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:
Feb. 06, 2007
Filed:
May. 25, 2004
Shigeo Sugimura, Okaya, JP;
Fumio Takagi, Chino, JP;
Shigeo Sugimura, Okaya, JP;
Fumio Takagi, Chino, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
To provide a capping unit, a capping method, and a droplet dispense unit capable of a liquid-filling operation to an inkjet head and recovery operation of the inkjet head in imperfect dispense condition without useless discharge of liquid dispensed by an inkjet system. A capping unit to cover a dispense head with a covering device, the dispense head including cavities to store liquid, nozzles communicating with the cavities, and a dispense device to dispense the liquid stored in the cavities through the nozzles. The covering device is equipped with a first cover including a gas-permeable member having high gas permeability and a second cover including a wetting member to keep the vicinity of the nozzles in a wet condition.