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. 25, 1983
Filed:
Aug. 28, 1980
Applicant:
Inventors:
Elwin H Fleckenstein, Alden, NY (US);
Walter N Welsch, Tonawanda, NY (US);
Assignee:
Dynabrade, Inc., Tonawanda, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B / ; B24B / ;
U.S. Cl.
CPC ...
5117 / ; 51273 ;
Abstract
A belt grinder having a casing, a drive pulley supported in the casing, a contact pulley mounted on an arm extending from a forward opening in the casing, and endless belt trained about the pulleys, a pneumatic motor housing projecting into the casing, passages in the housing communicating with an annular chamber in the casing, and a fitting secured to the housing having an exhaust passage in communication with the interior thereof, a nozzle member located in the exhaust passage and a slotted passageway communicating with the annular chamber and with the outer periphery of the nozzle member.