Escutcheon for use with sprinkler head

Details Escutcheon for use with sprinkler head Escutcheon for use with sprinkler head

1994-04-22

1995-09-05

Nicholson, Eric K.

Pipe joints or couplings

With casing, lining or protector

Escutcheon type

169 37, 137359, F16L 500

Patent

active

054473381

ABSTRACT:
An escutcheon including a cylindrical portion and a flange disposed below the cylindrical portion. The cylindrical portion and the flange are integrally formed from a heat resisting material. The cylindrical portion is divided into a plurality of tongue portions by a plurality of silts. Each of the slits is formed, in its bottom portion, with a slot having a width larger than that of the slit. Each of the tongue portions is formed with a plurality of protrusions.

REFERENCES:
patent: 2283674 (1942-05-01), Geyer
patent: 3615108 (1969-03-01), Toth
patent: 3823964 (1974-07-01), Politz
patent: 4672994 (1987-06-01), Ko
patent: 4926946 (1990-05-01), Polan
patent: 5083616 (1992-01-01), Polan
patent: 5152344 (1992-10-01), Fischer et al.
patent: 5184683 (1993-02-01), Takamasa
patent: 5243153 (1993-09-01), Holwerda

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