Global Patent Index - EP 0115180 A2

EP 0115180 A2 19840808 - Operating an ink jet.

Title (en)

Operating an ink jet.

Title (de)

Betreiben eines Tintenstrahls.

Title (fr)

Production d'un jet d'encre.

Publication

EP 0115180 A2 19840808 (EN)

Application

EP 83307850 A 19831222

Priority

US 45329582 A 19821227

Abstract (en)

For controlling the volume of ink droplets ejected from a drop on demand ink jet apparatus including a transducer (204) operable for producing a pressure disturbance within an associated ink chamber (200) for ejecting an ink droplet from an associated orifice (202), the transducer (204) is operated in an iterative manner for producing a plurality of successively equal or higher or lower amplitude pressure disturbances, or some combination thereof, within the ink chamber (200), for causing a plurality of successively equal or higher or lower velocity ink droplets, or some combination thereof, to be ejected from the orifice (202) of the ink jet apparatus, within a time period permitting the ink droplets to either merge in flight or upon striking a recording medium.

IPC 1-7

B41J 3/04

IPC 8 full level

B41J 2/205 (2006.01); B41J 2/005 (2006.01); B41J 2/015 (2006.01); B41J 2/21 (2006.01); G01D 15/18 (2006.01)

CPC (source: EP)

B41J 2/04581 (2013.01); B41J 2/04588 (2013.01); B41J 2/0459 (2013.01); B41J 2/04595 (2013.01); B41J 2/2128 (2013.01); B41J 2202/06 (2013.01)

Designated contracting state (EPC)

AT CH DE FR GB IT LI NL

DOCDB simple family (publication)

EP 0115180 A2 19840808; EP 0115180 A3 19851106; EP 0115180 B1 19900404; AT E51582 T1 19900415; CA 1232490 A 19880209; DE 3381406 D1 19900510; JP H07108568 B2 19951122; JP S59133066 A 19840731

DOCDB simple family (application)

EP 83307850 A 19831222; AT 83307850 T 19831222; CA 444199 A 19831223; DE 3381406 T 19831222; JP 24493983 A 19831227