Disc type kitchen sink drain valve

Details Disc type kitchen sink drain valve Disc type kitchen sink drain valve

1980-08-13

1982-11-23

Artis, Henry K.

Baths, closets, sinks, and spittoons

Strainer, stopper, plug or closure

Combined strainer, plug, or valve

4295, 4286, A47K 114, E03C 126

Patent

active

043597882

ABSTRACT:
This invention discloses a disc type kitchen sink drain valve mounted on a strainer that is placed in the well provided in the bottom of a kitchen sink, the drain valve comprising a sleeve fixed vertically and substantially at the center of the bottom plate of the strainer, a valve member having a valve stem slidably inserted in the sleeve, and fixed at the lower end of the valve stem an elastic valve body of disc type capable of moving up and down with the valve stem to open and close the drain port provided at the bottom of the well of the kitchen sink by uncovering and covering the drain port.

REFERENCES:
patent: 2090299 (1937-08-01), Kuhnle
patent: 2450392 (1948-09-01), Donahue
patent: 2450393 (1948-09-01), Donahue
patent: 2464018 (1949-03-01), Bloch
patent: 2544498 (1951-03-01), Hiertz
patent: 2569615 (1951-10-01), Link
patent: 3588928 (1971-06-01), Hiertz
patent: 3777320 (1973-12-01), Politz
patent: 3849809 (1974-11-01), Morris et al.
patent: 4103372 (1978-08-01), Cuschera
patent: 4188676 (1980-02-01), Tolnai et al.
patent: 4232407 (1980-11-01), Williams

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