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. 24, 2013
Filed:
Sep. 01, 2010
Masanori Igarashi, Kanagawa, JP;
Masanori Igarashi, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An inkjet recording apparatus is disclosed. The inkjet recording apparatus includes a droplet ejecting head which has multiple nozzles for ejecting ink, multiple head tanks which generate a negative pressure at the droplet ejecting head and temporarily store a predetermined amount of ink, an ink cartridge which stores the ink, multiple liquid sending pumps which perform a forward transfer liquid process which sends the ink from the ink cartridge to the multiple head tanks, or a backward transfer liquid process which sends the ink from the multiple head tanks to the ink cartridge, and an ink supply channel being branched from the ink cartridge to multiple head tanks to supply ink from the ink cartridge to multiple head tanks by the corresponding one of multiple liquid sending pumps.