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:
May. 10, 1983
Filed:
May. 12, 1980
Applicant:
Inventors:
Jean P Hulin, Conflans Ste. Honorine, FR;
Gilles DuBois, Conflans Ste. Honorine, FR;
Assignee:
Lignes Telegraphiques et Telephoniques, St. Honorine, FR;
Primary Examiner:
Int. Cl.
CPC ...
B23D / ; B23D / ;
U.S. Cl.
CPC ...
409304 ; 82 20 ; 82 64 ; 82DI / ; 83171 ; 408148 ; 409348 ;
Abstract
A machining tool comprises an annular structure having the same number of teeth as there are grooves to be machined, arranged radially in the structure, each tooth carrying a pin engaged in a curved slot. It also comprises a locking device constituted by a ring occupying a recess in the structure and a system of pawls carrying fingers which penetrate into the curved slots of the structure. It also incorporates a collar for controlling the locking device.