Heated air may also be introduced into the collector.

Warmed air may also be introduced into chamber (4).

In an outflow system for pouring air into a room, air is supplied through an air guiding system.

The pump is operated so as to suck the air between the casting sand particles and to introduce fresh air.

An air conduit is provided for introducing air into the pump.

The powdery medicine (7) is separated from the air-introducing means (3, 10) by an air-permeable partition wall (2).

The dehumidifier is adapted to introduce dehumidified air into the area being cooled.

An inlet means (34) is provided for introducing ambient air into the outer passageway (28).

Ventilator / respirator - a device for introducing fresh air or expelling foul or stagnant air.

Means are provided for introducing filtered air from the atmosphere into the compartment and also for extracting air from the compartment and for discharging the air into the atmosphere.

The apparatus may have a means for introducing lubricant and a means for introducing compressed air to drive lubricant through the apparatus.

An inlet and an outlet are provided through the housing for introducing heated air into and removing the heated air from the cavity.

The upper valve assembly (20) includes a push button actuator (30) for introducing air into the chamber (52).

They can introduce air into your pouch and cause discomfort.

The gasification chamber (18) has an intake (20) for introducing pre-heated process air (1) therein.