Patent ID: 8347725
Filing Date: 2013-01-08
Classification: G01L

Abstract:
1. An oil pressure sensor comprising: a housing; a pressure sensing unit mounted in the housing and provided with a top cover, a base case connected with the top cover such that an accommodation is formed between the top cover and the base case, a flexible diaphragm disposed in the accommodation, a pusher abutted with the flexible diaphragm, and an elastic piece pushable by the pusher, the pusher having a head abutted with the flexible diaphragm and a tail passing through the elastic piece; a first signal generator having a coil member mounted to the base case and a swing member contacted with the coil member and pushable by the tail of the pusher to curvedly slide on the coil member; and a first signal outputting member electrically connected with the coil member for outputting a signal corresponding to oil pressure.