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:
Jan. 25, 2011
Filed:
Mar. 13, 2008
Syun Orihara, Tsukubamirai, JP;
Naoki Hoshi, Tsukubamirai, JP;
Shinichiro Nemoto, Tsukubamirai, JP;
Hiroyuki Asahara, Tsukubamirai, JP;
Syun Orihara, Tsukubamirai, JP;
Naoki Hoshi, Tsukubamirai, JP;
Shinichiro Nemoto, Tsukubamirai, JP;
Hiroyuki Asahara, Tsukubamirai, JP;
SMC Corporation, Chiyoda-ku, Tokyo, JP;
Abstract
The pistoncomprises a fixing ringmounted on a piston rod, and a piston bodyfixed to the fixing ring. The fixing ringis comprised of two semi-circular plated membersA,B having plural threaded holesfor bolt-fastening of the piston body. When they are abutted against each other and formed into a circular-annular shape, a hole portionwhich is to be tightly fitted in a fixing grooveof the piston rodis formed. The piston bodyhas a hole portionwhich is to be fitted over the piston rod, and plural bolt holescorresponding to the threaded holes. Moreover, the piston bodyhas a concave portionon a side of one surface thereof, in which the fixing ringis fitted in an embedded state.