Portable room air purifier

Details Portable room air purifier Portable room air purifier

1998-07-10

2000-03-14

Smith, Duane S.

Gas separation: apparatus

With timing or changeable programming means

95 25, 95 26, B01D 4646

Patent

active

060367571

ABSTRACT:
A portable air purifier including a housing defining an air inlet, an air outlet and an air flow passage extending therebetween; a filter mechanism disposed to filter air circulating through the flow passage; and a fan retained by the housing and activatable to draw air through the air inlet, move air through the flow passage and filter mechanism, and discharge air through the air outlet. An electrically powered drive mechanism is energizable to activate the fan and a control system including a processor monitors and records elapsed time data during periods in which the fan is activated to move air.

REFERENCES:
patent: 4786295 (1988-11-01), Newman et al.
patent: 5379254 (1995-01-01), Maly et al.
patent: 5772732 (1998-06-01), James et al.
patent: 5810908 (1998-09-01), Gray et al.

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