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:
May. 24, 2011
Filed:
Oct. 30, 2006
Applicants:
Amir Nemenoff, Carcom, IL;
Efraim Maayan, Galil Elion I, IL;
Yoel Hadar, Kiryat Shmona, IL;
Inventors:
Assignee:
Habonim Industrial Valves & Actuators Ltd., D.N. Galil Elion, IL;
Primary Examiner:
Int. Cl.
CPC ...
F15B 13/042 (2006.01);
U.S. Cl.
CPC ...
Abstract
Actuator controller comprising a body () with an inlet port () coupled to a source of pressurized fluid and in flow communication with primary and secondary spool bores (); primary and secondary spools (); first and second cross flow ports () communicating said primary and secondary spool bores, compression and expansion outlet ports () for applying pressurized fluid to a return-biased actuator (); and a venting outlet port (); wherein return action of the working piston of the actuator is facilitated with aid of pressurized fluid already gained in the system.