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.

Date of Patent:
Jun. 28, 1983

Filed:

Nov. 18, 1980
Applicant:
Inventor:

Eugene H Van Cleave, Orchard Lake, MI (US);

Assignee:

Van Mark Products Corporation, Farmington Hills, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ;
U.S. Cl.
CPC ...
72319 ; 72461 ; 269304 ;
Abstract

A sheet material bending brake of enhanced clamping and bending capacity, by virtue of reinforcing members which both limit the extent of insertion of sheet material into the brake and which support the brake against distortion under heavy clamping and bending loads. The brake includes a plurality of parallel 'C' castings extending normally to a bending plane, the castings having clamping and bending means located at their cantilevered ends. Adjustable reinforcing elements engage horizontal surfaces of the castings and project across the throats of the castings to retain the casting legs against separation under excess clamping and bending loads imposed thereon and to limit the distance to which the sheet material can be inserted into the castings.


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