式サスペンション

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11129721A (ja) * 1997-10-31 1999-05-18 Chuo Spring Co Ltd 車両懸架装置
JP2004263773A (ja) * 2003-02-28 2004-09-24 Oiles Ind Co Ltd スラスト滑り軸受を用いたストラット型サスペンションの取付構造及びそのスラスト滑り軸受
JP2007224955A (ja) * 2006-02-21 2007-09-06 Tokai Rubber Ind Ltd 車両用サスペンションのスプリングシート
JP2008232304A (ja) * 2007-03-20 2008-10-02 Oiles Ind Co Ltd スラスト滑り軸受並びにこのスラスト滑り軸受とピストンロッド及びコイルばねとの組合せ機構
JP2016109176A (ja) * 2014-12-03 2016-06-20 オイレス工業株式会社 滑り軸受およびストラット式サスペンション

Also Published As

Publication number Publication date
JP6764835B2 (ja) 2020-10-07
JP2019018629A (ja) 2019-02-07

Similar Documents

Publication Publication Date Title
EP2679843B1 (en) Synthetic resin thrust sliding bearing
US9400015B2 (en) Synthetic resin-made sliding bearing
KR102477361B1 (ko) 미끄럼 베어링 및 스트럿식 서스펜션
RU2615818C2 (ru) Упорный подшипник скольжения и устройство, содержащее комбинацию упорного подшипника скольжения и поршневого штока
US20180106292A1 (en) Sliding bearing
EP3214324B1 (en) Synthetic resin sliding bearing
CN108291576B (zh) 合成树脂制滑动轴承
JP2004225754A (ja) 合成樹脂製の滑り軸受及びこの滑り軸受を用いたストラット型サスペンションの取付構造
WO2019013132A1 (ja) スプリングシートおよび軸受装置
EP3372857B1 (en) Synthetic resin slide bearing
WO2019013142A1 (ja) スプリングシートおよび軸受装置
WO2019013076A1 (ja) スプリングシートおよび軸受装置
WO2019172004A1 (ja) スプリングシートおよびサスペンション取付構造
JPH11303873A (ja) 合成樹脂軸受
JP7111745B2 (ja) 滑り軸受
WO2019017232A1 (ja) スプリングシートおよび軸受装置
EP3385555B1 (en) Synthetic resin sliding bearing
JP2014055676A (ja) 合成樹脂製のスラスト滑り軸受

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18832758

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18832758

Country of ref document: EP

Kind code of ref document: A1