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. 20, 1976
Filed:
Nov. 12, 1974
Applicant:
Inventors:
Dieter Birkenstack, Braunshardt, DT;
Otto Jager, Reinheim-Ueberau, DT;
Assignee:
Gebr. Hofmann KG, Darmstadt, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
51169 ; 7457 / ;
Abstract
A balancing apparatus, particularly for a grinding wheel, whereby the wheel has four chambers disposed around its axis of rotation with each chamber connected to one face of the ring shaped container by a slot formed in a circular recess at a different radius so that the wheel can be balancing by injecting cooling fluid or the like into the slots to temporarily add fluid to selected chambers.