Mechanical Apparatus and Methods for Restricting Access to a Gas Source
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United States of America Patent
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Issued Date -
Jun 12, 2014
app pub date -
Mar 5, 2013
filing date -
Dec 6, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A cap lock system for limiting access to an access port of a gaseous system includes an outer cap including first and second key insertion passages, an inner lock having first and second key receivers and a rotatable key having first and second engagement fingers each engageable with an aligned set of key insertion passages and key receivers.
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