CA938163A - Spring loaded railway hopper car door - Google Patents

Spring loaded railway hopper car door

Info

Publication number
CA938163A
CA938163A CA110676A CA110676A CA938163A CA 938163 A CA938163 A CA 938163A CA 110676 A CA110676 A CA 110676A CA 110676 A CA110676 A CA 110676A CA 938163 A CA938163 A CA 938163A
Authority
CA
Canada
Prior art keywords
car door
spring loaded
hopper car
railway hopper
loaded railway
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
Application number
CA110676A
Other versions
CA110676S (en
Inventor
L. Floehr Walter
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.)
Midland Ross Corp
Original Assignee
Midland Ross Corp
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 Midland Ross Corp filed Critical Midland Ross Corp
Application granted granted Critical
Publication of CA938163A publication Critical patent/CA938163A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D7/00—Hopper cars
    • B61D7/14—Adaptations of hopper elements to railways
    • B61D7/16—Closure elements for discharge openings
    • B61D7/18—Closure elements for discharge openings pivoted

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Closing And Opening Devices For Wings, And Checks For Wings (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
CA110676A 1970-07-21 1971-04-19 Spring loaded railway hopper car door Expired CA938163A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5692770A 1970-07-21 1970-07-21

Publications (1)

Publication Number Publication Date
CA938163A true CA938163A (en) 1973-12-11

Family

ID=22007414

Family Applications (1)

Application Number Title Priority Date Filing Date
CA110676A Expired CA938163A (en) 1970-07-21 1971-04-19 Spring loaded railway hopper car door

Country Status (2)

Country Link
US (1) US3712248A (en)
CA (1) CA938163A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3776142A (en) * 1972-08-02 1973-12-04 Ortner Freight Car Co Spring loaded railway car hopper car door
US4063656A (en) * 1976-06-24 1977-12-20 Rexnord Inc. System and apparatus for moving and unloading articles
US5394650A (en) * 1994-01-24 1995-03-07 Midland Manufacturing Corp. Manway cover balancing mechanism
US6446307B2 (en) 1999-02-22 2002-09-10 Electromechanical Research Laboratories, Inc. Manway lid lifter
US6296142B1 (en) * 1999-06-07 2001-10-02 Applied Materials, Inc. Counter balance spring assembly
US6227124B1 (en) * 1999-08-11 2001-05-08 Miner Enterprises, Inc. Locking mechanism for a hinged railroad hopper car door
FR2908140B1 (en) * 2006-11-06 2009-02-06 Norinco Soc Par Actions Simpli CLOSURE DEVICE FOR PAVEMENT LIFT WITH A SUPPORT FRAME OF A MOUNTED PANEL MOUNTED ON THE FRAME BY INDEMNOVATIVE JOINT MEANS
CN105197028A (en) * 2015-10-10 2015-12-30 齐齐哈尔轨道交通装备有限责任公司 Hopper car and end bottom door opening/closing mechanism thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1963891A (en) * 1932-10-12 1934-06-19 Diver De Forest Cushioning device
US2124087A (en) * 1935-11-18 1938-07-19 Stout Motor Car Corp Shock strut
US2478608A (en) * 1945-07-21 1949-08-09 Lambert J Tillman Flat bottom gondola car
US2650386A (en) * 1949-01-12 1953-09-01 Edwards Martha Furbish Swinging door control
US3192876A (en) * 1963-06-20 1965-07-06 Ortner Freight Car Co Spring loaded door construction for railroad hopper car

Also Published As

Publication number Publication date
US3712248A (en) 1973-01-23

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