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:
Jun. 18, 2013
Filed:
Aug. 26, 2010
Tomomi Katoh, Kanagawa, JP;
Toshiroh Tokuno, Tokyo, JP;
Jun Ichinowatari, Kanagawa, JP;
Fumitaka Kikkawa, Kanagawa, JP;
Nobuyuki Akaishi, Kanagawa, JP;
Tomomi Katoh, Kanagawa, JP;
Toshiroh Tokuno, Tokyo, JP;
Jun Ichinowatari, Kanagawa, JP;
Fumitaka Kikkawa, Kanagawa, JP;
Nobuyuki Akaishi, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An image forming apparatus is disclosed that includes the pressure adjusting valve including a movable member movably disposed in the pressure adjusting valve, a first throttling part; and a second throttling part, wherein the second throttling part is formed as a gap between an internal wall of the frame of the pressure adjusting valve and the movable member, an internal fluid resistance of the pressure adjusting valve varies in response to the flow rate of the liquid, and when the liquid is discharged from the nozzle, the liquid is fed from the liquid tank to the recording head by the liquid feeding unit in a state where the recording head is in fluid communication with the liquid tank via the pressure adjusting valve.