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:
Dec. 11, 1990
Filed:
Sep. 20, 1989
Applicant:
Inventor:
Alexander I Wilson, Sheffield, GB;
Assignee:
Ian Wilson Technology Limited, Sheffield, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ; B21D / ;
U.S. Cl.
CPC ...
72 21 ; 72413 ;
Abstract
A leaf spring shaping machine including upper and lower spring forming elements one of which is constituted by a plurality of closely spaced abutment members, and a mechanism for adjusting and constantly monitoring the positions of said abutment members individually in order to adjust and maintain the effective shape of the one spring forming element. The other of the spring forming elements may be constituted by a pair of arms pivotally connected together and extending outwards from a vertically movable seat clamp which together with a fixed block forms a workpiece clamping arrangement.