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:
Mar. 28, 1978
Filed:
Dec. 13, 1976
Applicant:
Inventors:
Milton Lloyd Benjamin, Chagrin Falls, OH (US);
David Dean Walker, Solon, OH (US);
Wilbur Nelson Miles, Chagrin Falls, OH (US);
Assignee:
Erickson Tool Company, Solon, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B / ;
U.S. Cl.
CPC ...
7481 / ; 74820 ; 74826 ;
Abstract
A precision heavy duty indexer characterized in that the indexing member thereof is positively locked to the indexer housing in desired precise axial, radial and angular indexed position by interengaged gear means of said indexing member and said housing, and is unlocked for indexing movement by disengaging said gear means, the gear means of said housing being carried by the outer peripheral portion of a laterally flexible pneumatic or hydraulically-actuated diaphragm having its inner peripheral portion fixed to the housing.