Patents by Inventor Mark B. Eenigenburg

Mark B. Eenigenburg 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).

  • Publication number: 20030155777
    Abstract: A sash lock (10) for a sash window assembly (12) is provided. The sash window assembly (12) includes an upper sash window (14) and a lower sash window (16), each of the sash windows (14), (16) mounted within opposed guide rails (18) on a master frame (20), wherein at least one of the sash windows (14), (16) is slidable within the frame (20) relative to the other sash window (14), (16). The sash lock (10) of the present invention includes a keeper (22) adapted for mounting on one of the sash windows (14), (16). The keeper (22) includes a keeper surface. The sash lock (10) also includes a locking assembly (24) adapted for mounting on the other of the sash windows (14), (16). The locking assembly (24) comprises a housing (30) having an aperture (33), an actuator arm (32) rotatable between an unlocked position and a locked position and a cam (34) having a cam surface (40) for engaging the keeper surface.
    Type: Application
    Filed: January 27, 2003
    Publication date: August 21, 2003
    Inventors: Vincent F. Eslick, Mark B. Eenigenburg
  • Publication number: 20030110699
    Abstract: An integrated tilt/sash lock assembly for a sash window is disclosed. The sash window assembly has an upper sash window and a lower sash window slideable within a master frame, the integrated assembly has a keeper adapted to be connected to the upper sash window. A rotor assembly is adapted to be supported by the lower sash window, the rotor assembly having a rotor connected to a spool. A latch bolt is adapted to be supported by the lower sash window and is adapted to engage the master frame. A connector has a first end connected to the spool and a second end connected to the latch bolt. An actuator is connected to the rotor assembly. The actuator has a locked position wherein the rotor engages the keeper. The actuator is moveable to an unlocked position wherein the rotor assembly is disengaged from the keeper, and is further moveable to a tiltable position wherein the connector retracts the latch bolt from the master frame.
    Type: Application
    Filed: November 7, 2002
    Publication date: June 19, 2003
    Inventors: Mark B. Eenigenburg, Dean Pettit, Aaron Eiger, Scott Rote, Scott Zeeb
  • Publication number: 20030084614
    Abstract: An integrated sash lock and tilt latch assembly for a sash window is disclosed. The integrated assembly comprises a handle movable among a first, a second and a third position to adjust the assembly among a respective locked, unlocked and tiltable position. The integrated assembly further comprises a rotor coupled to the handle and comprising a locking cam and the rotor. The integrated assembly further has a pawl operably associated with the handle and abuttingly engages the rotor. The assembly also has a keeper adapted to receives at least a portion of the locking cam and a latch bolt adapted to be slidably disposed in a sash window. A connector is also provided which has a first end and an opposed second end. The first end of the connector is coupled to the latch bolt and the second end of the connector operably engages the appending member of the pawl. The assembly also has a spring for biasing the latch bolt towards one of the guide rails.
    Type: Application
    Filed: November 7, 2002
    Publication date: May 8, 2003
    Inventors: Dean Pettit, Mark B. Eenigenburg, Mark V. Murphy