Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Mototsugu Osada0
Hiroaki Morii0
Kenji Mitsui0
Date of Patent
August 23, 2011
Patent Application Number
12227941
Date Filed
June 4, 2007
Patent Primary Examiner
Patent abstract
A slide valve device for automatic surface pressure application including a slide valve having a three-layer structure, in which the movable bodies of the seal case is slidable on a support surface of a spring holder. The slide case and the seal case are coupled with each other by means of a coupling device or a coupling stopper, and the cases are slid together by means of an actuator so as to apply and release a surface pressure.
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