Coupling device for tube

Details Coupling device for tube Coupling device for tube

1998-05-08

2000-06-06

Arola, Dave W.

Pipe joints or couplings

For branched path

2851301, 2851334, 285179, 2852862, 2852944, 285371, 285382, 285906, 403268, 403279, F16L 4100

Patent

active

060709154

ABSTRACT:
The present invention relates to an improved coupling device for tube and that is configured with a tube and an insert that can be fixedly disposed within the tube. The insert includes at least an enlarged portion that has an annular groove thereof, and a receiving space. The tube is provided with a plurality of through holes at the middle portion or end portions. The insert can be disposed within the tube and the outer of the tube is machined to form an annular recess corresponding to the annular groove in a manner such that the insert is fixedly disposed within the tube. Wherein each of the two tubes is provided with an insert in the position to be connected, and the tubes is arranged side-by-side at the area to be connected. An enclosing element is deployed to the connecting area such that the tubes are fixedly connected.

REFERENCES:
patent: 344760 (1886-06-01), Wilbur
patent: 587695 (1897-08-01), Billing et al.
patent: 1344221 (1920-06-01), Burns
patent: 1995616 (1935-03-01), Kamack
patent: 2880021 (1959-03-01), White
patent: 5890287 (1999-04-01), Fukaya

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