CA2254511C - Systeme d'aiguillage de voies ferrees - Google Patents

Systeme d'aiguillage de voies ferrees Download PDF

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Publication number
CA2254511C
CA2254511C CA 2254511 CA2254511A CA2254511C CA 2254511 C CA2254511 C CA 2254511C CA 2254511 CA2254511 CA 2254511 CA 2254511 A CA2254511 A CA 2254511A CA 2254511 C CA2254511 C CA 2254511C
Authority
CA
Canada
Prior art keywords
frog
switched
railroad
wing rail
condition
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 2254511
Other languages
English (en)
Other versions
CA2254511A1 (fr
Inventor
Keith Young
Stephen R. Kuhn
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.)
Meridian Rail Acquisition Corp
Original Assignee
ABC Rail Products 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
Priority claimed from US08/980,569 external-priority patent/US5806810A/en
Application filed by ABC Rail Products Corp filed Critical ABC Rail Products Corp
Publication of CA2254511A1 publication Critical patent/CA2254511A1/fr
Application granted granted Critical
Publication of CA2254511C publication Critical patent/CA2254511C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Railway Tracks (AREA)
CA 2254511 1997-12-01 1998-11-25 Systeme d'aiguillage de voies ferrees Expired - Fee Related CA2254511C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/980,569 1997-12-01
US08/980,569 US5806810A (en) 1997-09-26 1997-12-01 Spring rail frog having switchable magnet for holding wing rail open

Publications (2)

Publication Number Publication Date
CA2254511A1 CA2254511A1 (fr) 1999-06-01
CA2254511C true CA2254511C (fr) 2001-09-11

Family

ID=25527668

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2254511 Expired - Fee Related CA2254511C (fr) 1997-12-01 1998-11-25 Systeme d'aiguillage de voies ferrees

Country Status (1)

Country Link
CA (1) CA2254511C (fr)

Also Published As

Publication number Publication date
CA2254511A1 (fr) 1999-06-01

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed