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:
Apr. 30, 1991
Filed:
Feb. 20, 1990
Emile Pfalzgraf, Bouxwiller, FR;
E.P.B. Emile Pfalzgraf, Societe Anonyme, Bouxwiller, FR;
Abstract
The present invention concerns a mounting device with conical shank, particularly a 7/24ths cone, for cone-to-surface application for attachments, toolholders and tools, essentially constituted by a cone (1) for mounting in a spindle (2), by a front part (3) centered in the cone (1) and provided with a flange (4) for application via its rear face against the front face of the spindle (2), and by a knob (5) for assembly of the cone (1) and the front part (3) by means of an intermediate threaded element (6), on which bears an elastic unit (7) formed of Belleville washers intended to apply the cone (1) in the spindle (2) in locking position and mounted in compression between the said cone (1) and the front part (3), characterized in that it is provided with a device (8) for locking of the mutual position of the cone (1) and the front part (3), in mounting position in the spindle (2) with application of the flange (4) against the face of the said spindle (2), by gripping at least two balls (9) between the said cone (1) and front part (3).