Roof ridge vent system for buildings

Details Roof ridge vent system for buildings Roof ridge vent system for buildings

1991-07-12

1992-10-27

Joyce, Harold

Ventilation

Having outlet airway

Having readliy movable air regulating louver, damper, or cover

236 46R, F24F 702

Patent

active

051585022

ABSTRACT:
An adjustable ridge cap for a roof ridge vent system to control exhaust air at peak of buildings. An adjustable ridge cap raises and lowers on demand according to temperature. A single source power unit attaches to a hinge plate which pivots to raise and lower all connecting ridge cap sections as one single unit.

REFERENCES:
patent: 2584591 (1952-02-01), Galeazi
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patent: 3474761 (1969-10-01), Thomason
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patent: 4381731 (1983-05-01), Dill
patent: 4574737 (1986-03-01), Bugeja
patent: 4597324 (1986-07-01), Spilde
patent: 4672889 (1987-06-01), Lynch
patent: 4683811 (1987-08-01), Huisinga et al.
patent: 4817506 (1989-04-01), Cashman

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