Portable fan booster for air vents

Details Portable fan booster for air vents Portable fan booster for air vents

1994-09-16

1996-02-06

Joyce, Harold

Ventilation

Having inlet airway

Including specific air distributor

236 493, F24F 706

Patent

active

054892384

ABSTRACT:
A fan for increasing the air flow through a register includes a housing having a closed top wall and side walls with air outlet openings therein. A bottom wall has air inlet opening for permitting air to enter from an air register into a fan chamber located within the housing. A centrifugal fan rotor is rotatably mounted in the fan chamber and directs air horizontally outwardly through the side vents in the register.

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patent: 4754697 (1988-07-01), Asselbergs
patent: 4809593 (1989-03-01), Asselbergs
patent: 4846399 (1989-07-01), Asselbergs
patent: 5054380 (1991-10-01), Hubbard

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