Airlift bulkhead

Details Airlift bulkhead Airlift bulkhead

1990-02-16

1990-11-13

Phillips, Charles E.

Baths, closets, sinks, and spittoons

Pool type

Accessory

4496, E04H 414

Patent

active

049692194

ABSTRACT:
A swimming pool bulkhead is provided with sets of transversely spaced buoyancy chambers for providing stability against rotation about the lengthwise axis of the bulkhead when the chambers are inflated. The bulkhead is made of two separate short sections which are transported separately and bolted together at the pool.

REFERENCES:
patent: 3172166 (1965-03-01), Imbrecht
patent: 3453790 (1969-07-01), Harris
patent: 3582999 (1971-06-01), Baker
patent: 3842484 (1974-10-01), Stark
patent: 3935599 (1976-02-01), Stark
patent: 3962735 (1976-06-01), Davidson
patent: 4292696 (1981-10-01), Berger
patent: 4574404 (1986-03-01), Stark, Sr.
patent: 4619095 (1986-10-01), Johnston

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