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:
Oct. 18, 1994
Filed:
Nov. 19, 1992
Applicant:
Inventors:
Glenn A Whittington, Lino Lakes, MN (US);
Steven J Austin, Minneapolis, MN (US);
Assignee:
Robotics and Automation Corporation, Minneapolis, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B / ;
U.S. Cl.
CPC ...
451237 ; 451 21 ;
Abstract
An automatic surface treating work wheel having controlled speed and pressure for finishing the surfaces of various materials to achieve desired finish results. The pressure is controlled by a counterbalance system using two air pressurized pneumatic cylinders.