CA2250965C - Improved friction shoe for freight car truck - Google Patents

Improved friction shoe for freight car truck Download PDF

Info

Publication number
CA2250965C
CA2250965C CA 2250965 CA2250965A CA2250965C CA 2250965 C CA2250965 C CA 2250965C CA 2250965 CA2250965 CA 2250965 CA 2250965 A CA2250965 A CA 2250965A CA 2250965 C CA2250965 C CA 2250965C
Authority
CA
Canada
Prior art keywords
friction shoe
wall
friction
sloped
freight car
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.)
Expired - Fee Related
Application number
CA 2250965
Other languages
English (en)
French (fr)
Other versions
CA2250965A1 (en
Inventor
V. Terrey Hawthorne
Ronald E. Barker
Glen F. Lazar
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.)
Amsted Industries Inc
Original Assignee
Amsted Industries Inc
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 Amsted Industries Inc filed Critical Amsted Industries Inc
Publication of CA2250965A1 publication Critical patent/CA2250965A1/en
Application granted granted Critical
Publication of CA2250965C publication Critical patent/CA2250965C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
  • Railway Tracks (AREA)
  • Braking Arrangements (AREA)
  • Vibration Dampers (AREA)
CA 2250965 1997-12-29 1998-11-05 Improved friction shoe for freight car truck Expired - Fee Related CA2250965C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US99908497A 1997-12-29 1997-12-29
US08/999,084 1997-12-29

Publications (2)

Publication Number Publication Date
CA2250965A1 CA2250965A1 (en) 1999-06-29
CA2250965C true CA2250965C (en) 2001-03-27

Family

ID=25545879

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2250965 Expired - Fee Related CA2250965C (en) 1997-12-29 1998-11-05 Improved friction shoe for freight car truck

Country Status (6)

Country Link
EP (1) EP0927673A1 (pt)
AU (1) AU731554B2 (pt)
BR (1) BR9805543A (pt)
CA (1) CA2250965C (pt)
PL (1) PL193395B1 (pt)
ZA (1) ZA9811760B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8991318B2 (en) * 2013-03-15 2015-03-31 Amsted Rail Company, Inc. Stabilized railway freight car truck
CN106994981B (zh) * 2017-05-19 2023-09-01 江苏瑞铁轨道装备股份有限公司 一种中央悬挂装置及铁路货车转向架
CN112208567A (zh) * 2019-07-12 2021-01-12 包头北方创业有限责任公司 斜楔式组合减震器及铁路货车转向架

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3024743A (en) * 1960-12-05 1962-03-13 Standard Car Truck Co Self-aligning friction shoe for railway car stabilized trucks
US3545385A (en) * 1968-08-21 1970-12-08 Amsted Ind Inc Reinforced bolster dampening friction shoe
US4426934A (en) 1982-01-20 1984-01-24 Standard Car Truck Company Friction casting bolster pocket wear plate having a plurality of sides
US4574708A (en) * 1984-01-03 1986-03-11 Buckeye International, Inc. Damping mechanism for a truck assembly
US4637319A (en) 1984-12-03 1987-01-20 Amsted Industries Incorporated Bolster friction shoe pocket

Also Published As

Publication number Publication date
PL330591A1 (en) 1999-07-05
ZA9811760B (en) 1999-06-29
CA2250965A1 (en) 1999-06-29
EP0927673A1 (en) 1999-07-07
AU731554B2 (en) 2001-04-05
PL193395B1 (pl) 2007-02-28
AU9817898A (en) 1999-07-15
BR9805543A (pt) 1999-12-21

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed