Double-deck elevator
AssigneeToshiba Elevator Kabushiki Kaisha
InventorsKosei Kamimura, Ikuo Asami
Life of this patent
Estimating the term…
Abstract
A double-decker elevator includes a winch, an upper car, a lower car, a car support frame supporting the upper and lower car, a car space adjusting device capable of adjusting the space between the upper and lower car, and an emergency operation controller. When the car space adjusting device is unable to operate normally, the emergency operation controller operates the winch to move the car support frame such that the upper and lower car are located sequentially at positions corresponding to adjacent floors, respectively.
Claims25
A double-deck elevator comprising:
- a car support frame;
- a winch for vertically moving the car support frame;
- a first car supported on the car support frame and provided with a door;
- a second car supported on the car support frame and provided with a door;
- a car space adjusting device mounted on the car support frame and capable of adjusting a space between the first and the second car according to a floor height difference between two adjacent floors, to which the first and the second cars are to be landed;
- and
- an emergency operation controller that monitors a condition of the car space adjusting device and, when the car space adjusting device is unable to operate normally, operates the winch in order to move the car support frame vertically such that the first car and the second car are located at positions corresponding to a first floor and a second floor, to which the first and the second cars are able to be landed, respectively, and opens and closes the doors of the first and the second cars, according to at least one predetermined operating procedure.
A double-deck elevator comprising:
- a car support frame;
- a winch for vertically moving the car support frame;
- a first car supported on the car support frame and provided with a door;
- a second car supported on the car support frame and provided with a door;
- a car space adjusting device mounted on the car support frame and capable of adjusting a space between the first and the second car according to a floor height difference between two adjacent floors, to which the first and the second cars are to be landed;
- and
- an emergency operation controller that monitors a condition of the car space adjusting device and, when the car space adjusting device is unable to operate normally, operates the winch in order to move the car support frame vertically such that the first car is landed to a floor and the second car is landed to a floor.
A double-deck elevator comprising:
- a car support frame;
- a winch for vertically moving the car support frame;
- a first car supported on the car support frame and provided with a door;
- a second car supported on the car support frame and provided with a door;
- a car space adjusting device mounted on the car support frame and capable of adjusting a space between the first and the second car according to a floor height difference between two adjacent floors, to which the first and the second cars are to be landed;
- and
- an emergency operation controller that monitors a condition of the winch and, when the winch is unable to operate normally, operates the car space adjusting device to move the first car and the second car vertically such that the first and the second cars are located at positions corresponding to a first floor and a second floor, to which the first and the second cars are landed, respectively, and opens and closes the doors of the first and the second cars.
The double-deck elevator according to clam 22, wherein the passenger detectors are TV cameras and image processors that detects passengers on the basis of video signals provided by the TV cameras installed respectively in the first and the second cars, or man sensors installed respectively on the first and the second car.
Dependencies are inferred from the claim text.