Pipe joint

Details Pipe joint Pipe joint

2005-04-19

2005-04-19

Dunwoody, Aaron (Department: 3679)

Pipe joints or couplings

Flexible joint, rigid members

Bellows

C285S300000, C285S301000

Reexamination Certificate

active

06880861

ABSTRACT:
This pipe joint comprises a hollow cylindrical joint body made of elastic material such as heat-resistant rubber with a prescribed length, and a circular flange for connecting piping attached to the both sides of the joint body, on the side of the inner circumference of the joint body is provided a bellows metal pipe closely contacted with the joint body, and the thickness of the joint body is at least larger than the size of the summit or the trough of bellows of the metal pipe.

REFERENCES:
patent: 2434224 (1948-01-01), Paul
patent: 3976312 (1976-08-01), Murphree
patent: 5749609 (1998-05-01), Steele
patent: 6514146 (2003-02-01), Shinozuka
patent: 6631928 (2003-10-01), Sakata
patent: 6681808 (2004-01-01), Takaara
patent: 650450 (1962-10-01), None
patent: 2808135 (1979-08-01), None
patent: 759306 (1956-10-01), None
patent: 1809231 (1993-04-01), None

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