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. 10, 1980
Filed:
Feb. 28, 1979
Applicant:
Inventor:
Merle Felker, Traverse City, MI (US);
Assignee:
Sheffer Collet Company, Traverse City, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B / ;
U.S. Cl.
CPC ...
279 / ; 279 / ; 279-4 ;
Abstract
A diaphragm type chuck is disclosed equipped with means to lock the work engaging jaws against inadvertent release due to centrifugal forces. The means automatically shifts into jaw locking position when the chuck is closed and automatically releases the jaws when the chuck is to be opened.
Felker, Merle. (1980). Diaphragm chuck with locking ring (U.S. Patent No. 4206932). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4206932
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile