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. 17, 2008
Filed:
Mar. 27, 2003
Masafumi Matsunaga, Tokyo, JP;
Takayuki Aoyagi, Tokyo, JP;
Kouki Terao, Tokyo, JP;
Nordson Corporation, Westlake, OH (US);
Abstract
A method of dispensing a liquid, which handles a minimum amount of liquid without wasting it and to dispense and spray an exact amount of the liquid without precipitating solid particles. The method including the steps of regulating a flow rate of liquid in a flow passage by orifices--while letting the liquid flow through flow passages-and-between syringes-and-by applying a pressure of 0.001 MPa to 10 MPa to liquidincluding solid particles and filled in one syringe vessel-and by setting a pressure of liquid in the other syringe-at a lower level than the pressure of liquid in the syringe-and dispensing the liquid from the flow passage by an auto dispensing valve