Patents by Inventor Ray V. Bussell

Ray V. Bussell 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).

  • Lockable regulatory valve
    Patent number: 4140297
    Abstract: An adjustable flowmeter regulatory valve lockability device, for adjustably locking a fixed maximum flow-rate setting or position of a valve, and effectively concealing its adjustability nature providing that a user may conveniently vary the flow-rate only up to pre-set maximum flow rate, but permitting a supplier, by tools and special know-how, to pre-set or lock the device to permit whatever pre-selected maximum flow-rate has been specified.
    Type: Grant
    Filed: October 15, 1976
    Date of Patent: February 20, 1979
    Inventor: Ray V. Bussell