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US Patent: 2,028,869
Bending Brake
Patentee:
John Jensen (exact or similar names) - Rockford, Winnebago County, IL

USPTO Classifications:
72/319

Tool Categories:
metalworking machines : sheet metal : sheet metal brakes
metalworking machines : sheet metal : sheet metal bending machines

Assignees:
Whitney Metal Tool Co. - Rockford, Winnebago County, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 05, 1933
Granted: Jan. 28, 1936

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Roper-Whitney Co.
Description:
Claim:

A bending brake comprising, in combination, a framework, a platen fixedly supported by said framework and providing a continuous bending edge for the bending of plane sheets, fingers adapted to be carried by said platen to provide a discontinuous bending cdge for the bending of boxes, a bed guided for vertical movement by said framework, an apron hingedly connected co to said bed and swingable to effect the bending, and a lever mechanism connected between said framework and said bed adjustable to support the same either in a position to cooperate with said fingers when attached or in a position to cooperate with said platen when the fingers are detached and operable with said bed in either position to move the same to clamp or release a sheet of metal between the bed and the bending edge with which it cooperates.

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