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US Patent: 2,754,881
Bending Machines
Patentee:
Ralph M. Shaw, Jr. (exact or similar names) - Edgewater Park, Burlington County, NJ

USPTO Classifications:
72/154, 72/155, 72/217

Tool Categories:
metalworking machines : metal bending machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Oct. 01, 1954
Granted: Jul. 17, 1956

Patent Pictures: [ 1 | 2 | 3 ]
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Description:
Abstract:

My invention has for its chief aim, the provision of simple, rugged and reliable machine by which one or more bends of different shapes and curvatures can be made in work pieces of the kind above mentioned quickly and accurately with minimum consumption of power.

Claim:

In a bending machine, a rotary support; a die element eccentrically mounted on the support; a holding means on the support adjacent the die element for engaging one end of a work piece to be bent; a second ident-tical rotary support coplanar with the first mentioned support; a rotary cam element eccentrically mounted on the second support to cooperate in the bending with the die element on the first mentioned support; means for rotating the two supports in the same direction and at the same speed; a stationary gear wheel coaxial with the second support; and a pinion carried by the second support and in mesh with the stationary gear through which the cam element is turned substantially through a complete revolution during the time of its cooperation with the die element on the first support.

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