Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
James R. Burke0
Date of Patent
April 28, 2009
0Patent Application Number
113704360
Date Filed
March 7, 2006
0Patent Primary Examiner
Patent abstract
Methods and apparatuses for determining the condition of a pneumatic system air dryer are provided. An output of the pneumatic valve or of a conduit interconnected to the outlet of the pneumatic valve is positioned such that a discharge passed through the pneumatic valve while the valve is open is in view of an operator and/or is directed to a moisture sensor. Moreover, the discharge and/or an output device interconnected to the moisture sensor is in view of the operator while the operator is in a position to operate the pneumatic valve. An observation volume with a sight glass or window and/or a moisture sensor can be provided to facilitate the observation or detection of moisture or oil in the discharge.
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