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:
Jul. 28, 1981
Filed:
May. 25, 1979
Applicant:
Inventor:
Alexander I Wilson, Sheffield, GB;
Assignee:
Hille Engineering Company Limited, Sheffield, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21B / ; B21B / ;
U.S. Cl.
CPC ...
72 21 ; 72240 ;
Abstract
A taper-rolling machine comprises a four-high rolling mill having driven work rolls and means for adjusting one work roll and its back-up roll relative to the other work roll; a drawbar reciprocable relative to the rolling mill for drawing a blank through the mill; a mechanism for adjusting the adjustable work roll and back-up roll according to the position of the drawbar to effect taper rolling; and edger rolls acting on the blank to control the widthwise spread of the blank during rolling by the rolling mill.