Title:
CONNECTING DEVICE FOR GAS SUPPLY/EXHAUST TUBE
Document Type and Number:
Japanese Patent JP3163008
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To realize easy operation together with freedom from coming-off and reduce a manufacturing cost.
SOLUTION: In a standard length gas supply and exhaust tube having a connecting receiver inlet 1 formed at its one end and having an outer bead 4 at its insertion port 3 side formed at the other end a structure that a window 2 is formed at the port 1 is provided. The structure further externally inserts a stopper ring 5 to the port 1 to make the stopper 5 an end 6a of a pawl 6 advance from the window 2 of the port 1 into the bead 4 to inhibit it from being removed. The structure further has a means for releasing the inhibition of removal of the pawl 6 from the bead 4 by sliding up the pawl 6 at the edge of the window 2 when the ring 5 is rotated.
Inventors:
small brush Yutaka
Yutaka Uehara
Yutaka Uehara
Application Number:
JP17891796A
Publication Date:
May 08, 2001
Filing Date:
July 09, 1996
Export Citation:
Assignee:
Tosetsu Co., Ltd.
International Classes:
F16L37/12; F23L17/12; (IPC1-7): F23L17/12
Domestic Patent References:
| JP6174166A | ||||
| JP5245076A | ||||
| JP63158675U | ||||
| JP59103512U | ||||
| JP6356393U |
Attorney, Agent or Firm:
Hiroshi Ohashi