G - Physics – 01 – L
Patent
G - Physics
01
L
G01L 13/02 (2006.01) G01L 19/10 (2006.01) H01H 35/24 (2006.01) H01H 35/34 (2006.01)
Patent
CA 2146378
A differential pressure switch particularly suitable for monitoring dirt accumulation on a filter element of an oil-separating air filter comprising a piston which is movable in response to a relative change in pressure between two pressure zones and is biased in one direction by a restoring spring, and a rolling membrane which separates the pressure zones.
Sauer Bernd
Wolf Michael
Borden Ladner Gervais Llp
Filterwerk Mann & Hummel Gmbh
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