Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Charles J. MacKarvich0
Date of Patent
June 13, 2017
0Patent Application Number
147123050
Date Filed
May 14, 2015
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A fall rescue apparatus (10) for mounting on the roof of a building includes a spike (28) mounted to an extendable support arm (27) and shaped to penetrate the roof in response to the pull of a tether (35) connected to a falling worker. An elbow linkage (39) unfolds as the spike is extended into the roof for guiding and supporting the spike against the roof.
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