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. 14, 1992
Filed:
Nov. 30, 1990
Eiji Sakagami, Anjo, JP;
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Abstract
A fuel injector includes a measuring valve, a movable valve seat opened or closed by the measuring valve, a bobbin having a coil, an armature loosely fitted in one end of a through hole of the bobbin, a core inserted into the other end of the through hole, a nozzle having an injecting hole, a rod opening or closing the injecting hole and fixed to the movable valve seat, a diaphragm dividing a mixing chamber and a fuel chamber in the through hole, a fuel passage communicating between the mixing chamber and the fuel chamber, a first spring disposed between the movable valve seat and the nozzle, and a second spring disposed between the measuring valve and the armature. A measuring current supplied to the coil is smaller than an injecting current supplied to the coil, and the urging force of the first spring is larger than the urging force of the second spring.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile