Exhaust extraction rail assembly

Details Exhaust extraction rail assembly Exhaust extraction rail assembly

1987-07-07

1988-08-09

Joyce, Harold

B08B 1500

Patent

active

047620544

ABSTRACT:
An exhaust extraction rail assembly including a top rail with side rails connected thereto and extending downwardly therefrom with a pair of resilient sealing members extending inwardly from the bottom edges of the side rails to close off the space therebetween and thus form a central line of contact between the sealing members, an exhaust spout sealingly positioned in the central line of contact of the sealing member for longitudinal movement therealong, a carriage assembly supporting the exhaust spout and carrying wheels riding in a track channel on the bottom edge portion of each side rail member.

REFERENCES:
patent: 1398294 (1921-11-01), Carlson
patent: 3915420 (1975-10-01), Norris
patent: 4233889 (1980-11-01), Nederman
patent: 4385850 (1983-05-01), Bobath
patent: 4660465 (1987-04-01), Jentzsch et al.

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