The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 27, 2022
Filed:
Sep. 10, 2020
Applicant:
Disco Corporation, Tokyo, JP;
Inventors:
Masahiro Wada, Tokyo, JP;
Naohisa Watanabe, Tokyo, JP;
Assignee:
DISCO CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 43/00 (2006.01); H01L 21/683 (2006.01);
U.S. Cl.
CPC ...
H01L 21/6838 (2013.01); B32B 43/006 (2013.01); Y10T 156/1132 (2015.01); Y10T 156/1944 (2015.01);
Abstract
A suction holder for sucking and holding a holding target member includes a sucker, a tube bellows connected to a lower end of the sucker, and a tube arranged inside the tube bellows and having an upper end positioned lower than an upper end of the sucker. A lower opening of the tube is communicated with a suction source and the holding target member is contacted with the upper end of the sucker to form a closed room, and the inside of the closed room is placed into a negative pressure state to hold the holding target member.