US 11,911,850 B2
Pillar delivery method, method for manufacturing glass panel unit, and pillar delivery apparatus
Masataka Nonaka, Osaka (JP); Eiichi Uriu, Osaka (JP); Takeshi Shimizu, Osaka (JP); Kazuya Hasegawa, Osaka (JP); Tasuku Ishibashi, Ishikawa (JP); Hiroyuki Abe, Osaka (JP); and Haruhiko Ishikawa, Osaka (JP)
Assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)
Appl. No. 17/052,677
Filed by PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)
PCT Filed May 16, 2019, PCT No. PCT/JP2019/019450
§ 371(c)(1), (2) Date Nov. 3, 2020,
PCT Pub. No. WO2020/003793, PCT Pub. Date Jan. 2, 2020.
Claims priority of application No. 2018-123638 (JP), filed on Jun. 28, 2018.
Prior Publication US 2021/0178525 A1, Jun. 17, 2021
Int. Cl. B23K 26/38 (2014.01); C03C 27/06 (2006.01); E06B 3/66 (2006.01)
CPC B23K 26/38 (2013.01) [C03C 27/06 (2013.01); E06B 3/6612 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A method for delivering a plurality of pillars onto a substrate, including a glass panel, to manufacture a glass panel unit, the method comprising:
an irradiation step including setting, over a holder, a sheet for use to form pillars and irradiating the sheet with a laser beam to remove the plurality of pillars from the sheet;
a holding step including having the plurality of pillars, which have been removed from the sheet, held by the holder; and
a mounting step including picking up some or all of the plurality of pillars from the holder and mounting the pillars onto the substrate;
the holding step includes having the plurality of pillars, which have been removed from the sheet, suctioned onto the holder by sucking up the air through the holder.