GB1318571A – Drop bottom discharge hopper car
– Google Patents
GB1318571A – Drop bottom discharge hopper car
– Google Patents
Drop bottom discharge hopper car
Info
Publication number
GB1318571A
GB1318571A
GB3267770A
GB1318571DA
GB1318571A
GB 1318571 A
GB1318571 A
GB 1318571A
GB 3267770 A
GB3267770 A
GB 3267770A
GB 1318571D A
GB1318571D A
GB 1318571DA
GB 1318571 A
GB1318571 A
GB 1318571A
Authority
GB
United Kingdom
Prior art keywords
hopper car
discharge hopper
bottom discharge
drop bottom
pair
Prior art date
1968-01-16
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
GB3267770A
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.)
Individual
Original Assignee
Individual
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.)
1968-01-16
Filing date
1970-07-06
Publication date
1973-05-31
1970-07-06
Application filed by Individual
filed
Critical
Individual
1973-05-31
Publication of GB1318571A
publication
Critical
patent/GB1318571A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
B61D7/24—Opening or closing means
B61D7/28—Opening or closing means hydraulic or pneumatic
Abstract
1318571 Hopper cars G B DOREY 6 July 1970 32677/70 Heading B7L A hopper car provided with rail wheels 11, is divided longitudinally by a ridge 14 which defines a pair of openings 15 each provided with a pair of oppositely swinging discharge doors 19, 20 actuated by a double acting ram 43, links 37, 40, and overcentre toggle links 21, 22 from the closed position shown on the right of the figure, to the open position shown on the left.
GB3267770A
1968-01-16
1970-07-06
Drop bottom discharge hopper car
Expired
GB1318571A
(en)
Applications Claiming Priority (4)
Application Number
Priority Date
Filing Date
Title
US69834768A
1968-01-16
1968-01-16
GB3267770
1970-07-06
DE19702034742
DE2034742A1
(en)
1968-01-16
1970-07-14
Actuating mechanism for opening and closing flaps on vehicles loaded with debris
FR7026482A
FR2097676A5
(en)
1968-01-16
1970-07-17
Publications (1)
Publication Number
Publication Date
GB1318571A
true
GB1318571A
(en)
1973-05-31
Family
ID=27431101
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB3267770A
Expired
GB1318571A
(en)
1968-01-16
1970-07-06
Drop bottom discharge hopper car
Country Status (4)
Country
Link
US
(1)
US3540382A
(en)
DE
(1)
DE2034742A1
(en)
FR
(1)
FR2097676A5
(en)
GB
(1)
GB1318571A
(en)
Cited By (4)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US8132515B2
(en)
2009-09-11
2012-03-13
National Steel Car Limited
Railroad gondola car structure and mechanism therefor
US8356560B2
(en)
2009-01-27
2013-01-22
National Steel Car Limited
Railroad car and door mechanism therefor
US8596203B2
(en)
2011-05-11
2013-12-03
National Steel Car Limited
Railroad car and door mechanism therefor
US8915193B2
(en)
2013-03-15
2014-12-23
National Steel Car Limited
Railroad car and door mechanism therefor
Families Citing this family (2)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US3868913A
(en)
*
1974-02-19
1975-03-04
Gen Am Transport
Hopper vehicle
US4194450A
(en)
*
1977-12-27
1980-03-25
Pullman Incorporated
Railway hopper car door operating mechanism
1968
1968-01-16
US
US698347A
patent/US3540382A/en
not_active
Expired – Lifetime
1970
1970-07-06
GB
GB3267770A
patent/GB1318571A/en
not_active
Expired
1970-07-14
DE
DE19702034742
patent/DE2034742A1/en
active
Pending
1970-07-17
FR
FR7026482A
patent/FR2097676A5/fr
not_active
Expired
Cited By (10)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US8356560B2
(en)
2009-01-27
2013-01-22
National Steel Car Limited
Railroad car and door mechanism therefor
US9266539B2
(en)
2009-01-27
2016-02-23
National Steel Car Limited
Railroad car and door mechanism therefor
US10239542B2
(en)
2009-01-27
2019-03-26
National Steel Car Limited
Railroad car and door mechanism therefor
US8132515B2
(en)
2009-09-11
2012-03-13
National Steel Car Limited
Railroad gondola car structure and mechanism therefor
US8141726B2
(en)
2009-09-11
2012-03-27
National Steel Car Limited
Railroad gondola car structure and mechanism therefor
US8166892B2
(en)
2009-09-11
2012-05-01
National Steel Car Limited
Railroad gondola car structure and mechanism therefor
US8596203B2
(en)
2011-05-11
2013-12-03
National Steel Car Limited
Railroad car and door mechanism therefor
US8915193B2
(en)
2013-03-15
2014-12-23
National Steel Car Limited
Railroad car and door mechanism therefor
US8967053B2
(en)
2013-03-15
2015-03-03
National Steel Car Limited
Railroad hopper car and door mechanism therefor
US10023206B2
(en)
2013-03-15
2018-07-17
National Steel Car Limited
Railroad hopper car and door mechanism therefor
Also Published As
Publication number
Publication date
US3540382A
(en)
1970-11-17
FR2097676A5
(en)
1972-03-03
DE2034742A1
(en)
1972-01-20
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(en)
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Railway hopper car door locks
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(en)
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Railway hopper car door locks
CA781205A
(en)
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Railway hopper car door arrangement
CA941615A
(en)
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Model railroad freight dumping car assembly
GB1227850A
(en)
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GB1004047A
(en)
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Improvements in or relating to releasable door bolts
Legal Events
Date
Code
Title
Description
1973-10-10
PS
Patent sealed [section 19, patents act 1949]
1981-02-25
PCNP
Patent ceased through non-payment of renewal fee
