Connection assembly for the connection of a pipe to a plastic ho

Details Connection assembly for the connection of a pipe to a plastic ho Connection assembly for the connection of a pipe to a plastic ho

1995-06-21

1996-09-03

Arola, Dave W.

Pipe joints or couplings

Elbow

285175, 285281, 285906, 285921, F16L 5500

Patent

active

055517340

ABSTRACT:
A connection piece (2) for the connection of a pipe (19) to a plastic housing (1) of a valve, comprises a threaded plug (4) made of metal, which is arranged in a plastic sleeve (3) of the housing (1). At least one circumferential projection (9) and one corresponding circumferential groove (10) are provided between the threaded plug (4) and the plastic sleeve (3). The threaded plug (4) is secured only in an axial manner and freely rotatable beared in the plastic sleeve (3) by the connection of the circumferential projection (9) and the corresponding circumferential groove (10). The threaded plug (4) is provided protruding the plastic sleeve (3) to the outside and comprises a gripping surface (17) for the supply of a tool.

REFERENCES:
patent: 2452219 (1948-10-01), Bergvall et al.
patent: 3294359 (1966-12-01), Bauer
patent: 4214586 (1980-07-01), Mericle
patent: 4451069 (1984-05-01), Melone
patent: 4667062 (1987-05-01), Espevik
patent: 4712809 (1987-12-01), Legris
patent: 4905766 (1990-03-01), Dietz et al.
patent: 5058927 (1991-10-01), Miwa
patent: 5219188 (1993-06-01), Abe et al.

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