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My, How time fly's!

Ed Valentine

Well-Known Member
Oct 8, 2008
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Michigan, USA
cross-american.com
Real Name
Ed Valentine
Business Location
United States
Here's some industry history my son just sent to me:

Patents by Inventor Edward R. Valentine

Edward R. Valentine 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).

  • Vacuum power booster with automatic waste liquid discharge for a water vacuum extraction apparatus

    Patent number: 4800612

    Abstract: A vacuum power booster with automatic waste liquid discharge for a water vacuum extraction apparatus. A first vacuum source is coupled to a first waste liquid storage tank in a main housing, typically vehicle mounted. A second, auxilliary vacuum source is mounted in a mobile housing remotely located from the first housing which contains a second auxilliary waste liquid storage tank. A vacuum pickup implement is coupled to the mobile waste liquid storage tank for extracting and transmitting dirty liquid from the surface being cleaned to the second waste liquid storage tank. The liquid in the second waste liquid storage tank is automatically discharged and transmitted to the first waste liquid storage tank when the level of such liquid reaches a predetermined height or level within the second waste liquid storage tank.

    Type: Grant

    Filed: November 23, 1987

    Date of Patent: January 31, 1989

    Assignee: Cross American Corporation

    Inventor: Edward R. Valentine