Side lubricated seal device for a surface effect ship

Details Side lubricated seal device for a surface effect ship Side lubricated seal device for a surface effect ship

1977-03-25

1978-05-23

Blix, Trygve M.

Ships

Building

Antifriction surfaces

180122, 180128, B63B 138

Patent

active

040904598

ABSTRACT:
In a surface effect ship of the type having at least two relatively spaced wall-like stationary structures extending longitudinally beneath the main body of the ship into and below the water line of the ship to partially confine thereunder the ship support air cushion, and a seal device of the inflatable bag type extending laterally between the stationary structures to assist in sealing the air cushion beneath the ship; the seal bag being apertured through its opposite end wall portions to permit egress of air therethrough so as to lubricate movements of the end wall portions relative to the stationary structures.

REFERENCES:
patent: 3518956 (1970-07-01), Girodin
patent: 3987865 (1976-10-01), Krupp

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