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.

Date of Patent:
Aug. 16, 2022

Filed:

Nov. 19, 2021
Applicant:

Pacraft Co., Ltd., Tokyo, JP;

Inventors:

Satoshi Matsumura, Iwakuni, JP;

Shinichiro Hyodo, Iwakuni, JP;

Kyoji Nagasaki, Iwakuni, JP;

Assignee:

PACRAFT CO., LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 65/18 (2006.01); B29C 65/00 (2006.01); B29C 65/82 (2006.01);
U.S. Cl.
CPC ...
B29C 66/8511 (2013.01); B29C 65/18 (2013.01); B29C 65/8292 (2013.01); B29C 66/951 (2013.01);
Abstract

A vibration measurement device measures vibration of at least one of the first sealing member and the second sealing member. A determination device determines quality of the sealing process according to a measurement result of the vibration measurement device from before the first sealing member and the second sealing member reach the closed position to after the first sealing member and the second sealing member reach the closed position. The sealing drive unit causes relative movement between the first sealing member and the second sealing member from an open position at a moving speed determined according to a type of the bag, to place the first sealing member and the second sealing member in the closed position.


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