4. Tools
  5. Wrench, screwdriver, or driver therefor
  6. Responsive to torque on work

Fred F. Ruland

Inventor

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Clamp collar assembly

Joints and connections – Split end with laterally movable opposed portions – With separate force-applying means
Patent

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Torque wrench

Tools – Wrench – screwdriver – or driver therefor – Responsive to torque on work
Patent

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Torque wrench with amplifying gauge

Tools – Wrench – screwdriver – or driver therefor – Responsive to torque on work
Patent

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Profile ID: LFUS-PAI-P-179470

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