FORCE UNIT FOR METAL WORKING

A force unit that may be readily employed to develop a pulling force for physically shaping, or molding, a work piece by bending, is disclosed. The force unit includes a power member which is physically moved by a hydraulically operated ram for the purpose of retracting a load chain or cable that is...

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1. Verfasser: HAGERTY W,US
Format: Patent
Sprache:eng
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