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. 29, 1989
Filed:
Oct. 30, 1987
Iwao Teteishi, Nara, JP;
Yoshiyuki Ogura, Osaka, JP;
Takeshi Hashimoto, Osaka, JP;
Tuguyoshi Ritou, Nara, JP;
Katsufumi Kajiyama, Osaka, JP;
Fumiaki Shimizu, Nara, JP;
Kenji Tanaka, Osaka, JP;
Yutaka Aibara, Osaka, JP;
Hiroaki Kataoka, Osaka, JP;
Katsuya Nakai, Osaka, JP;
Takashi Yoshikawa, Osaka, JP;
Masaaki Kanamori, Nagano, JP;
Masao Miyajima, Nagano, JP;
Shuzo Seki, Nagano, JP;
Sadanobu Takahashi, Nagano, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Nihon Dennetsu Co., Ltd., Tokyo, JP;
Abstract
The hermetic packaging apparatus comprises a nozzle for reducing pressure in a thermoplastic packaging bag containing certain contents, the nozzle reduces pressure in the packaging bag by the pressure control of the air pump and the water sucked from the contents is directed to a strainer tank. Thereafter, the nozzle moves backward, the opening of the packaging bag is heated by a heating element, and an airtight pressure connecting bar is pressured downward so that the opening portion is heat-sealed by the airtight pressure connecting bar and the sealing base.