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:
Jan. 08, 2019
Filed:
Aug. 04, 2015
Smc Corporation, Chiyoda-ku, JP;
SMC CORPORATION, Chiyoda-ku, JP;
Abstract
[Object] To provide a compact, rationally designed, dual 4-port electromagnetic valve that is an electromagnetic valve having functions of two 4-port valves. [Solution] A dual 4-port electromagnetic valve includes two spools () slidable independently of each other in a valve hole (); two pilot valves () that drive the two spools, respectively; a main supply port (P) that communicates with the valve hole () at a position where the two spools face each other; first and second output ports (A, A) that communicate with the valve hole () on two respective sides of the main supply port (P), first and second discharge ports (E, E) that communicate with the valve hole () on two respective outer sides of the output ports (A, A), third and fourth output ports (B, B) that communicate with the valve hole () on two respective outer sides of the discharge ports (E, E), and first and second supply ports (P, P) that communicate with the valve hole () on two respective outer sides of the output ports (B, B). The main supply port (P) and each of the first and second supply ports (P, P) communicate with each other.