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US 11,725,450 B2Granted
Fire exit system
OwnerAbigail Beldinginventor
Life of this patent
Estimating the term…
Abstract
A fire exit system is disclosed. In one particular embodiment, the fire exit system may include a motor mechanically coupled to a window such that the motor, when turned on, causes the window to open, a controller coupled to the motor, and a switch coupled to the controller. When the switch is activated, the controller is configured to turn on the motor to open the window.
Claims18
A fire exit system comprising:
- a guide bar;
- a carriage slidably mounted on the guide bar and attached to a sash of a window;
- a motor mechanically coupled to the carriage;
- a controller coupled to the motor;
- a switch coupled to the controller,
- a limiting switch coupled to the controller;
- and
- a fire alarm coupled to the switch, wherein
- the switch is inoperative unless the switch is enabled by the fire alarm;
- when the fire alarm detects a fire, the fire alarm enables the switch such that the switch is operative;
- when the switch is operative and activated, the controller turns on the motor to open the sash;
- and
- when the carriage activates the limiting switch, the controller turns off the motor to stop moving the sash.
10 more elements
Dependencies are inferred from the claim text.