Patents Assigned to Heine Optotechnik GmbH & Co. KG
  • Endoscope housing cover hinge construction utilizing a spring, ball and bore arrangement in combination with a hinge pin
    Patent number: 4211215
    Abstract: The invention discloses an endoscope, and particularly a rectoscope, having an improved means of securing a cover to the head housing of the endoscope using a releasable hinge. In a preferred embodiment a pin removably located in a bore forms the hinge for the cover connection.
    Type: Grant
    Filed: July 18, 1978
    Date of Patent: July 8, 1980
    Assignee: Heine Optotechnik GmbH & Co. KG
    Inventors: Helmut A. Heine, Helmut W. Rosenbusch, Otto H. Schmidt
  • Opthalmoscope examination pattern having light transmissive fixation point
    Patent number: 4196980
    Abstract: The present application discloses an examination pattern for use in conjunction with ophthalmoscopes which provides a light transmissive opening at the pattern center to act as a reference point in the examination of the eye.
    Type: Grant
    Filed: May 26, 1978
    Date of Patent: April 8, 1980
    Assignees: Propper Manufacturing Co., Inc., Heine Optotechnik GmbH & Co. KG
    Inventor: Helmut A. Heine
  • Illumination system for indirect ophthalmoscope
    Patent number: 4166677
    Abstract: The invention relates to a lighting appliance for generating a light beam for indirect ophthalmoscopy which appliance comprises a housing with a beam outlet aperture through which the beam leaves the housing and first and second means in the housing to respectively modify the color characteristics and the cross-section of the beam leaving the aperture. An externally accessible operating element is provided on the housing which can be independently adjusted to selectively control the first and second means.
    Type: Grant
    Filed: August 15, 1977
    Date of Patent: September 4, 1979
    Assignees: Propper Manufacturing Co., Inc., Heine Optotechnik GmbH & Co. KG
    Inventors: Helmut A. Heine, Helmut Rosenbusch