The mechanism has an ejection unit secured to a battery housing (1). The ejection unit operates to transfer a mechanical force applied to a button through an arm to a portion of an electrical device housing (100). The arm applies a mechanical force to the ...

A switching network part (SNP) for reversing a network voltage change into a direct current (d.c.) voltage in using a portable electric drill with a quasi-resonance transformer (QRT) where the QRT includes at least two semiconductor elements and a toroid t...

The cordless power tool system includes a cordless power tool 10 adapted to removably receive a rechargeable battery pack. The system further includes a battery pack charger 20 and a converter 18 for converting AC electricity to DC electricity. A battery p...

A mechanism for ejecting a battery pack, comprising a frame, a cavity in said frame for receiving a battery pack, a receiving member adjacent said cavity, said receiving member being capable of engaging with a portion of the battery pack to hold the batter...