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. 25, 2002
Filed:
Aug. 26, 1999
Applicant:
Inventor:
Guy Charles Fernley Newcombe, Cambridge, GB;
Assignee:
Tonejet Corporation Pty Ltd., Eastwood, US;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/06 ;
U.S. Cl.
CPC ...
B41J 2/06 ;
Abstract
The invention relates to a method of ejecting material from a liquid within a chamber ( ), comprising: controlling the application of first voltage pulses (A) to a first electrode ( ) associated with the chamber and second voltage pulses (B) to a second electrode ( ) associated with the chamber, such that when a voltage pulse (A) is applied to the first electrode ( ) a voltage pulse (B), inverted with respect to the pulse (A) applied to the ejection electrode ( ), is applied to the second electrode ( ).