Suction device

Details Suction device Suction device

1989-10-13

1991-04-02

Burr, Edgar S.

Surgery

Truss

Perineal

128 64, A61H 700

Patent

active

050039660

ABSTRACT:
The invention relates to a facial suction device for massaging facial skin and the like by suction, and its object is to controll suction force appropriately and operation noise small.
The suction device according to the invention includes a suction pump comprising a diaphragm 9 of which the center part is formed in a dome section 11, a suction valve 13a and an exhaust valve 13b both made of thin plate and disposed on the end of the diaphragm. And the dome section 11 of said diaphragm 9 is expanded and contracted by the rotation of an eccentric shaft of a motor 4, thereby the suction valve 13a and the exhaust valve 13b are operated to conduct sucking against the face.

REFERENCES:
patent: 1898652 (1933-02-01), Williams
patent: 2228676 (1941-01-01), Renga
patent: 2234102 (1941-03-01), Andres
patent: 3736921 (1973-06-01), Kawada
patent: 3818904 (1974-06-01), Kawada
patent: 4378804 (1983-04-01), Cortese, Jr.
patent: 4607627 (1986-08-01), Leber et al.

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