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:
Mar. 02, 2021
Filed:
Jan. 19, 2016
Applicant:
Fuji Corporation, Chiryu, JP;
Inventor:
Hidetoshi Ito, Okazaki, JP;
Assignee:
FUJI CORPORATION, Chiryu, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16K 25/00 (2006.01); H05K 13/04 (2006.01); H05K 13/08 (2006.01);
U.S. Cl.
CPC ...
F16K 25/00 (2013.01); H05K 13/041 (2018.08); H05K 13/0409 (2018.08); H05K 13/0413 (2013.01); H05K 13/08 (2013.01); H05K 13/0895 (2018.08);
Abstract
A rotary head, on which are arranged in a circumferential direction multiple nozzle holders each holding a suction nozzle, is provided with, separately to first negative pressure supply unit that supplies negative pressure to the suction openings of all the suction nozzles, second negative pressure supply unit that supplies negative pressure to the suction nozzle held by the nozzle holder that is lowerable when that nozzle holder is lowered. Accordingly, when performing pickup operation and mounting operation using the suction nozzle, the state of the suction nozzle is not affected by the state of the other suction nozzles.