LandOfFree - US Patents - Listing for Ventilation

Spray booth overspray removal arrangement and method

Spray booth with alternative filtering systems

Spraying booth and circulation system for a working chamber

Ventilation – Chimney or stack – Chimneytop or stacktop structure

Spring biased chimney damper

Ventilation – Chimney or stack – Chimneytop or stacktop structure

Stackable chimney cap

Ventilation – Having both inlet and outlet airways – With air pump means

Stacked and cross-connected recirculating fans in a semiconducto

Ventilation – Having forced recirculation – Including automatic control means

Staged power exhaust for HVAC air handling units

Ventilation – Having inlet airway – Including structure for mixing plural air streams together

Static air mixing apparatus

Ventilation – Having inlet airway – Including structure for mixing plural air streams together

Static air mixing apparatus

Ventilation – Having inlet airway – Including structure for mixing plural air streams together

Static air mixing apparatus

Ventilation – Having inlet airway – Including structure for mixing plural air streams together

Static air mixing apparatus

Ventilation – Having outlet airway – Having specific cover or shield for exterior vent opening

Static roof ventilator

Ventilation – Having outlet airway – Having specific cover or shield for exterior vent opening

Static venting system

Ventilation – Electronic cabinet

Stereo holding refrigerator

Ventilation – Electronic cabinet

Storage apparatus

Ventilation – Having protecting air current – Cabinet enclosure

Storage body with air cleaning function

Ventilation – Storage area for perishables – Harvested crop ventilation

Storage vessel

Ventilation – Storage area for perishables – Harvested crop ventilation

Storage vessel

Ventilation – Means combined with window – Having air passage at window top

Strip ventilator