Variable stiffness bellows

Details Variable stiffness bellows Variable stiffness bellows

1997-10-29

2000-05-02

Brinson, Patrick

Pipes and tubular conduits

Flexible

Corrugated

138177, 138DIG11, F16L 1100

Patent

active

060560185

ABSTRACT:
A bellows is disclosed which includes a tube having plurality of raised circumferential convolutes formed in the surface of the tube, wherein at least one of the convolutes being formed so that a portion of the convolute is substantially even with the surface of the tube.

REFERENCES:
patent: 1740524 (1929-12-01), Schmidt
patent: 1813039 (1931-03-01), Escol
patent: 2012766 (1935-08-01), Meyer
patent: 2157564 (1939-05-01), Peuthert
patent: 2406838 (1946-09-01), Kepler
patent: 2695038 (1954-11-01), Parce et al.
patent: 4592231 (1986-06-01), Kant
patent: 5439035 (1995-08-01), Dal Palu uAttillio
patent: 5706864 (1998-01-01), Pfleger

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