US Patent 10174965 Methods and apparatuses for switching state

The present disclosure relates to methods and apparatuses for switching an operation state of a target device such as an air purifier. The method includes acquiring a state switching instruction based on an input from a micro-switch of the air moving device, switching a current state of the target device from an in-operation state to an out-of-operation state based on the state switching instruction, maintaining the target device in the out-of-operation state until acquiring a predetermined wakening instruction, acquiring a predetermined wakening instruction, and switching the air moving device from the out-of-operation state to the in-operation state responsive to the acquired predetermined wakening instruction.