Patent attributes
Provided is an elevator escape device. In response to a stop of the elevator due to power outage, a trapped person may press a switch to activate a backup generator, and either a backup electromagnetic contact is enabled if the backup generator functions normally or the person manipulates a handle to activate a slow movement assembly if the backup generator malfunctions. Thereafter, the brake is disabled by contacting a first detent a return assembly operates to return a slow movement assembly to its nonoperating position via a control assembly wherein electromagnetic contacts are short-circuited sequentially by contacting corresponding electromagnetic contacts, the car slowly arrives at a nearest correct floor, and the trapped person may to open a door to escape.
