Patents by Inventor Ricky Robert Ruschke

Ricky Robert Ruschke 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).

  • Fluid infusion pump
    Patent number: 4038983
    Abstract: A flow system for infusing a fluid such as blood from a storage reservoir into the human body includes a hand-operated pump for increasing the flow rate of the fluid through the system when required. The pump includes a duckbill-type valve assembly user-conditionable to an open position wherein fluid can pass freely through the valve and air trapped in the housing of the pump can be purged upline to the reservoir, and to a closed position wherein reverse flow of fluid in the system is prevented during operation of the pump.
    Type: Grant
    Filed: January 26, 1976
    Date of Patent: August 2, 1977
    Assignee: Baxter Travenol Laboratories, Inc.
    Inventors: Herbert Mittleman, Ricky Robert Ruschke