Hiroshi Araki

Elevator apparatus with rechargeable power supply and discharge control

Elevator speed controller responsive to power failures

Elevator speed controller responsive to dual electrical power sources

Elevator control apparatus controlling charging of a power source with regenerative power

Elevator power control for adjusting ratio of power supplied from each of dual power sources

Elevator controller controlling charging of a battery power source with regenerative power

Power control including a secondary battery for powering an elevator

Elevator power management system having power storage apparatus maintaining a particular charge in accordance with time of day

Controller scheduling constant current charging of a rechargeable power source of an elevator system

Controller for dynamically allocating regenerative power to a rechargeable power supply of an elevator