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:
Dec. 20, 1983
Filed:
Jul. 13, 1982
Applicant:
Inventors:
Hideo Sakata, Kawasaki, JP;
Ichiro Mizuno, Kawasaki, JP;
Masao Nakahara, Kawasaki, JP;
Takasi Sanpei, Kawasaki, JP;
Assignee:
Mitutoyo Mfg. Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B / ;
U.S. Cl.
CPC ...
3314 / ;
Abstract
A micrometer wherein a rotary knob and a pinion are threadably coupled to each other, further, a resilient member for functioning as a constant pressure is interposed between the rotary knob and the pinion, and, when the rotary knob is rotated by a value of distortion of the resilient member after a spindle having a rack meshed with the pinion is abutted against a workpiece to be measured and stopped, the rotary knob is moved in a direction of the rotary shaft thereof, whereby a portion of the rotary knob is abutted against a main frame, thereby acting as a locking function.