CA2302903C - Valve a commande pneumatique d'echappement de la pression de la conduite generale d'un train - Google Patents

Valve a commande pneumatique d'echappement de la pression de la conduite generale d'un train Download PDF

Info

Publication number: CA2302903C
Authority: CA; Canada
Prior art keywords: valve; brake pipe; pressure; brake; control
Prior art date: 1997-03-11
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

CA002302903A

Other languages

English (en)

Other versions

CA2302903A1 (fr

Inventor

James E. Hart

Angel P. Bezos

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.)

Westinghouse Air Brake Co

Original Assignee

Westinghouse Air Brake 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.)

1997-03-11

Filing date

1997-07-02

Publication date

2001-10-09

1997-03-11 Priority claimed from US08/815,422 external-priority patent/US5941280A/en

1997-07-02 Application filed by Westinghouse Air Brake Co filed Critical Westinghouse Air Brake Co

1998-09-11 Publication of CA2302903A1 publication Critical patent/CA2302903A1/fr

2001-10-09 Application granted granted Critical

2001-10-09 Publication of CA2302903C publication Critical patent/CA2302903C/fr

2017-07-02 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

230000001105 regulatory effect Effects 0.000 claims abstract description 29
230000003137 locomotive effect Effects 0.000 claims abstract description 28
230000009467 reduction Effects 0.000 claims description 18
230000004044 response Effects 0.000 claims description 16
238000004891 communication Methods 0.000 claims description 9
230000033001 locomotion Effects 0.000 claims description 7
239000012530 fluid Substances 0.000 claims description 6
230000006835 compression Effects 0.000 claims description 4
238000007906 compression Methods 0.000 claims description 4
230000000694 effects Effects 0.000 claims description 4
230000001276 controlling effect Effects 0.000 claims 1
230000013011 mating Effects 0.000 claims 1
238000013022 venting Methods 0.000 description 6
230000009977 dual effect Effects 0.000 description 3
238000011161 development Methods 0.000 description 2
230000001052 transient effect Effects 0.000 description 2
230000004913 activation Effects 0.000 description 1
238000013459 approach Methods 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
238000010586 diagram Methods 0.000 description 1
238000006073 displacement reaction Methods 0.000 description 1
238000009434 installation Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012544 monitoring process Methods 0.000 description 1
239000013643 reference control Substances 0.000 description 1

Landscapes

Braking Systems And Boosters (AREA)

CA002302903A 1997-03-11 1997-07-02 Valve a commande pneumatique d'echappement de la pression de la conduite generale d'un train Expired - Fee Related CA2302903C (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US08/815,422		1997-03-11
US08/815,422 US5941280A (en)	1997-03-11	1997-03-11	Pneumatically driven train brake pipe pressure exhaust valve
CA 2209401 CA2209401C (fr)	1997-03-11	1997-07-02	Valve a commande pneumatique d'echappement de la pression de la conduite generale d'un train

Related Parent Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2209401 Division CA2209401C (fr)	1997-03-11	1997-07-02	Valve a commande pneumatique d'echappement de la pression de la conduite generale d'un train

Publications (2)

Publication Number	Publication Date
CA2302903A1 CA2302903A1 (fr)	1998-09-11
CA2302903C true CA2302903C (fr)	2001-10-09

Family

ID=25679461

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002302903A Expired - Fee Related CA2302903C (fr)	1997-03-11	1997-07-02	Valve a commande pneumatique d'echappement de la pression de la conduite generale d'un train

Country Status (1)

Country	Link
CA (1)	CA2302903C (fr)

1997
- 1997-07-02 CA CA002302903A patent/CA2302903C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2302903A1 (fr)	1998-09-11

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Legal Events

Date	Code	Title	Description
2000-03-24	EEER	Examination request
2003-07-02	MKLA	Lapsed