US PATENT SUBCLASS 600 / 149
.~.~.~ With wire tension control (e.g., slack absorbing)

Current as of: June, 1999
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600 /   HD   SURGERY

101  DF  ENDOSCOPE {29}
139  DF  .~ Having flexible tube structure {6}
146  DF  .~.~ With bending control means {6}
149.~.~.~ With wire tension control (e.g., slack absorbing)

DEFINITION

Classification: 600/149

With control wire tension control (e.g., slack absorbing):

(under subclass 146) Subject matter wherein the bending mechanism is operated by plural, differentially displaced

cables which are alternatingly retracted to bend or unbend the endoscope and which are provided with strain regulating means which either reduces strain on the cables to prevent over-stretching the cables or places strain on the cables to eliminate slack caused by excess cable.