Patents by Inventor by Richard C. Thompson, executor

by Richard C. Thompson, executor 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: 4627573
    Abstract: A pressure compensating flow control device includes a generally elongated, collapsible tubular body of flexible material such as silicone rubber having a teardrop shaped inlet orifice for extending into a high pressure supply line, an outlet end for distributing a flow of liquid with the inlet orifice and tubular body collapsible in response to pressure to maintain a generally predetermined uniform flow rate over a predetermined pressure range. The inlet end of the tubular member tapers down to a reduced teardrop inlet orifice with the outlet opening in one embodiment comprising a crescent shaped slit in the wall of the tube.
    Type: Grant
    Filed: February 17, 1984
    Date of Patent: December 9, 1986
    Assignee: Havens International
    Inventors: Glenn G. Havens, deceased, by Richard C. Thompson, executor