The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 29, 2015
Filed:
Jun. 11, 2013
Applicant:
Hamilton Sundstrand Corporation, Windsor Locks, CT (US);
Inventors:
John M. Maljanian, Farmington, CT (US);
Bruce R. Schroeder, Agawam, MA (US);
Assignee:
Hamilton Sundstrand Corporation, Windsor Locks, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 31/124 (2006.01); F16K 31/42 (2006.01); G05D 7/01 (2006.01); G05D 16/10 (2006.01);
U.S. Cl.
CPC ...
F16K 31/124 (2013.01); F16K 31/42 (2013.01); G05D 7/0153 (2013.01); G05D 7/0186 (2013.01); G05D 16/106 (2013.01); Y10T 137/7761 (2013.01); Y10T 137/7764 (2013.01);
Abstract
An airflow control system for controlling pressure and flow through a flow passage with an upstream portion and a downstream portion includes a valve actuator which receives electrical signals to control the opening and closing of the valve that is configured and arranged such that the system may operate in the event of loss of power.