Patents by Inventor David Macallister Walker

David Macallister Walker 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: 5678734
    Abstract: An instant hot water dispenser comprises a storage tank for containing a reservoir of hot water, heating means for maintaining the hot water at a predetermined temperature, a selectively operable discharge means associated with the tank having an outlet for connection with a remote discharge nozzle. The discharge means when operated is arranged to feed water from the reservoir through said outlet to the discharge nozzle, the dispenser being arranged to permit water to drain from the discharge nozzle into the reservoir when the discharge means is not operated. The discharge means is located relative to the tank such that water contained within the discharge means when not operated is maintained at said predetermined temperature.
    Type: Grant
    Filed: October 25, 1995
    Date of Patent: October 21, 1997
    Inventor: David Macallister Walker