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:
Sep. 29, 2020
Filed:
Nov. 16, 2016
Applicant:
Denso Corporation, Kariya-shi, Aichi-ken, JP;
Inventor:
Keita Kawai, Toyohashi, JP;
Assignee:
DENSO CORPORATION, Kariya-Shi, Aichi, JP;
Primary Examiner:
Int. Cl.
CPC ...
F04B 35/01 (2006.01); F04B 35/04 (2006.01); F04B 39/12 (2006.01); F04B 41/00 (2006.01); F04B 39/00 (2006.01); F04B 49/06 (2006.01);
U.S. Cl.
CPC ...
F04B 35/01 (2013.01); F04B 35/04 (2013.01); F04B 39/00 (2013.01); F04B 39/12 (2013.01); F04B 41/00 (2013.01); F04B 49/065 (2013.01);
Abstract
An electric air pump is provided that includes (i) a motor that includes a rotary shaft provided with a worm, (ii) a crank that includes a worm wheel which engages with the worm and a rod with one end rotatably coupled to the worm wheel, and (iii) a piston that is housed in a cylinder extending along an axial direction of the motor, that is coupled to another end of the rod and moves back and forth along an extension direction of the cylinder due to actuation of the crank, and that ejects air inside the cylinder from a valve provided at one end of the cylinder due to being moved toward the one end side of the cylinder.