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. 06, 2020
Filed:
Nov. 02, 2018
Applicant:
Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;
Inventor:
Yuma Tanabe, Nagoya, JP;
Assignee:
BROTHER KOGYO KABUSHIKI KAISHA, Nagoya-Shi, Aichi-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 43/12 (2006.01);
U.S. Cl.
CPC ...
F04B 43/1238 (2013.01); F04B 43/12 (2013.01); F04B 43/1276 (2013.01);
Abstract
A tube pump includes a tube, a housing member having a cylindrical chamber including an inner peripheral surface, a rotator having a first shaft and a first portion, the first portion having a guide, and a roller having a first shank received by the guide. The tube pump includes a contact member having a contact portion in the cylindrical chamber extending outwardly towards the inner peripheral surface at least the first distance and less than the second distance, the contact portion being configured to selectively contact the roller.