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:
Mar. 11, 2014
Filed:
Oct. 05, 2011
Makoto Nakura, Ibaraki, JP;
Masaru Kawamoto, Kanagawa, JP;
Naoto Ueda, Ibaraki, JP;
Hirofumi Ohkushi, Kanagawa, JP;
Makoto Nakura, Ibaraki, JP;
Masaru Kawamoto, Kanagawa, JP;
Naoto Ueda, Ibaraki, JP;
Hirofumi Ohkushi, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A gear drive apparatus includes a gear train including a plurality of gears, and a holding unit accommodating the gear train and a lubricant to be supplied to tooth flanks of each of the plurality of gears, the holding unit including an inlet opening from which the lubricant is poured. The lubricant from the inlet opening is supplied to an engagement area where two gears of the plurality of gears are engaged with each other, or to a tooth flank area of one of the two gears at an upstream part from the engagement area along a rotational direction of the one of the two gears.