Manual screw clamping device

Manual screw clamping device

  • CN 1,133,222 A
  • Filed: 06/06/1994
  • Published: 10/16/1996
  • Est. Priority Date: 06/07/1993
  • Status: Abandoned Application
First Claim
Patent Images

1. manual screw clamping device comprises:

  • First and second clamping plate;

    A pair of screw rod respectively has a handle that rotates by hand on it;

    A pair of first connector that is contained on first clamping plate is in order to be connected with screw rod;

    A pair of the unclamped connector that is contained on second clamping plate, in order to being connected with screw rod, described unclamp connector respectively have a threaded portion can with corresponding screw engages and have one slidably part by the slidable size of respective threaded rod is made.A driving element movably is installed on second clamping plate, and can unclamp connector and all be connected with two, and described driving element can move between the position of engagement and released position;

    Wherein during the position of engagement, two threaded portions all with corresponding screw engages, can make second clamping plate along screw motion with the hand-screw fixed handle;

    And during the released position, two threaded portions are all thrown off from corresponding screw engages, need not the turn screw rod, but screw rod just free skating cross slidably part.

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