Patents by Inventor Edward C. Tremayne

Edward C. Tremayne 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: 4440366
    Abstract: A parachute control apparatus for enabling control of an unmanned slave parachute from a manned simultaneously descending parachute is described. The apparatus includes two hand held master controllers each comprising a body and a thumb operable reciprocating plunger. The plunger is coupled to a potentiometer to provide proportional control. The parachutist carries a radio transmitter including an encoder responsive to the plunger movements and an antenna. A control signal receiver is attached to the load carried by the slave parachute and includes a receiving antenna and signal decoder operative to provide drive signals for a slave parachute control line drive. The drive includes a servo system, electric motors, gearboxes and winches for operating the slave parachute control lines.
    Type: Grant
    Filed: November 3, 1981
    Date of Patent: April 3, 1984
    Assignee: Commonwealth of Australia
    Inventors: Arthur A. Keeler, William M. Rice, Edward C. Tremayne