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:
Oct. 29, 2019
Filed:
Sep. 25, 2015
Aisin Seiki Kabushiki Kaisha, Kariya-shi, Aichi-ken, JP;
Mitsuru Terada, Okazaki, JP;
AISIN SEIKI KABUSHIKI KAISHA, Kariya-Shi, Aichi-Ken, JP;
Abstract
This oil pump includes a first volume-changing part provided between an inner rotor and an outer rotor and a second volume-changing part provided in the outer rotor. A plurality of outer rotor pieces, which is annularly connected to each other, of the outer rotor is circumferentially arranged in a state where a first engaging part and a second engaging part of the outer rotor pieces being adjacent to each other engage with each other such that a distance therebetween in a circumferential direction is variable.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile