PUSH, PULL AND ROTATE DEADBOLT AND PASSAGE SET AND HELICAL GEAR MECHANISM THEREIN
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United States of America Patent
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Issued Date -
Mar 16, 2017
app pub date -
Sep 15, 2016
filing date -
Sep 16, 2015
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Abstract
A helical gear actuator for use with a passage set or deadbolt set is provided. The helical gear actuator comprises a shaft including an at least one helical groove, a plunger and a receiver including two tracks, the receiver shaped to rotatably accept the shaft, the groove shaped to slidably accept the two tracks, such that in use, urging the shaft into the receiver effects rotation of the receiver relative to the shaft. Also provided are the passage set and the deadbolt.
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