Air pump assembly for a fish bowl

Details Air pump assembly for a fish bowl Air pump assembly for a fish bowl

1987-09-21

1988-12-20

Neils, Paul F.

Pumps

Expansible chamber type

Having pumping chamber pressure responsive distributor

417413, F04B 3910, F04B 4500

Patent

active

047922931

ABSTRACT:
An air pump assembly including a one-piece pump stock provided with a base portion defining a first recess for receiving a rubber cushion, the pump stock being attached to an interior wall of a pump casing by securing the base portion within a second recess formed on the interior wall by opposed inwardly directed flanges.

REFERENCES:
patent: 2788170 (1957-04-01), Kato et al.
patent: 3635598 (1972-01-01), Sieper
patent: 3825374 (1974-07-01), Kondo
patent: 3981636 (1976-09-01), Aoki et al.
patent: 4180377 (1979-12-01), Itakura
patent: 4608000 (1986-08-01), Tominaga

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