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:
Jun. 17, 1997
Filed:
Jun. 19, 1995
Ken-ichi Kubo, Higashimatsuyama, JP;
Jun Matsubara, Higashimatsuyama, JP;
Zexel Corporation, Tokyo, JP;
Abstract
A servo valve type timer for controlling a fuel injection timing on the basis of the difference in pressure between a high-pressure chamber and a low-pressure chamber, including a timer piston for adjustment of a fuel injection timing which is disposed between the high-pressure chamber and the low-pressure chamber so as to be slidable between the high-pressure chamber and the low-pressure chamber and is operated in accordance with a fuel pressure introduced into the high-pressure chamber and/or the low-pressure chamber, a servo valve for controlling the operation of the timer piston, and a pressure control member for adjusting the fuel pressure of the low-pressure chamber.