Battery operated portable tools

(canceled)

A battery-operated portable tool, comprising a housing, a battery pack comprising a battery pack housing supporting a battery, a mounting releasably and replaceably mounting the battery pack on the housing, a motor in the housing arranged to be driven by the battery in order to operate the tool and a control circuit arranged to control the application of current from the battery to the motor, in which, the mounting has a active position where the battery pack is held against the housing and the battery is in electrical contact with the control circuit, an open position when the mounting does not hold the battery pack against the housing such that the battery pack is removable from the housing and an inactive position where the mounting holds the battery pack against the housing but the battery is not in electrical contact with the control circuit, wherein the battery pack comprises battery contacts in electrical contact with the battery, and the housing comprises corresponding input contacts in electrical contact with the control circuit, in which in order to switch between the active and inactive states, the mounting is arranged to move the input contacts relative to the battery pack while holding the battery pack in a fixed position relative to the housing.

A battery-operated portable tool, comprising a housing, a battery pack comprising a battery pack housing supporting a battery, a mounting releasably and replaceably mounting the battery pack on the housing, a motor in the housing arranged to be driven by the battery in order to operate the tool and a control circuit arranged to control the application of current from the battery to the motor, in which, the mounting has a active position where the battery pack is held against the housing and the battery is in electrical contact with the control circuit, an open position when the mounting does not hold the battery pack against the housing such that the battery pack is removable from the housing and an inactive position where the mounting holds the battery pack against the housing but the battery is not in electrical contact with the control circuit, in which, in addition to holding the battery pack relative to the housing in the inactive position and in the active position, the mounting may comprises a switch that electrically isolates the battery from the control circuit in the inactive position but not the active position.