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:
Jan. 01, 1985
Filed:
Apr. 14, 1983
Akira Hongo, Miki, JP;
Hideki Ueda, Nagoya, JP;
Issei Nakata, Shizuoka, JP;
Eiichi Yoshida, Shimizu, JP;
Nobuyoshi Aoki, Shimizu, JP;
Toshimitsu Suzuki, Shimizu, JP;
Teisan Kabushiki Kaisha, Tokyo, JP;
Daiwa Can Company, Limited, Tokyo, JP;
Abstract
In a low-temperature liquefied gas constant outflow device having a heat-insulating container having an opening at the top, a cover member closing the opening of the heat-insulating container, a low-temperature liquefied gas outlet which runs through the base of the heat-insulating container, a level sensor which detects the level of low-temperature liquefied gas in the heat-insulating container, and a vaporized-gas exhaust conduit which opens from the cover member, the improvement wherein a pressure absorbing container is located within the heat-insulating container, a low-temperature liquefied gas supply conduit and a vaporized-gas exhaust conduit are both inserted into the pressure absorbing container through the cover member, a low-temperature liquefied gas outlet is provided in the pressure absorbing container, and a check valve is provided in the low-temperature liquefied gas supply conduit, which opens or closes in response to a signal from the level sensor.