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:
Oct. 30, 2001
Filed:
Apr. 24, 2000
Applicant:
Inventors:
Assignee:
SMC Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 5/00 ;
U.S. Cl.
CPC ...
G01B 5/00 ;
Abstract
A pair of jaw components,and,positioned on both sides of a casing,are attached to both the tips of a pair of parallel piston rods,and,which synchronously extend and contract in opposite directions by an action of an air pressure and the tips of a pair of guide rods,and,which synchronously extend and contract in opposite directions by a rack-and-pinion mechanism. By forming a magnetic scale,on a side face of one of the guide rods,,, the guide rod,is also used as a part of a dimension measuring mechanism. A sensor unit,for reading the magnetic scale,is attached to the casing