Patent ID: 9648565
Date: 2017-05-09
CPC Classifications: H04M,H04W,Y02D

Claim:
1. A detachable adapter configured to automatically cut off power to an electrical power tool, to halt transmission of electrical current when current leakage is detected, and to halt transmission of electrical current when the current drawn by the electrical power tool exceeds the normal operating current of the power tool, the detachable adapter having a first location to selectively attach to the electrical power tool, a second location to selectively attach to a removable battery, and a status light configured to indicate whether a first communication signal broadcast by a transmitter is detected, the detachable adapter comprising: a receiver mounted within the adapter configured to: (i) receive the first communication signal; (ii) to command the detachable adapter to transmit electrical current from the battery to the electrical power tool when the receiver detects the first communication signal; and (iii) to interrupt electrical current from the battery to the electrical power tool when the receiver does not detect the first communication signal.