CA2314193C - Contre-ecrou de commande pour systemes de vissage
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Contre-ecrou de commande pour systemes de vissage
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Publication number
CA2314193C
CA2314193CCA 2314193CA2314193ACA2314193CCA 2314193 CCA2314193 CCA 2314193CCA 2314193 CA2314193 CA 2314193CA 2314193 ACA2314193 ACA 2314193ACA 2314193 CCA2314193 CCA 2314193C
Authority
CA
Canada
Prior art keywords
drive
screw
drive nut
door
nut
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.)
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.)
Filing date
Publication date
Priority claimed from US09/407,245external-prioritypatent/US6282970B1/en
Application filed by Westinghouse Air Brake CofiledCriticalWestinghouse Air Brake Co
Publication of CA2314193A1publicationCriticalpatent/CA2314193A1/fr
Application grantedgrantedCritical
Publication of CA2314193CpublicationCriticalpatent/CA2314193C/fr