Patents by Inventor Peter K. Le Leivre

Peter K. Le Leivre 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).

  • Dishwasher
    Patent number: 5193562
    Abstract: The present invention discloses a sink mounted dishwasher having a closure mechanism (41, 140) in the drain (15) of the sink (2). An hydraulic control system (FIG. 6) for such a dishwasher is also disclosed together with an hydraulically operated liquid detergent dispenser (47, FIG. 7). The preferred form of hydraulic fluid is liquid rinse aid. Two forms of spray arm (28, 128) are also disclosed, each with a structure (20) which enables the spray arm to be removably and rotatably mounted within the sink.
    Type: Grant
    Filed: October 25, 1990
    Date of Patent: March 16, 1993
    Assignee: McIlwraith-Davey Pty Ltd.
    Inventors: Ralph A. Rigby, Bryan H. Marshall, Peter K. Le Leivre, Stuart A. Morley