公开(公告)号：US20190270215A1

公开(公告)日：2019-09-05

申请号：US16349120

申请日：2017-11-10

Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

Inventor： Takeshi SHIMIZU ,  Hiroyuki ABE ,  Masataka NONAKA ,  Kazuya HASEGAWA ,  Eiichi URIU ,  Haruhiko ISHIKAWA ,  Tasuku ISHIBASHI ,  Hiroshi TAKAHASHI ,  Shinobu WATANABE

IPC: B26F1/14 ,  E06B3/663 ,  E06B3/677

Abstract: A glass panel unit manufacturing method includes a punching step and a pillar mounting step. In the punching step, a punch punches at least one of a plurality of portions from a base material of a sheet to form at least one pillar. Each of the plurality of portions is surrounded by a corresponding one of a plurality of loop-shaped grooves in the base material. In the pillar mounting step, the at least one pillar is mounted on a surface of a first substrate including a glass pane.