Patents by Inventor Charles Bost

Charles Bost 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).

  • Control system for environmental apparatus
    Patent number: 4232819
    Abstract: A switching system for controlling operation of conventional environmental apparatus of the type having an electrical connection adapted to be coupled with a supply of electrical current includes a switching circuit in a first housing for making and breaking a circuit connection between the connection and the current supplied, and a control circuit electrically coupling a magnetic detector with the switching circuit in order to operate the switching circuit to alternatively make and break the circuit connection between the power cord and the current supply responsive to detection of a magnetic element.
    Type: Grant
    Filed: July 10, 1978
    Date of Patent: November 11, 1980
    Assignee: Sentry Controls, Inc.
    Inventor: Charles Bost