1
Raymond A Lia, Allan I Krauter: Self-adjusting steering mechanism for borescope, endoscope, or guide tube. Welch Allyn, Wall and Roehrig, August 9, 1988: US04762118 (71 worldwide citation)


In a cable-steerable endoscope, borescope, or guide tube in which opposing cables are displaced to deflect the tip of the instrument, a self-adjusting mechanism in the control section ensures that a maximal differential force and a minimal total force is applied to the two steering cables. The self- ...


2
Lia Raymond A, Krauter Allan I: Self-adjusting steering mechanism for borescope, endoscope, or guide tube.. Welch Allyn, February 1, 1989: EP0301982-A2 (2 worldwide citation)


In a cable-steerable endoscope, borescope, or guide tube in which opposing cables (34, 36) are displaced to deflect the tip of the instrument, a self-adjusting mechanism in the control section ensures that a maximal differential force and a minimal total force is applied to the two steering cables ( ...



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