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:
Nov. 17, 1987
Filed:
Jan. 23, 1987
Applicant:
Inventor:
Joseph M Kormos, Milan, MI (US);
Assignee:
Precision Devices, Inc., Milan, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B / ;
U.S. Cl.
CPC ...
279 / ; 33520 ; 269 481 ; 279 / ;
Abstract
An expanding arbor apparatus for establishing the radial positioning of a workpiece of the type having a profiled internal surface. The arbor has a plurality of probe members which expand or contract when the separation between a pair of conical surfaces acting on the probe change. The radially outer end of the probes can be provided with any desired contour or shape to engage the workpiece surface in any desired manner. The arbor may be used with numerous workpiece internal profiles such as internal gear teeth or splines.