Patents Assigned to Durham Industries, Inc.
  • Patent number: 4306374
    Abstract: An electrical safety plug having two prongs receivable in a complementary socket having two terminal holes, the plug and socket combination being polarized so that the relationship between the prongs and terminals is non-reversible. The plug body has integral therewith a safety tab so positioned that when the plug is correctly inserted in the socket, the tab lies under the body of the socket. The tab blocks insertion when the user seeks to make an incorrect insertion in the complementary socket or in the event the user tries to plug into any other socket.
    Type: Grant
    Filed: October 29, 1979
    Date of Patent: December 22, 1981
    Assignee: Durham Industries, Inc.
    Inventor: Raymond Wharrie
  • Patent number: 4164319
    Abstract: A toy cash register for displaying sales amount indicia including a plurality of corresponding indicia legs, which when manipulated cause a sales amount indicia display to be shown at the top of the register. The actuation mechanism for translating the above manipulation into a display includes a lower leg portion for each leg which defines a pawl mateable with a corresponding rotatable holding cam, each holding cam defining a cam opening for mating with the pawl. A spring biases the holding cam in a clockwise rotational direction and each such cam controls motion of a display indicia arm connected to a sales amount indicia display.
    Type: Grant
    Filed: August 28, 1978
    Date of Patent: August 14, 1979
    Assignee: Durham Industries, Inc.
    Inventor: Ira Wallach
  • Patent number: 4068403
    Abstract: An animated toy includes a hollow base which supports a hollow upright animal figure communicating with the base and having a pair of swingable arms. A housing communicates with and is located on the base in front of the figure and has a top slot through which housing located panels are vertically slidable and on which a compartment member carrying receptacle is separably coupled. A plurality of levers are housed in the base and have exposed buttons. A lever is coupled to each arm and a lever is coupled to each panel to individually swing the arms and raise and lower the panels. One of the arms carries a magnet for lifting magnetic pieces from the compartment member as well as retaining a cover cloth by a metal bar secured within a fold of the cloth to hide from view the movement of the panels. A water reservoir and lever operated pump are housed in the base, the pump outlet being connected to a nozzle on the figure. A retractable wand is carried by one of the figure arms.
    Type: Grant
    Filed: November 12, 1976
    Date of Patent: January 17, 1978
    Assignee: Durham Industries, Inc.
    Inventor: Hal Weiser
  • Patent number: D244399
    Type: Grant
    Filed: May 29, 1975
    Date of Patent: May 17, 1977
    Assignee: Durham Industries, Inc.
    Inventor: P. W. Chiu