Patents Assigned to Dowell Australia Limited
  • Patent number: 5390516
    Abstract: A lock or catch (10) is shown for a sliding door or window. The lock has a tongue (13) which can pivot to engage or disengage with a fixed frame part of a frame in which the door or window can slide. The lock has two buttons (16,17) which are respectively operable to move a lock (20,21,23,25,31) so the tongue (13) is moved to a first position (such as an unlocked condition) and to a second position (such as a locked condition).A cylinder lock (not shown) can be used to lock the lock and therefore the tongue (13) in a locked condition.
    Type: Grant
    Filed: February 19, 1993
    Date of Patent: February 21, 1995
    Assignee: Dowell Australia Limited
    Inventor: Michael Alchin
  • Patent number: 5369969
    Abstract: A door handle and lock body housing combination is provided. The lock body housing (1) has a rectangular shaped base configuration (5) which has a length approximately equal to the length of a handle (3) which extends therefrom in a direction generally parallel to the planar base (5). The height and width of the lock body housing (1) is sufficient to wholly accommodate a lock barrel (7) which extends from a front face of the housing (1). The handle (3) is generally "D"-shaped and wherein there is a greater distance behind the handle to the bottom of the planar base (5) at a central region (45) of the handle (3) than at the outer end regions (49) of the handle (3).
    Type: Grant
    Filed: February 17, 1993
    Date of Patent: December 6, 1994
    Assignee: Dowell Australia Limited
    Inventors: Christopher D. Sassella, Gerrard Mussett, Paul Taylor
  • Patent number: 4934163
    Abstract: A combination lock for a panel and a frame is provided. The panel and the frame are such that the panel can move relative to the frame and the combination lock is such that it can lock the panel relative to the frame. The panel has a toggle extending therefrom and the lock releasably prevents the toggle from moving so as to inhibit opening of the panel. The panel is a sliding panel such as a glass door or window.
    Type: Grant
    Filed: August 8, 1989
    Date of Patent: June 19, 1990
    Assignee: Dowell Australia Limited
    Inventor: Christopher D. Sassella
  • Patent number: 4876864
    Abstract: A combination lock for a panel and a frame is provided. The panel and the frame are such that the panel can move relative to the frame and the combination lock is such that it can lock the panel relative to the frame. The panel has an arm member extending therefrom and the lock releasably prevents the arm member from moving so as to inhibit opening of the panel. In one embodiment the panel can be a swing-out type window. In another embodiment it can be a sliding panel such as a glass door or window.
    Type: Grant
    Filed: May 6, 1988
    Date of Patent: October 31, 1989
    Assignee: Dowell Australia Limited
    Inventor: Christopher D. Sassella
  • Patent number: D306078
    Type: Grant
    Filed: August 4, 1987
    Date of Patent: February 13, 1990
    Assignee: Dowell Australia Limited
    Inventor: John Whitney
  • Patent number: D306079
    Type: Grant
    Filed: August 4, 1987
    Date of Patent: February 13, 1990
    Assignee: Dowell Australia Limited
    Inventor: John Whitney
  • Patent number: D306080
    Type: Grant
    Filed: August 4, 1987
    Date of Patent: February 13, 1990
    Assignee: Dowell Australia Limited
    Inventor: John Whitney
  • Patent number: D306081
    Type: Grant
    Filed: August 4, 1987
    Date of Patent: February 13, 1990
    Assignee: Dowell Australia Limited
    Inventor: John Whitney
  • Patent number: D313478
    Type: Grant
    Filed: August 10, 1987
    Date of Patent: January 1, 1991
    Assignee: Dowell Australia Limited
    Inventor: John Whitney
  • Patent number: D313858
    Type: Grant
    Filed: August 4, 1987
    Date of Patent: January 15, 1991
    Assignee: Dowell Australia Limited
    Inventor: John Whitney