Hose with corrugated metal tube

Details Hose with corrugated metal tube Hose with corrugated metal tube

2006-04-04

2006-04-04

Hewitt, James M. (Department: 3679)

Pipe joints or couplings

Nonmetal to metal

Internal member

C285S242000, C285S256000, C285S222100, C285S382000, C285S903000, C029S508000, C029S516000

Reexamination Certificate

active

07021673

ABSTRACT:
A hose having a corrugated metal tube as the innermost layer and an outer layer including an inner elastic layer, a reinforced layer and an outer elastic layer. A socket fitting is swaged onto the hose body at three axially spaced points. The corrugated metal tube is provided with a flattened end portion. A proximal end of the flattened end portion extends for a minimum of 10 mm. axially away (in the direction of the complete corrugations) from the swaged point which is axially most proximate to the proximal end of the flattened end portion.

REFERENCES:
patent: 2309719 (1943-01-01), Vaill
patent: 2848254 (1958-08-01), Millar
patent: 3549180 (1970-12-01), MacWilliam
patent: 5297337 (1994-03-01), Igarashi et al.
patent: 5356182 (1994-10-01), Sanders
patent: 5404632 (1995-04-01), Zaborszki
patent: 5413147 (1995-05-01), Moreiras et al.
patent: 6016842 (2000-01-01), Rooke
patent: 6604758 (2003-08-01), Assenheimer
patent: 2002/0007860 (2002-01-01), Katayama et al.
patent: 2004/0094953 (2004-05-01), Luft et al.

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