CA2971743A1 - Jounce bumper - Google Patents

Jounce bumper Download PDF

Info

Publication number
CA2971743A1
CA2971743A1 CA2971743A CA2971743A CA2971743A1 CA 2971743 A1 CA2971743 A1 CA 2971743A1 CA 2971743 A CA2971743 A CA 2971743A CA 2971743 A CA2971743 A CA 2971743A CA 2971743 A1 CA2971743 A1 CA 2971743A1
Authority
CA
Canada
Prior art keywords
jounce bumper
root
jounce
crest
stiffening elements
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.)
Abandoned
Application number
CA2971743A
Other languages
English (en)
French (fr)
Inventor
Peter Laszlo Szekely
Bryan Morris
Sebastien THOMASSON
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of CA2971743A1 publication Critical patent/CA2971743A1/en
Abandoned legal-status Critical Current

Links

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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/371—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by inserts or auxiliary extension or exterior elements, e.g. for rigidification
    • F16F1/3713—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by inserts or auxiliary extension or exterior elements, e.g. for rigidification with external elements passively influencing spring stiffness, e.g. rings or hoops
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
    • B60G11/22—Resilient suspensions characterised by arrangement, location or kind of springs having rubber springs 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
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/373—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by having a particular shape
    • F16F1/3732—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by having a particular shape having an annular or the like shape, e.g. grommet-type resilient 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
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/373—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by having a particular shape
    • F16F1/376—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by having a particular shape having projections, studs, serrations or the like on at least one surface
    • 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
    • F16F9/58—Stroke limiting stops, e.g. arranged on the piston rod outside the cylinder
    • 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
    • B60G15/062—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 spring being arranged around the damper
    • B60G15/065—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 spring being arranged around the damper characterised by the use of a combination of springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/10—Type of spring
    • B60G2202/14—Plastic spring, e.g. rubber
    • B60G2202/143—Plastic spring, e.g. rubber subjected to compression
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/16—Running
    • B60G2800/162—Reducing road induced vibrations
    • 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
    • F16F2228/00—Functional characteristics, e.g. variability, frequency-dependence
    • F16F2228/06—Stiffness
    • F16F2228/066—Variable stiffness
    • 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
    • F16F2236/00—Mode of stressing of basic spring or damper elements or devices incorporating such elements
    • F16F2236/04—Compression

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Dampers (AREA)
  • Springs (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Damping Devices (AREA)
CA2971743A 2015-02-18 2016-02-11 Jounce bumper Abandoned CA2971743A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562117563P 2015-02-18 2015-02-18
US62/117,563 2015-02-18
PCT/US2016/017530 WO2016133780A1 (en) 2015-02-18 2016-02-11 Jounce bumper

Publications (1)

Publication Number Publication Date
CA2971743A1 true CA2971743A1 (en) 2016-08-25

Family

ID=55456907

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2971743A Abandoned CA2971743A1 (en) 2015-02-18 2016-02-11 Jounce bumper

Country Status (8)

Country Link
US (1) US10731722B2 (OSRAM)
EP (1) EP3259488B1 (OSRAM)
JP (1) JP6895888B2 (OSRAM)
KR (1) KR102524967B1 (OSRAM)
CN (1) CN107250599B (OSRAM)
BR (1) BR112017013889A2 (OSRAM)
CA (1) CA2971743A1 (OSRAM)
WO (1) WO2016133780A1 (OSRAM)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019521290A (ja) * 2016-05-27 2019-07-25 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 車両用ショックアブソーバ用ばね要素、及び車両用ショックアブソーバ及び車両用ショックアブソーバを備えた車両
US10337577B2 (en) * 2016-11-04 2019-07-02 Raytheon Company Bi-directional non-linear spring
EP3976988B1 (en) * 2019-06-03 2023-08-09 BASF Polyurethanes GmbH Spring element, in particular jounce bumper, for a vehicle suspension
JP7328844B2 (ja) * 2019-09-18 2023-08-17 Ｔｏｙｏ Ｔｉｒｅ株式会社 伸縮部材
CN111716974A (zh) * 2020-06-02 2020-09-29 奇瑞商用车（安徽）有限公司 一种降低异响的汽车缓冲块结构
US11479072B2 (en) * 2020-09-29 2022-10-25 GM Global Technology Operations LLC Top mount with integrated jounce damper
KR102298189B1 (ko) * 2021-04-26 2021-09-06 주식회사 신우 화장품 용기의 펌핑 장치
CN116872666B (zh) * 2023-08-14 2026-01-27 浙江孔辉汽车科技股份有限公司 缓振器及稳定杆

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4235427A (en) * 1979-05-07 1980-11-25 Walter Bialobrzeski Spring
JPS58128062A (ja) 1982-01-23 1983-07-30 Akai Electric Co Ltd デイスクプレ−ヤ−における自動リジエクト信号の生成方式
JPS59166736A (ja) 1983-03-11 1984-09-20 Matsushita Electric Ind Co Ltd 防振支持装置
JPS6035938A (ja) 1983-08-03 1985-02-23 Sanyo Electric Co Ltd 圧縮機のステ−タ固定方法
US4681304A (en) 1986-03-21 1987-07-21 Chrysler Motors Corporation Deflection jounce bumper for strut suspension
JPH025136A (ja) 1988-06-24 1990-01-10 Nec Corp 言語処理プログラムのエラー処理方式
US5280889A (en) 1991-04-08 1994-01-25 Texas Instruments Incorporated Shock isolator
US5192057A (en) 1991-08-12 1993-03-09 Miner Enterprises, Inc. Elastomer rebound, jounce and related compression springs
US5580033A (en) 1995-04-07 1996-12-03 The Goodyear Tire & Rubber Company Bellows type air spring and method of making same
JP3695987B2 (ja) * 1999-04-21 2005-09-14 倉敷化工株式会社 バンプストッパ
DE60137460D1 (en) 2001-09-25 2009-03-05 Du Pont Formmasse auf basis von copolyester-elastomeren
WO2004029155A2 (en) 2002-09-30 2004-04-08 E.I. Du Pont De Nemours And Company Curable thermoplastic elastomeric blend, method of manufacture, and use thereof
BRPI0614035A2 (pt) * 2005-06-17 2011-03-09 Nomaco Inc elementos de suporte de carga/amortecimento/suporte e método de fabricação
US20080272529A1 (en) 2007-05-01 2008-11-06 Christophe Chervin Jounce bumpers made by corrugated extrusion
KR101647157B1 (ko) * 2007-09-14 2016-08-09 바스프 에스이 축방향으로 연장하는 윤곽 형성 요소를 갖는 보조 스프링
KR100916796B1 (ko) 2008-05-23 2009-09-14 현대자동차주식회사 현가장치용 범프 스토퍼
KR101035947B1 (ko) 2008-06-25 2011-05-23 여운환 쓰레기 매립 방법 및 그 매립 쓰레기로부터 메탄가스를 추출하는 방법
US20110156327A1 (en) 2008-06-26 2011-06-30 Kenji Nobusue Bump stopper and manufacturing method therefor
WO2011072005A2 (en) * 2009-12-08 2011-06-16 Trelleborg Ysh, Inc. Micro cellular urethane (mcu) progressive rate bump stop/spring aid
US8657271B2 (en) 2010-08-12 2014-02-25 E I Du Pont De Nemours And Company Thermoplastic jounce bumpers

Also Published As

Publication number Publication date
US20180031068A1 (en) 2018-02-01
EP3259488B1 (en) 2020-03-25
EP3259488A1 (en) 2017-12-27
BR112017013889A2 (pt) 2018-03-06
CN107250599B (zh) 2021-05-28
CN107250599A (zh) 2017-10-13
US10731722B2 (en) 2020-08-04
KR20170118716A (ko) 2017-10-25
KR102524967B1 (ko) 2023-04-21
JP6895888B2 (ja) 2021-06-30
WO2016133780A1 (en) 2016-08-25
JP2018507362A (ja) 2018-03-15

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20220504