4. Electric heating
  5. Metal heating
  6. By arc

W. A. Whitney Corp.

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Apparatus for changing the tools of a punch press

Metal working – Plural diverse manufacturing apparatus including means for... – Common reciprocating support for spaced tools
Patent

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Combined punch press and cutting torch with workpiece supporting

Metal working – Plural diverse manufacturing apparatus including means for... – Separate tool stations for selective or successive operation...
Patent

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Hole forming machine with adjustable work clamps

Work holders – With fluid means – Cylinder-piston means in series with additional positioning...
Patent

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Lifting hand for a punch press tool changer

Metal working – Plural diverse manufacturing apparatus including means for... – Common reciprocating support for spaced tools
Patent

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Machine for punching and shearing angle iron and flat stock

Cutting – Tool engages work during dwell of intermittent workfeed – Work fed successively to plural tools
Patent

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Profile ID: LFUS-PAI-P-945679

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