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. 28, 1989
Filed:
Nov. 19, 1987
Hajime Kataoka, Higashi, JP;
Minoru Gunji, Higashi, JP;
Doryokuro Kakaunenryo Kaihatsu Jigyodan, Tokyo, JP;
Abstract
Disclosed are a method of making a connection in a liquid and an apparatus therefor wherein a first connector having a protrusion at its front end is housed in a protecting tube which is open at its lower end and into which a gas is introduced, the protecting tube is filled with the gas so as to form a gaseous space therein within the liquid, a second connector which is normally held within the liquid and which has a destructible plate at its upper end is exposed to the gaseous space, and the destructible plate is destroyed by the front end of said one connector so as to connect both connectors, whereby the connection in the liquid can be made without being affected by an ambient liquid.