FR2486919B1 - HOPPER DOOR MECHANISMS - Google Patents

HOPPER DOOR MECHANISMS

Info

Publication number
FR2486919B1
FR2486919B1 FR8113948A FR8113948A FR2486919B1 FR 2486919 B1 FR2486919 B1 FR 2486919B1 FR 8113948 A FR8113948 A FR 8113948A FR 8113948 A FR8113948 A FR 8113948A FR 2486919 B1 FR2486919 B1 FR 2486919B1
Authority
FR
France
Prior art keywords
hopper door
door mechanisms
mechanisms
hopper
door
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
FR8113948A
Other languages
French (fr)
Other versions
FR2486919A1 (en
Inventor
Alan Blair Harding
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.)
Gloucester Railway Carriage and Wagon Co Ltd
Original Assignee
Gloucester Railway Carriage and Wagon Co Ltd
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 Gloucester Railway Carriage and Wagon Co Ltd filed Critical Gloucester Railway Carriage and Wagon Co Ltd
Publication of FR2486919A1 publication Critical patent/FR2486919A1/en
Application granted granted Critical
Publication of FR2486919B1 publication Critical patent/FR2486919B1/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D7/00—Hopper cars
    • B61D7/02—Hopper cars with discharge openings in the bottoms
    • 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
    • B61D7/24—Opening or closing means
    • B61D7/26—Opening or closing means mechanical

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Closing And Opening Devices For Wings, And Checks For Wings (AREA)
FR8113948A 1980-07-18 1981-07-17 HOPPER DOOR MECHANISMS Expired FR2486919B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8023507 1980-07-18

Publications (2)

Publication Number Publication Date
FR2486919A1 FR2486919A1 (en) 1982-01-22
FR2486919B1 true FR2486919B1 (en) 1986-04-25

Family

ID=10514859

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8113948A Expired FR2486919B1 (en) 1980-07-18 1981-07-17 HOPPER DOOR MECHANISMS

Country Status (2)

Country Link
AU (1) AU7309881A (en)
FR (1) FR2486919B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103264706B (en) * 2013-05-20 2016-08-10 中车长江车辆有限公司 Bottom door opening and closing mechanism

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE479658C (en) * 1926-05-07 1929-07-19 Duesseldorfer Eisenbahnbedarf Unloading device for self-unloaders with helical springs that support the unloading movement and attack the cranks connected to the drive levers
DE1135372B (en) * 1961-10-27 1962-08-23 Josef Schmid Dipl Ing Concrete bucket
US3521925A (en) * 1968-06-24 1970-07-28 Dominion Magnesium Ltd Gate operating mechanism for conveying buckets
GB1463068A (en) * 1973-09-24 1977-02-02 White S Hopper door mechanism
GB1586408A (en) * 1978-05-30 1981-03-18 Herbert B Skip
US4222334A (en) * 1979-03-27 1980-09-16 Pullman Incorporated Hopper discharge door operating mechanism

Also Published As

Publication number Publication date
AU7309881A (en) 1982-03-25
FR2486919A1 (en) 1982-01-22

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Legal Events

Date Code Title Description
ST Notification of lapse