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. 20, 2022
Filed:
Mar. 22, 2019
Applicant:
Ricoh Company, Ltd., Tokyo, JP;
Inventors:
Tadahiko Morinaga, Kanagawa, JP;
Tatsuru Moritani, Kanagawa, JP;
Naoki Shiraishi, Kanagawa, JP;
Shinji Aoki, Kanagawa, JP;
Hisayoshi Ohshima, Kanagawa, JP;
Yuichi Sato, Kanagawa, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 2/18 (2006.01); B01J 2/04 (2006.01); B01J 4/00 (2006.01); G03G 9/08 (2006.01);
U.S. Cl.
CPC ...
G03G 9/0804 (2013.01); B01J 2/04 (2013.01); B01J 2/18 (2013.01); B01J 4/001 (2013.01); G03G 9/0819 (2013.01); G03G 9/0827 (2013.01);
Abstract
A discharge device is provided. The discharge device includes a liquid feed-discharger, and the liquid feed-discharger includes a feed unit configured to feed a liquid and a discharge unit having discharge holes configured to discharge the liquid fed by the feed unit. A ratio (X/Y) of a maximum cross-sectional area X (mm) to a minimum cross-sectional area Y (mm) of the liquid feed-discharger in a direction orthogonal to an axial direction of the liquid feed-discharger is from 1 to 5.