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. 20, 2006
Filed:
Feb. 25, 2004
Seikai Yo, Tsukuba-gun, JP;
Hiroshi Miyachi, Tsukuba-gun, JP;
Nobuhiro Fujiwara, Tsukuba-gun, JP;
Daisuke Matsumoto, Tsukuba-gun, JP;
Seikai Yo, Tsukuba-gun, JP;
Hiroshi Miyachi, Tsukuba-gun, JP;
Nobuhiro Fujiwara, Tsukuba-gun, JP;
Daisuke Matsumoto, Tsukuba-gun, JP;
SMC Corporation, Tokyo, JP;
Abstract
The invention includes a moving step of moving a piston to a target position by supplying and discharging compressed air to and from pressure chambers on opposite sides of the piston of a pressure cylinder by driving servo valves by a controller, a clamping step of allowing a pressure member at a tip end of a piston rod to touch a workpiece softly in this target position, and a pressing force applying step of pressing the workpiece with the pressure member in a required force.