Frank R Watson 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).
Abstract: A fail-safe electromagnetic linkage has a support device for a valve head, and an actuator component actuable by an actuator. The support device is coupled to the actuator component while power is supplied to the electromagnet and decoupled from the actuator component while power is not supplied to the electromagnet. The assembly further comprises a return mechanism configured to drive the support device relative to the actuator component if power is not supplied to the electromagnet.
Type:
Grant
Filed:
October 18, 2007
Date of Patent:
November 13, 2012
Assignee:
Rolls-Royce PLC
Inventors:
Matthew L Strange, Frank R Watson, Robert A Barker, Neil R Horn, Adrian J Miller
Abstract: A fail-safe electromagnetic linkage has a support device for a valve head, and an actuator component actuable by an actuator. The support device is coupled to the actuator component whilst power is supplied to the electromagnet and decoupled from the actuator component whilst power is not supplied to the electromagnet. The assembly further comprises a return mechanism configured to drive the support device relative to the actuator component if power is not supplied to the electromagnet.
Type:
Application
Filed:
October 18, 2007
Publication date:
June 3, 2010
Applicant:
ROLLS-ROYCE PLC
Inventors:
Matthew L. Strange, Frank R. Watson, Robert A. Barker, Neil R. Horn, Adrian J. Miller
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