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US Patent 7870934 Self-retracting lanyard and braking mechanism with pawl lockout

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Patent
Patent

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
7870934
Date of Patent
January 18, 2011
Patent Application Number
11485710
Date Filed
July 12, 2006
Patent Citations Received
‌
US Patent 11745035 Fall protection compliance system and method
‌
US Patent 11872419 Webbing for fall protection device
3
Patent Primary Examiner
‌
Alvin C Chin-Shue
Patent abstract

A self-retracting lanyard having a housing; a rotatable drum in that housing; a line for winding about that drum; and an improved braking mechanism for preventing the drum in that housing from ratcheting due to line rebounding after a fall arrest event. The braking mechanism has a plurality of pawl lockout elements for flexibly engaging with a stationary component of the lanyard to keep at least one pawl in a locked position during reverse rotation of the drum thereby preventing ratcheting from occurring.

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