Metal deforming – By deflecting successively-presented portions of work during... – By use of work-contacting wiper and moving – work-holding form
Patent
1996-03-05
1999-01-26
Larson, Lowell A.
Metal deforming
By deflecting successively-presented portions of work during...
By use of work-contacting wiper and moving, work-holding form
72 201, 72155, B21D 704, B21B 3708
Patent
active
058626972
ABSTRACT:
A tube bending apparatus, comprising a tube holding mechanism; a first head member for substantially preventing lateral movement of a first portion of the tube; a unit for translating the tube along its longitudinal axis so as to be substantially adjacent the first head member; a unit for rotating the tube about its longitudinal axis; a bend arm member which is pivotally connected to the first head member; a drive mechanism for rotating the bend arm member so as to contact the tube for bending thereof; and wherein the drive mechanism comprises an electric motor and associated gearing for directly coupling the motor to the bend arm member.
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Butler Rodney
Esser William F.
Larson Lowell A.
Weiner Irving M.
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