IDiyas

For the Inventor, By the Inventor

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.:

US 10066613 B1

PDFFull Text
Date of Patent:
Sep. 04, 2018

Filed:

Sep. 26, 2016

Fuel pump

Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;

Inventors:

Kazuhiro Asayama, Nagoya, JP;

Hirokazu Yokoyama, Toyota, JP;

Satoki Takagi, Nisshin, JP;

Assignee:

TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;

Attorney:

Oliff PLC

Primary Examiner:

Devon Kramer

Assistant Examiner:

David Brandt

Int. Cl.
CPC ...
F04B 17/04 (2006.01); F04B 17/03 (2006.01); F02M 59/02 (2006.01); F02M 59/10 (2006.01); F04B 15/00 (2006.01); F04B 19/22 (2006.01); F04B 53/14 (2006.01); F04B 53/16 (2006.01); H02K 33/12 (2006.01); H02K 33/06 (2006.01); H02K 33/16 (2006.01);
U.S. Cl.
CPC ...
F04B 17/03 (2013.01); F02M 59/025 (2013.01); F02M 59/10 (2013.01); F04B 15/00 (2013.01); F04B 17/042 (2013.01); F04B 19/22 (2013.01); F04B 53/14 (2013.01); F04B 53/16 (2013.01); H02K 33/06 (2013.01); H02K 33/12 (2013.01); H02K 33/16 (2013.01);
Abstract

A fuel pump includes a plunger that reciprocates in a cylinder. The fuel pump further includes a first mover connected to the plunger, a second mover serving as a counterweight for the first mover, an electromagnet provided between the first mover and the second mover, a first magnetic member provided between the first mover and the second mover, and a first spring urging the first mover and the second mover away from each other. Further, a second magnetic member is provided between both of the electromagnet and the first magnetic member and a first inclined surface of the first mover, while a third magnetic member is provided between both of the electromagnet and the first magnetic member and a second inclined surface of the second mover.

Find Patent Forward Citations

Loading…