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:
May. 09, 2000
Filed:
Mar. 04, 1999
Applicant:
Inventor:
Ronald E Prater, Rochester, MI (US);
Assignee:
Koppy Corporation, Orion, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23P / ;
U.S. Cl.
CPC ...
29558 ; 298972 ; 192 70 ; 192 702 ; 403359 ; 74431 ; 228176 ; 72353 ;
Abstract
A clutch drum is formed from a single piece of material. The clutch drum includes an inner surface having a plurality of spline portions interspersed with inner wall spaces. Each spline portion includes at least one slot to form at least one snap ring groove within the clutch drum. The outer surface of the clutch drum is smooth and continuous and adapted to receive a brake band. The clutch drum does not include any perforations or breaks through the single piece of material forming the cylindrical portion of the clutch drum.