bionic hand thumb

bionic hand thumb

  • CN 204,274,727 U
  • Filed: 11/26/2014
  • Issued: 04/22/2015
  • Est. Priority Date: 11/26/2014
  • Status: Active Grant
First Claim
Patent Images

1. a bionic hand thumb, by thumb top (1), in the middle part of thumb (2), thumb bottom (3), worm gear seat (4), rotating seat (5), rotating shaft (6), nylon cushion (7), worm gear (8), worm screw (9), motor contact (10), motor reducer (11) forms, thumb top (1) is thumb finger tip, in the middle part of thumb, (2) are electric machine casing, thumb top (1), connect respectively by screw between (2) and thumb bottom (3) in the middle part of thumb, adopt interference fits between (2) and thumb bottom (3) in the middle part of thumb and make both female coaxial, it is characterized in that:

  • described motor reducer (11) output shaft is connected with worm screw (9) by motor contact (10), worm gear (8) is connected by worm-wheel shaft with thumb bottom (3), worm screw case, motor reducer (11) drives worm screw (9) and worm gear (8) engagement, worm screw (9) is circled around worm-wheel shaft, thus drives thumb to rotate around worm-wheel shaft.

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