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:
Feb. 01, 2005
Filed:
Dec. 04, 2001
Applicants:
Shigekazu Nagai, Adachi-ku, JP;
Akio Saitoh, Kawaguchi, JP;
Masaru Saitoh, Tsukuba-gun, JP;
Inventors:
Assignee:
SMC Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 2522 ;
U.S. Cl.
CPC ...
Abstract
An actuator comprises a feed screw shaft mechanism including a ball screw shaft and a ball screw nut, and a slider having an opening for receiving the ball screw shaft and the ball screw nut therein. The feed screw shaft mechanism is assembled into a single unit which is detachably installed to a frame by the aid of the opening of the slider.