Van roof ventilator

Details Van roof ventilator Van roof ventilator

1977-10-14

1979-01-30

Yuen, Henry C.

98 42R, 55 95, 55385B, B60H 124

Patent

active

041366050

ABSTRACT:
An opening is formed through the roof of a van. A sealed airtight air chamber is affixed to the roof inside the van and completely covers an area surrounding the opening. A watertight container is mounted in the air chamber beneath the opening in the roof for collecting rain falling through the opening. Air exhaust hosing extends from the air chamber to the roof and floor inside the van.

REFERENCES:
patent: 853619 (1907-05-01), Baldwin
patent: 1518319 (1924-12-01), Freeman et al.
patent: 1983979 (1934-12-01), Graham
patent: 2172939 (1939-09-01), Lintern et al.
patent: 2553881 (1951-05-01), Suttles
patent: 2719475 (1955-10-01), Royall
patent: 3199307 (1965-08-01), Willis
patent: 3745745 (1973-07-01), Mane

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