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| Number | Title | Issue Date |
| 7137484 | Safety system for restraining movement of elevator car when car doors are open A safety system for restraining movement of an elevator car employing a bi-directional safety and an associated car mounted governor with a linkage, between the governor and the elevator car door, including a brake cable and clutch, wherein the governor would operat... | 11/21/2006 |
| 7021429 | Elevator system indicating assigned car An elevator system includes a hall operation panel in an elevator hall and from which a destination floor is input; a group control which assigns a car to be stopped at the destination floor input from the hall operation panel; hall lanterns in the elevator hall for... | 04/04/2006 |
| 6997288 | Floor number display at landing and in car, informative to elevator passengers Floor number displays informative to the elevator passengers at the landing and in the elevator car when the passengers issue destination calls to the elevator. ... | 02/14/2006 |
| 6902041 | Method and system to select elevator floors using a single control A system enables a handicapped person to select a destination floor in an elevator using a single control and comprises a first mechanism to sequentially enumerate potential destination floors, a second mechanism enabling user selection of a desired destination floo... | 06/07/2005 |
| 5831227 | Differential magnetic alignment of an elevator and a landing An apparatus for determining if an elevator car is level with respect to a landing comprises: a first magnet disposed proximate to the landing; a second magnet disposed proximate to the landing; a sensor for providing a level signal in response to detecti... | 11/03/1998 |
| 5565661 | Surface mounted indicating element for elevators An elevator operational status indicating element includes a base plate with opposed bent ends mounted on a wall by screws. Pins are provided on the lower side wall of a housing open at the wall side to couple the housing with the lower bent end of the ba... | 10/15/1996 |
| 5460118 | Surface mounted modular signal device for elevators A modular signal device which fills the need of the elevator industry for differing types of signal devices wherein a surface mounted base plate includes turned up small ends, with a cover ring surrounding the base plate and utilizing a bolt at one small ... | 10/24/1995 |
| 5433295 | Indicating element for elevators An indicating element for an elevator includes a cover plate having an opening formed therein through which a lens extends. Positioned behind the lens is a light diffuser having an area formed in the shape of a symbol to be displayed. A plurality of light... | 07/18/1995 |
| 5379865 | Surface mounted indicating element for elevators An elevator operational status indicating element includes a base plate with opposed bent ends mounted on a wall by screws. Pins are provided on the lower side wall of a housing open at the wall side to couple the housing with the lower bent end of the ba... | 01/10/1995 |
| 5325022 | Single, bi-color elevator hall enunciator lantern An elevator hall enunciator lantern includes an array (FIG. 2, FIGS. 4-8) of dual light, light emitting diodes 12-16, 56, 57 to be energized by a signal 35, 35a indicating the arrival of an up traveling elevator or the signal 36, 36a indicating the arriva... | 06/28/1994 |
| 5317114 | Elevator system having dynamic sector assignments Method and apparatus is disclosed for operating an elevator system that includes a group of elevator cars servicing a plurality of floor landings divided into Sectors. The method includes the steps of, with a controller associated with each elevator car o... | 05/31/1994 |
| 5300739 | Cyclically varying an elevator car's assigned group in a system where each group has a separate lobby corridor Elevator swing cars 37 have doors 50 opening into a low rise lobby service corridor 31 and doors 51 opening into a medium rise lobby service corridor 32 with car panels 52 associated with the low rise group of floors (such as floors 1-13) and car panels 5... | 04/05/1994 |
| 5300738 | Apparatus for registering and indicating hall calls at an elevator entryway with a ticket dispenser A call registering and indicating device located at an elevator entryway issues a ticket to assist an inattentive or diverted passenger on a floor who overlooks the optical indication of the allocated elevator or forgets the noted indication prior to the ... | 04/05/1994 |
| 5239142 | Selection of an elevator for service based on passenger location and elevator travel time A system for selecting an elevator in a group consisting of elevators serving the floors of a building, each floor being provided with call input devices for the input of the passengers' calls, the elevator group having a group control unit controlling th... | 08/24/1993 |
| 4972926 | Hall information system for elevator A hall information system for an elevator having a hall operation panel including a plurality of destination buttons corresponding to a plurality of destination floors. Hall and destination calls are registered in response to the actuation of the destinat... | 11/27/1990 |
| 4832157 | Displaying device for elevator An elevator displaying device for displaying, in addition to the car position of the elevator, operating conditions, such and opening and closing states, of the car door to alert passengers who are about to get on the car of possible dangers resulting fro... | 05/23/1989 |
| 4724933 | Display apparatus for elevator In a display apparatus for an elevator wherein a display unit disposed in a cage or a hall of the elevator is divided into two display regions, and as the cage approaches the hall, a lighting area in the first display region is gradually decreased, while ... | 02/16/1988 |
| 4711324 | Service indicating device for elevators An indicating device for which the passengers waiting at a floor can recognize immediately whether the calls entered by them at the floor for desired destination floors have been assigned to an arriving car so that rapid entry decisions can be taken. To t... | 12/08/1987 |
| 4587511 | Elevator system with hall lamp status monitoring An elevator system in which an elevator car serves the floors of a building under the direction of a car controller. A hall lantern controller and associated hall lamps are located at each floor served by the elevator car. A serial hall lantern riser exte... | 05/06/1986 |
| 4064971 | Elevator service information apparatus In an elevator system including a plurality of elevator cars adapted to serve a plurality of floors, an elevator service information apparatus which predicts the arrival order of the elevator cars arriving at a predetermined floor to give car awaiting pas... | 12/27/1977 |
| 4032882 | Elevator system An elevator system including an elevator car mounted for movement in a building to serve the floors therein. The elevator system includes control apparatus for selecting the service direction in which the elevator car will proceed from a floor it is servi... | 06/28/1977 |
