Patents by Inventor Hendrik T. van der Heide

Hendrik T. van der Heide has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Manipulator assembly for an endoscope
    Patent number: 5388568
    Abstract: A manipulator assembly for an endoscope includes a housing for a pair of control cables, first and second gear members disposed for rotation within the housing, and an endless toothed belt member coursed about such gear members and connected to the control cables. A control knob is provided for rotating the first gear member and a stepping assembly engages the second gear member for effecting a stepwise movement of the endless belt. The stepping assembly includes a knurled disc coupled to the second gear member and a resilient element engaging the knurled disc. A control element is provided outside of the housing for disengaging the stepping assembly. The control element includes a cam disc for disengaging the resilient element from the knurled disc.
    Type: Grant
    Filed: March 8, 1993
    Date of Patent: February 14, 1995
    Assignee: B.V. Optische Industrie "De Oude Delft"
    Inventor: Hendrik T. van der Heide