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:
Mar. 06, 1984

Filed:

May. 01, 1981
Applicant:
Inventors:

Katsumi Ishigaki, Osaka, JP;

Kazuo Sasaki, Osaka, JP;

Takumi Fukumura, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285119 ; 29237 ; 73 496 ; 138 90 ; 285190 ; 285265 ;
Abstract

An automatic pressurized connecting device having a wide angle of attachment and in which thermal seizure is eliminated. The device includes a main frame mounted on wheels which run on rails, a rotary shaft fitted on the main frame, a first bracket mounted on the rotary shaft, and the body rockably coupled to the first bracket. A main shaft is inserted into a central portion of the body and the high pressure water supplying rotary universal joint is coupled to a front end portion of the main shaft. A seal plug is coupled to a front end portion of the universal joint. A motor is provided on a second bracket for rotating the main shaft. A high pressure water supplying port in the body communicates with a water supplying port formed in a front end portion of the main shaft.


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