Title:
LIQUID-DISCHARGING HEAD, LIQUID-DISCHARGING UNIT, AND DEVICE FOR DISCHARGING LIQUID
Document Type and Number:
WIPO Patent Application WO/2017/150085
Kind Code:
A1
Abstract:
A first member is a flow channel substrate 20. A second member is a holder substrate 50. The bonding surface 50a of the holder substrate 50 is bonded by an adhesive 80 to the bonding surface 20a of the flow channel substrate 20. The wall surface 55 of an opening 51 of the holder substrate 50 is a wall surface that intersects with the bonding surface 50a of the holder substrate 50 that bonds with the bonding surface 20a of the flow channel substrate 20. Protrusions and recesses 56 are provided on the wall surface 55 of the opening 51 of the holder substrate 50, and a portion of the adhesive 80, which bonds the bonding surface 20a of the flow channel substrate 20 to the bonding surface 50a of the holder substrate 50, is filled into and adheres to at least a portion of the protrusions and recesses 56 of the wall surface 55.
Inventors:
HAYASHI KEISUKE (JP)
Application Number:
PCT/JP2017/004272
Publication Date:
September 08, 2017
Filing Date:
February 06, 2017
Export Citation:
Assignee:
RICOH CO LTD (JP)
HAYASHI KEISUKE (JP)
HAYASHI KEISUKE (JP)
International Classes:
B41J2/16; B41J2/14
Foreign References:
JPH0796605A | 1995-04-11 | |||
JP2008279651A | 2008-11-20 | |||
JP2003112427A | 2003-04-15 | |||
JP2007203483A | 2007-08-16 | |||
JP2006192584A | 2006-07-27 |
Other References:
See also references of EP 3424720A4
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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