CA2121007C - Dispositif de traction haut rendement - Google Patents

Dispositif de traction haut rendement

Info

Publication number: CA2121007C
Authority: CA; Canada
Prior art keywords: tapered; draft gear; gear assembly; plate members; pair
Prior art date: 1994-03-04
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.): Expired - Lifetime

Application number

CA 2121007

Other languages

English (en)

Other versions

CA2121007A1 (fr

Inventor

James L. Duffy

David W. Daugherty, Jr.

Wajih Kanjo

Rudi E. George

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.)

Westinghouse Air Brake Co

Original Assignee

Westinghouse Air Brake 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.)

1994-03-04

Filing date

1994-04-11

Publication date

1999-11-09

1994-04-11 Application filed by Westinghouse Air Brake Co filed Critical Westinghouse Air Brake Co

1995-09-05 Publication of CA2121007A1 publication Critical patent/CA2121007A1/fr

1999-11-09 Application granted granted Critical

1999-11-09 Publication of CA2121007C publication Critical patent/CA2121007C/fr

2014-04-11 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

230000001050 lubricating effect Effects 0.000 claims abstract description 26
238000005461 lubrication Methods 0.000 claims abstract description 18
230000007246 mechanism Effects 0.000 claims description 89
238000000034 method Methods 0.000 claims description 12
229910001369 Brass Inorganic materials 0.000 claims description 3
239000010951 brass Substances 0.000 claims description 3
239000002184 metal Substances 0.000 claims description 3
229910045601 alloy Inorganic materials 0.000 claims description 2
239000000956 alloy Substances 0.000 claims description 2
230000007547 defect Effects 0.000 claims description 2
230000000712 assembly Effects 0.000 description 14
238000000429 assembly Methods 0.000 description 14
238000006243 chemical reaction Methods 0.000 description 2
230000008878 coupling Effects 0.000 description 2
238000010168 coupling process Methods 0.000 description 2
238000005859 coupling reaction Methods 0.000 description 2
230000035939 shock Effects 0.000 description 2
230000009471 action Effects 0.000 description 1
230000006978 adaptation Effects 0.000 description 1
230000001747 exhibiting effect Effects 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
230000008439 repair process Effects 0.000 description 1

Landscapes

Mechanical Operated Clutches (AREA)
Braking Arrangements (AREA)

CA 2121007 1994-03-04 1994-04-11 Dispositif de traction haut rendement Expired - Lifetime CA2121007C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US20644894A	1994-03-04	1994-03-04
US08/206,448		1994-03-04

Publications (2)

Publication Number	Publication Date
CA2121007A1 CA2121007A1 (fr)	1995-09-05
CA2121007C true CA2121007C (fr)	1999-11-09

Family

ID=22766434

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2121007 Expired - Lifetime CA2121007C (fr)	1994-03-04	1994-04-11	Dispositif de traction haut rendement

Country Status (5)

Country	Link
CN (1)	CN1067953C (fr)
AU (1)	AU677285B2 (fr)
BR (1)	BR9403704A (fr)
CA (1)	CA2121007C (fr)
ZA (1)	ZA944301B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
UA88897C2 (ru) *	2004-01-16	2009-12-10	Уобтек Холдинг Корпорейшн	длинноходовой УЗЕЛ ПОГЛОЩАЮЩЕГО АППАРАТА ФРИКЦИОННОГО ТИПА (ВАРИАНТЫ)
CN100542864C (zh) *	2004-04-08	2009-09-23	西屋气动刹车技术公司	摩擦离合器式缓冲装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2925924A (en) *	1956-08-13	1960-02-23	American Steel Foundries	Twin barrel friction draft gear
US2906415A (en) *	1956-12-28	1959-09-29	American Steel Foundries	Draft gear
US3386597A (en) *	1967-01-12	1968-06-04	Midland Ross Corp	Railway car friction-type draft gear
US4645187A (en) *	1984-09-14	1987-02-24	American Standard Inc.	Draft gear assembly
US4735328B1 (en) *	1986-12-15	1993-11-16		Split wedge draft gear with center friction plate
US4809419A (en) *	1988-01-21	1989-03-07	American Standard Inc.	Method of and apparatus for reconditioning railway car draft gears
US5125409A (en) *	1991-03-05	1992-06-30	Nidek Co., Ltd.	Ultrasonic diagnostic apparatus and method for ophthalmology

1994
- 1994-04-11 CA CA 2121007 patent/CA2121007C/fr not_active Expired - Lifetime
- 1994-04-12 AU AU59421/94A patent/AU677285B2/en not_active Expired
- 1994-06-16 ZA ZA944301A patent/ZA944301B/xx unknown
- 1994-08-18 CN CN94115049A patent/CN1067953C/zh not_active Expired - Lifetime
- 1994-10-13 BR BR9403704A patent/BR9403704A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
ZA944301B (en)	1995-05-08
CN1067953C (zh)	2001-07-04
BR9403704A (pt)	1995-10-24
AU5942194A (en)	1995-09-28
AU677285B2 (en)	1997-04-17
CN1108193A (zh)	1995-09-13
CA2121007A1 (fr)	1995-09-05

Legal Events

Date	Code	Title	Description
1994-04-11	EEER	Examination request
2014-06-15	MKEX	Expiry	Effective date: 20140411

Publication	Publication Date	Title
AU2008246058B2 (en)	2013-01-10	Draft gear assembly comprising a yoke, an elastomeric spring and a friction mechanism
KR101374513B1 (ko)	2014-03-13	경량 고용량 마찰 드래프트 기어 조립체
US5590797A (en)	1997-01-07	Friction clutch mechanism for high capacity draft gear assembly and method of reconditioning draft gear with such friction clutch mechanism
US5529194A (en)	1996-06-25	Variable angle friction clutch mechanism for a draft gear assembly
EP1732798B1 (fr)	2011-08-03	Ensemble amortisseur de choc et de traction a friction haute capacite a longue course
US5152409A (en)	1992-10-06	Draft gear assembly
CA2121007C (fr)	1999-11-09	Dispositif de traction haut rendement
AU641287B2 (en)	1993-09-16	Method for reconditioning railway car draft gears
US7900785B2 (en)	2011-03-08	Taper under tapered plate to increase side force on the movable plate
US7540387B2 (en)	2009-06-02	Draft gear assembly
US20090008352A1 (en)	2009-01-08	Draft gear assembly
US7383961B2 (en)	2008-06-10	Taper lugs on draft gear plates
CA2561562C (fr)	2013-05-21	Depouille sous une plate a depouille permettant d'augmenter la force laterale sur la plaque mobile