Spring And Lever Patents (Class 16/65)
  • Door check and closure device
    Patent number: 4048695
    Abstract: This invention relates to a door closer and holder having a longitudinally movable rod containing a niche which rests against a stop plate to hold the door in an open position. A rotating cam is positioned adjacent the niche in the rod so that further movement of the rod in a longitudinal matter rotates the cam causing the rod to ride over and bypass the stop plate allowing the door to close.
    Type: Grant
    Filed: November 20, 1975
    Date of Patent: September 20, 1977
    Inventors: Otto H. Juilfs, Donald R. Juilfs