Metal deforming – With means to drive tool – Including pneumatic- or fluid-actuated tool support
Patent
1985-03-25
1986-08-12
Larson, Lowell A.
Metal deforming
With means to drive tool
Including pneumatic- or fluid-actuated tool support
72410, 72416, 72 30, B21J 918
Patent
active
046048901
ABSTRACT:
A compression tool comprises a tool head and a pair of dies mounted in the tool head for compressingly, surroundingly engaging a generally tubular workpiece. The dies define a minimum opening and a maximum opening therebetween for accommodating workpieces over a corresponding range of sizes. A fluid operated drive urges the dies inwardly to compress the workpiece and a fluid pressure control is provided for controllably varying the maximum pressure of the fluid supplied to the fluid operated drive in accordance with the size of a workpiece to be compressed.
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Jones David B.
Larson Lowell A.
Teledyne Penn-Union
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