4. Work holders
  5. Relatively movable jaws
  6. Means to actuate jaw

Douglas D. Colby

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Amplified hold-down clamp

Work holders – Relatively movable jaws – Means to actuate jaw
Patent

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Cylinder lock

Expansible chamber devices – Working member moves load and latching means for load
Reexamination Certificate

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Hook pin unit having weld slag protection

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

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Locking power clamp

Closure fasteners – Bolts – Hooked end
Reexamination Certificate

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Power clamp

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

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Profile ID: LFUS-PAI-P-1280202

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