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Title:
DISCHARGE HEAD, LIQUID DISCHARGE DEVICE, AND DISCHARGE METHOD
Document Type and Number:
Japanese Patent JP2013180226
Kind Code:
A
Abstract:

To provide a discharge head having a wide dynamic range of variation, and capable of varying discharge quantity.

This discharge head 20 for discharging liquid 300 as droplets stored in a storage chamber 223 includes: a second member 208 in which a discharge hole 224 communicating with the storage chamber 223 is provided; a first member 207 relatively displaced in the direction of approaching the second member 208 for reducing the volume of the storage chamber 223 to discharge the liquid 300 in the storage chamber 223; a first operating member 231 displacing the first member 207 in the direction of relatively approaching or in the receding direction as a pressing direction to the second member 208; a second operating member 232 arranged side by side with the first operating member 231 in the pressing direction and displacing the first operating member 231 in the pressing direction; and a control means 111 for independently controlling operations of the first operating member 231 and the second operating member 232.


Inventors:
IKEDA KOJI
Application Number:
JP2012044280A
Publication Date:
September 12, 2013
Filing Date:
February 29, 2012
Export Citation:
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Assignee:
PANASONIC CORP
International Classes:
B05C5/00; B41J2/045; B41J2/055
Domestic Patent References:
JP2005205752A2005-08-04
JP2000141647A2000-05-23
Attorney, Agent or Firm:
Hiromori Arai