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:
May. 14, 2019
Filed:
Mar. 30, 2017
Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;
BROTHER KOGYO KABUSHIKI KAISHA, Nagoya-Shi, Aichi-Ken, JP;
Abstract
A liquid cartridge includes: a front surface facing frontward; a rear surface spaced apart from the front surface; an upper surface facing upward; a bottom surface disposed opposite to the upper surface and facing downward; a liquid supply portion disposed at the front surface; an electrical interface disposed at the upper surface; a detection portion; and an engaging portion disposed at the bottom surface and configured to protrude downward relative to the bottom surface. The upper surface and the bottom surface are disposed between the front surface and the rear surface. The detection portion includes a light-receiving portion positioned upward relative to the upper surface and configured to receive light. The detection portion is configured to change a state of the light received at the light-receiving portion depending on a state of the liquid cartridge. The engaging portion includes an engaging surface facing rearward.