1986-02-18
1986-12-16
Joyce, Harold
98116, F24F 706
Patent
active
046288023
ABSTRACT:
A whole house ventilator which can be installed without framing and cutting joists. Struts below the fan blade serve as a support for a fan motor and for a venturi. Adjustable pre-cut sleeving fits over the joists and around the fan to eliminate framing. A shutter assembly may be surface-mounted to the ceiling below the joists.
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patent: 4271751 (1981-06-01), Timmons
Chelsea Fans & Blowers--Ceiling Mounting.
Hunter ventilating fans--1978 and installation instructions.
Lau Incorporated, 22" Builder's Special, pp. 9 and 12.
Savla Chandrakant V.
Steiner Robert E.
Emerson Electric Co.
Joyce Harold
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