Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Paul David Smith0
Paul Alan Rennie0
Date of Patent
September 13, 2016
0Patent Application Number
142116960
Date Filed
March 14, 2014
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A pneumatic sensing apparatus for use in an overheat or fire alarm system comprising a sensing assembly that comprises a sensing means 51, 61, 71, containing a pressurized gas, coupled to a pressure sensor 52, 62, 72. The pressure sensor 52, 62, 72, is configured to produce a signal that is indicative of the gas pressure. The pressure sensor 52, 62, 72, comprises an optical pressure sensor and the signal comprises an optical signal.
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