The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 14, 2011
Filed:
May. 30, 2008
Takumi Matsumoto, Tsukubamirai, JP;
Takumi Matsumoto, Tsukubamirai, JP;
SMC Corporation, Tokyo, JP;
Abstract
A first cap is mounted at a movable iron core, a second cap holding a valve member is fitted to the first cap, capable of displacement, an biasing force Fof an iron-core return spring biasing the movable iron core toward an initial position and an biasing force Fof a buffer spring interposed between the movable iron core and the valve member are set so as to have a relation of F>F, and when the movable core is located at the initial position, gaps x, y are interposed between the valve member and a regulating portion of the second cap and between an engagement projection portion of the second cap and a front end wall of an engagement recess portion of the first cap, respectively.