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. 12, 2006
Filed:
Nov. 08, 2002
Hideo Nirasawa, Wako, JP;
Keisuke Ito, Wako, JP;
Hideo Nirasawa, Wako, JP;
Keisuke Ito, Wako, JP;
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
A stepped down grooveis provided around the peripheral surface of a rod portionof a spoolwhich faces a third oil groove. Both the axial endsandof the stepped down grooveare located axially outside of both the axial endsandof the third oil grooveat least while the valve is in pressure-adjusting condition. Also, another stepped down grooveis provided around a landwhich faces a first oil groove. Both the axial endsandof the stepped down groovecome, respectively, to the right and left sides of the axial endof the first oil grooveto which end the spoolshifts to increase the opening of the oil groove at least while the valve is in pressure-adjusting condition.