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:
Apr. 29, 2008
Filed:
Oct. 04, 2005
Kazuyoshi Harada, Hyogo-ken, JP;
Yoshiaki Terasawa, Hyogo-ken, JP;
Naoyuki Oga, Okayama-ken, JP;
Hideo Misao, Hyogo-ken, JP;
Kazuyoshi Harada, Hyogo-ken, JP;
Yoshiaki Terasawa, Hyogo-ken, JP;
Naoyuki Oga, Okayama-ken, JP;
Hideo Misao, Hyogo-ken, JP;
Kanzaki Kokyukoki Mfg. Co., Ltd., Hyogo-ken, JP;
Abstract
The present invention provides a marine reversing gear assembly, wherein a manual directional control valveand an electromagnetic directional control valvefor a forward/reverse directional control valvefor hydraulic oil supply circuithave a common structure of an oil line joint surface for the hydraulic oil supply circuitfor friction discs of a forward clutchand a reverse clutchand the forward/reverse directional control valvefor the hydraulic oil supply circuitcan be changed to either the manual directional control valveor the electromagnetic directional control valveby exchanging spoolsorof the manual directional control valveor the electromagnetic directional control valveTherefore, the operational manner of the forward/reverse directional control valve for the hydraulic oil supply line of a marine reversing gear assembly can be changed quite easily between the manual directional control valve and the electromagnetic directional control valve.