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:
Aug. 22, 2023
Filed:
Jul. 03, 2020
Hosokawa Yoko Co., Ltd., Tokyo, JP;
Shintaro Nobe, Tokyo, JP;
Kazuhiro Umenaka, Tokyo, JP;
HOSOKAWA YOKO CO., LTD., Tokyo, JP;
Abstract
The present invention is a bag making machine (). The bag making machine () includes: a conveying unit () which conveys a multi-layer film (S) in which films () are overlapped; a side edge sealing device () which thermally fuses the films () to each other; and an ultrasonic device () which crushes a part of a zipper member () disposed between films (). The side edge sealing device () includes: a platform (); and a heat-generating head (). The ultrasonic device () includes: an anvil (); and an ultrasonic horn head (). The heating-generating head () and the ultrasonic horn head () reciprocate at a same cycle via a link member ().