ZA76592B - Freight car truck friction stabilizer providing constant friction force from empty condition to approximately one half loaded car condition and variable damping thereafter - Google Patents

Freight car truck friction stabilizer providing constant friction force from empty condition to approximately one half loaded car condition and variable damping thereafter

Info

Publication number
ZA76592B
ZA76592B ZA592A ZA76592A ZA76592B ZA 76592 B ZA76592 B ZA 76592B ZA 592 A ZA592 A ZA 592A ZA 76592 A ZA76592 A ZA 76592A ZA 76592 B ZA76592 B ZA 76592B
Authority
ZA
South Africa
Prior art keywords
condition
thereafter
approximately
variable damping
providing constant
Prior art date
Application number
ZA592A
Other languages
English (en)
Inventor
R Bullock
Original Assignee
Standard Car Truck 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 Standard Car Truck Co filed Critical Standard Car Truck Co
Publication of ZA76592B publication Critical patent/ZA76592B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
    • B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
    • B61F5/04—Bolster supports or mountings
    • B61F5/12—Bolster supports or mountings incorporating dampers
    • B61F5/122—Bolster supports or mountings incorporating dampers with friction surfaces
ZA592A 1975-06-25 1976-02-02 Freight car truck friction stabilizer providing constant friction force from empty condition to approximately one half loaded car condition and variable damping thereafter ZA76592B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/590,294 US3977332A (en) 1975-06-25 1975-06-25 Variably damped truck

Publications (1)

Publication Number Publication Date
ZA76592B true ZA76592B (en) 1977-01-26

Family

ID=24361674

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA592A ZA76592B (en) 1975-06-25 1976-02-02 Freight car truck friction stabilizer providing constant friction force from empty condition to approximately one half loaded car condition and variable damping thereafter

Country Status (7)

Country Link
US (1) US3977332A (xx)
JP (1) JPS522908A (xx)
BR (1) BR7602605A (xx)
CA (1) CA1040930A (xx)
FR (1) FR2315419A1 (xx)
IN (1) IN147716B (xx)
ZA (1) ZA76592B (xx)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4986192A (en) * 1989-04-11 1991-01-22 A. Stucki Company Division Of Hansen Inc. Railway truck bolster friction assembly
JP2786518B2 (ja) * 1990-05-23 1998-08-13 三井化学株式会社 液状ポリイソシアナート組成物の製造方法
US5524551A (en) * 1994-08-23 1996-06-11 Amsted Industries Incorporated Spring-pack assembly for a railway truck bolster assembly
US6269752B1 (en) * 1999-05-06 2001-08-07 Standard Car Truck Company Friction wedge design optimized for high warp friction moment and low damping force
US6374749B1 (en) 1999-10-07 2002-04-23 Naco, Inc. Friction wedge for a railroad car truck having a replaceable wear member
US7004079B2 (en) 2001-08-01 2006-02-28 National Steel Car Limited Rail road car and truck therefor
US6895866B2 (en) 2001-08-01 2005-05-24 National Steel Car Limited Rail road freight car with damped suspension
US7255048B2 (en) 2001-08-01 2007-08-14 Forbes James W Rail road car truck with rocking sideframe
US6874426B2 (en) 2002-08-01 2005-04-05 National Steel Car Limited Rail road car truck with bearing adapter and method
CN102774394B (zh) 2003-07-08 2015-03-04 全国钢车有限公司 具有自转向装置的铁路货运车厢转向架
US7823513B2 (en) 2003-07-08 2010-11-02 National Steel Car Limited Rail road car truck
US7631603B2 (en) 2004-12-03 2009-12-15 National Steel Car Limited Rail road car truck and bolster therefor
US20060137565A1 (en) 2004-12-23 2006-06-29 National Steel Car Limited Rail road car truck and bearing adapter fitting therefor
GB0711383D0 (en) * 2007-06-13 2007-07-25 Sct Europ Ltd Suspension for a rail vehicle
KR100896298B1 (ko) 2008-07-11 2009-05-07 뉴텍알에스아이(주) 철도차량용 프릭션 블록
US8104409B2 (en) * 2008-08-19 2012-01-31 Bradken Resources Pty Limited Rail car suspension damping
US8136456B2 (en) * 2009-08-13 2012-03-20 Wabtec Corporation Friction wedge for railroad car truck
US9637143B2 (en) 2013-12-30 2017-05-02 Nevis Industries Llc Railcar truck roller bearing adapter pad systems
US9216450B2 (en) 2011-05-17 2015-12-22 Nevis Industries Llc Side frame and bolster for a railway truck and method for manufacturing same
CN101797926B (zh) * 2010-04-22 2011-08-24 齐齐哈尔轨道交通装备有限责任公司 转向架
US9233416B2 (en) 2011-05-17 2016-01-12 Nevis Industries Llc Side frame and bolster for a railway truck and method for manufacturing same
US9346098B2 (en) 2011-05-17 2016-05-24 Nevis Industries Llc Side frame and bolster for a railway truck and method for manufacturing same
CN102556098B (zh) * 2012-01-13 2014-12-03 南车长江车辆有限公司 铁路货车变摩擦控制型减振器
US10358151B2 (en) 2013-12-30 2019-07-23 Nevis Industries Llc Railcar truck roller bearing adapter-pad systems
US10569790B2 (en) 2013-12-30 2020-02-25 Nevis Industries Llc Railcar truck roller bearing adapter-pad systems
US9758181B2 (en) 2013-12-30 2017-09-12 Nevis Industries Llc Railcar truck roller bearing adapter pad systems
US11414107B2 (en) 2019-10-22 2022-08-16 National Steel Car Limited Railroad car truck damper wedge fittings
US11807282B2 (en) 2020-11-09 2023-11-07 National Steel Car Limited Railroad car truck damper wedge fittings

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2675765A (en) * 1954-04-20 Railroad gar truck bolster
BE533996A (xx) *
US2403352A (en) * 1943-04-05 1946-07-02 American Steel Foundries Snubber
US2413458A (en) * 1943-10-09 1946-12-31 American Steel Foundries Truck
US2497460A (en) * 1946-11-06 1950-02-14 Standard Car Truck Co Stabilized lateral motion truck for railway cars
US2571519A (en) * 1947-06-19 1951-10-16 Standard Car Truck Co Stabilized car truck
US2660129A (en) * 1950-01-06 1953-11-24 Holland Co Truck damping device
US2727472A (en) * 1952-11-21 1955-12-20 Miner Inc W H Friction shock absorbing mechanism for railway car trucks
US2873691A (en) * 1956-07-24 1959-02-17 Sergei G Guins Stabilizing structure for railway car spring suspension
US2974610A (en) * 1958-10-23 1961-03-14 American Steel Foundries Snubbed bolster truck
NL296820A (xx) * 1960-02-03
US3406640A (en) * 1966-09-16 1968-10-22 Standard Car Truck Co Dampened car truck bolster
US3716903A (en) * 1968-06-12 1973-02-20 Amsted Ind Inc Process for assembling a snubbing arrangement in a railway truck
US3762694A (en) * 1970-04-06 1973-10-02 Unity Railway Supply Co Inc Spring group
US3756162A (en) * 1971-03-05 1973-09-04 Holland Co Car body roll dampening spring bolster
US3851595A (en) * 1972-06-19 1974-12-03 Standard Car Truck Co Dampened railway truck bolster wear plate
US3845725A (en) * 1973-05-04 1974-11-05 Standard Car Truck Co Snubbed railway truck

Also Published As

Publication number Publication date
FR2315419A1 (fr) 1977-01-21
CA1040930A (en) 1978-10-24
AU1094376A (en) 1977-08-18
US3977332A (en) 1976-08-31
IN147716B (xx) 1980-06-14
JPS522908A (en) 1977-01-11
BR7602605A (pt) 1977-05-10
FR2315419B1 (xx) 1982-10-08
JPS5410763B2 (xx) 1979-05-09

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