The present invention relates to a feeder (1) for animals.

A power supply device is provided with a main power supply circuit (11) and a sub power supply circuit (14) connected to an alternating current (AC).

The reaction gas supply apparatus is an apparatus for supplying a reaction gas through a gas supply passage into a reaction chamber in a semiconductor production apparatus.

The present invention provides a charging device which comprises a charging roller (14a) and a cleaning component (14b).

A water supply device for a drying machine and a method for controlling the same are disclosed.

A predetermined quantity of air is supplied from an air supply device, not shown, to the air supply tube (6).

The invention relates to an apparatus and method for cooling a power device.

The frame further comprises an onesided feed inlet (9), a toothed bar (10), a feeding device (11) and a deflector (13).

Thus, a semiconductor device which can output the highly accurate voltage and a power supply device provided with such semiconductor device are provided.

The apparatus comprises a gas delivery assembly disposed outside the chamber.

A switching power supply device uses a first power supply circuit (11) having a small output and a second power supply circuit (12) having a large output.

water supply means for supplying water under pressure;

A device specially used for the above-mentioned method, includes a grinder, a feeding device (2) and a pressing wheel device (3) disposed on a stand.

The feeding-crushing device is set immovably at the front lower part of the dregs outlet, the feeding-crushing device and the dregs outlet are connected by the dregs trough.

The fuel cell system includes a fuel cell stack formed by a plurality of fuel cells connected in series, a fuel supply device, an air supply device, and a controller.