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Patent Searching and Data


Title:
INKJET HEAD DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/097787
Kind Code:
A1
Abstract:
An inkjet head device comprises: a body comprising light emitting devices; a nozzle installed at the lower side of the body and ejecting the light emitting devices on a substrate in units of droplets; and a first guide part disposed in the body and guiding the light emitting devices to the nozzle in a row. The light emitting devices arranged in a row by the first guide part are dropped onto the substrate in units of predetermined amounts of droplets, and thus, the number of the light emitting devices included in each droplet may be identical or similar to each other. The same or similar number of the light emitting devices are disposed or arranged in each sub-pixel, and these light emitting devices can achieve uniform luminance in each sub-pixel.

Inventors:
CHANG WONJAE (KR)
KIM JINSUNG (KR)
KANG BYUNGJUN (KR)
KIM MYOUNGSOO (KR)
KIM JUNGHOON (KR)
Application Number:
PCT/KR2020/015479
Publication Date:
May 12, 2022
Filing Date:
November 06, 2020
Export Citation:
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Assignee:
LG ELECTRONICS INC (KR)
International Classes:
B41J2/10; B41J2/145
Foreign References:
KR20200034897A2020-04-01
KR101482951B12015-01-15
JP6077330B22017-02-08
JP2012525505A2012-10-22
KR20180055021A2018-05-25
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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