Patents by Inventor Alan Roy Whitelaw

Alan Roy Whitelaw 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).

  • Patent number: 4009915
    Abstract: Dispensing and storage equipment which may be mobile for crockery, trays and glassware including a compact cabinet or supporting frame housing or supporting a support platform and a counterbalancing spring or springs, the support platform being mounted for movement between a fully loaded position at the base of the cabinet or frame and an unloaded position at the top of the cabinet or frame, stored articles being removeable from the stack at a convenient height. The counterbalancing spring or springs work in tension and have a deflection of no more than half the amplitude of movement of the support plate, the plate being guided on a guide shaft and bearing support. A well is provided in the floor of the cabinet or frame to accommodate supporting members of the plate and the bearing support when in the fully loaded position to allow maximum utilization of the available space in the equipment. The support plate may be supported as a cantilever as well as simply supported.
    Type: Grant
    Filed: October 15, 1974
    Date of Patent: March 1, 1977
    Inventors: Alan Roy Whitelaw, Henry Alfred Jennings