Door Ajar Fasteners Patents (Class 109/60)
  • Patent number: 10094153
    Abstract: Apparatuses and methods for securing a door. The apparatuses include a door clamp having a stop, a base, a jamb bracket, and a fastener and are used to clamp a door to prevent opening of the door.
    Type: Grant
    Filed: October 29, 2014
    Date of Patent: October 9, 2018
    Inventor: J. Robert Ploskunak
  • Patent number: 4520736
    Abstract: A lightweight safe having an unique door mechanism is disclosed. The lightweight safe has a front opening with a recessed door frame to accommodate a recessed door having dead-bolts which are positioned behind one edge of the door frame when the door is in a closed position and movable locking bolts which may be locked behind an opposed edge of the door frame when the door is in a locked condition. The opening mechanism involves the use of a locking shaft having a pair of roll pins which interact with a handle lever to provide a smooth acting opening mechanism and to provide shear means in the event the handle of the safe is forced when the safe is in a locked condition.
    Type: Grant
    Filed: May 6, 1983
    Date of Patent: June 4, 1985
    Assignee: Thomas A. James
    Inventors: Gaius P. Crosby, Thomas A. James
  • Patent number: 4404916
    Abstract: A multiple entry closure for a safe or vault wherein said closure includes a hinged door mounted in the safe or vault and having a locking means to maintain the door in a closed position. The hinged door is positioned whereby it is co-planar with the surroundings when installed. The door is of a periphery less than the surface into which it is mounted. A lift-out door having a door locking means is mounted in said hinged door and is of a lesser peripheral area than said hinged door. Said lift-out door requiring removal to obtain access to said door locking means and limited access to the interior of said safe or vault. The said hinged door when closed limits full access to the interior of said safe or vault until unlocked and hinged outwardly of said safe or vault.
    Type: Grant
    Filed: December 22, 1980
    Date of Patent: September 20, 1983
    Assignee: Ingram Security Inc.
    Inventor: Bert M. Ingram