| Patent Number |
Title Of Patent |
Date Issued |
| D325355 |
Elevator hall traffic sensor housing |
April 14, 1992 |
|
| 6152265 |
Accommodating visually handicapped in elevator up-peak channeling |
November 28, 2000 |
| In an elevator system utilizing up-peak channeling which displays the floors of the sectors to be served by each elevator during its next trip, visually handicapped persons alert the system by means of a signal transmission from a portable device, and are then enabled to enter a car |
| 6038980 |
Transferring freight or passenger cabs between moving bogies |
March 21, 2000 |
| Cabs, such as passenger and freight cabs, are transferred from one horizontal transport bogie that is moving along a track to another horizontal transport bogie moving at the same speed on an adjacent track. The cab may be transferred from one train or shuttle of moving bogies to ano |
| 5969304 |
Elevator system having high rise elevator without express zone |
October 19, 1999 |
| An elevator system comprises a plurality of low rise elevators providing service between a lobby floor and the highest floor of a low rise in the building, high rise elevators providing express service between a lobby floor and the lowest floor of a high rise in the building as well as |
| 5924524 |
Integrated, multi-level elevator shuttle |
July 20, 1999 |
| An elevator system provides service between a ground level and each of three upper levels through a single elevator shuttle hoistway system. Three elevator cabs 34-36, B, D, F are moved in a triple deck elevator car frame 35, or a four deck elevator car frame 75 in a low hoistway 26, 76; |
| 5862886 |
Pretorque to unload elevator car/floor locks before retraction |
January 26, 1999 |
| To prevent elevator rope stretch effects when a horizontally transferable elevator cab (18) is rolled onto and off of an elevator car frame (10), an elevator car/floor lock (31) includes a bolt (47) which extends across the interface between the car frame and the building and engages a s |
| 5861586 |
Horizontal and vertical passenger transport |
January 19, 1999 |
| Elevator cabs are transferred between elevators, which may be shuttles, in various levels of a building, such as transport floors, in response to car calls registered in the cabs and hall calls registered on the transport floors. The cabs may be transferred from carriages or bogeys onto |
| 5829553 |
Fail-safe movement of elevator cabs between car frames and landings |
November 3, 1998 |
| A first slidable auxiliary pinion (58a) on the bottom of a horizontally moveable elevator cab A (FIGS. 2-6) disposed on a car frame (14) or a landing is moved out from under the cab toward another car frame (13) or landing by means of a motorized pinion (56) until it engages a motorized |
| 5823299 |
Shuttle elevators feeding local elevators |
October 20, 1998 |
| A plurality of express shuttle elevators S1-S4 exchange elevator cabs at a transfer floor 26 with local elevators L1-L10 by means of a carriage 107, the casters of which 93 are guided by tracks 70-83. The transfer floor has linear induction motor (LIM) primary segments 60-67 disposed on |
| 5785153 |
Synchronizing elevator arrival at a level of a building |
July 28, 1998 |
| The arrival of each of four dual-hoistway shuttle elevators S1-S4 is synchronized with a selected one of ten local elevators L1-L10, or ten low rise elevators L1-L10 and ten high rise elevators H1-H10 at a transfer floor 26 by limiting 140 the speed of the shuttle, gradually 149, or |
| 5773772 |
Transferring elevator cabs between non-contiguous hoistways |
June 30, 1998 |
| A plurality of express shuttle elevators S1-S4 exchange elevator cabs at a transfer floor 26 with local elevators L1-L10 by means of a carriage 107, the casters of which 93 are guided by tracks 70-83. The transfer floor has linear induction motor (LIM) primary segments 60-67 disposed on |
| 5771995 |
Locking elevator car frame to building during loading/unloading horizontally moveable cab |
June 30, 1998 |
| To prevent elevator rope stretch effects when a horizontally transferable elevator cab (18) is rolled onto and off of an elevator car frame (10), an elevator car/floor lock (31) includes a bolt (37) which extends across the interface between the car frame and the building and engages a s |
| 5758748 |
Synchronized off-shaft loading of elevator cabs |
June 2, 1998 |
| An elevator cab X is moved from a hoistway TL to a car frame (11) simultaneously with moving a cab Y from the car frame (11) onto a landing TR. Double deck car frames (11a) may be utilized with cars P, Q going in the opposite direction of cars X, Y as they are transferred between the |
| 5752585 |
Elevator shuttle with auxiliary elevators at terminals |
May 19, 1998 |
| Elevator cabs A-C move upwardly through three or more contiguous overlapping hoistways 38-40 in the upper decks of double deck car frames 41-43, and move downwardly through the hoistways in the lower decks (or vice versa). To switch between decks, the cabs are offloaded from the hois |
| 5749441 |
Extra deck elevator shuttle |
May 12, 1998 |
| An elevator shuttle includes a plurality of elevator hoistways (14, 19, 24) which overlap, the elevator car frames (13, 21, 25) traveling in each hoistway including two decks per cab being carried by the car frame, plus an extra deck on car frames (20) in other than the highest (24) and |
| 5732795 |
Power and communication for elevator car without traveling cable |
March 31, 1998 |
| Normal power for the fan (22), lights (23), operating car panel (26), and cab controller functions (29) is provided from a voltage regulator (41) driven by a flywheel motor generator (38) which is accelerated when the elevator car (11) is near a landing by power supplied through brushes |
| 5712456 |
Flywheel energy storage for operating elevators |
January 27, 1998 |
| An elevator system, having a three phase rectifier (20) which converts energy from a three phase AC main (21) to provide DC power on a bus (19) to a three phase inverter (18) that drives a three phase inductive hoist motor (17), utilizes regenerated energy applied (46, 47) to a boost |
| 5695024 |
Car operated safety gate for horizontally transferrable elevator cab |
December 9, 1997 |
| A safety gate (24) is slidable vertically from an upper position at an elevator cab landing (22) where it obstructs movement of the elevator cab (20) into a hoistway, and a lower position that permits cab travel between a car frame (29) and the landing. An actuator (42) normally urges th |
| 5663539 |
Passenger transfer, double deck, multi-elevator shuttle system |
September 2, 1997 |
| Double deck elevator cars (10-12) are moveable in corresponding adjacent overlapping hoistways (7-9). Passengers entering the bottom deck (39) from a ground landing are transferred into the bottom deck (47) of a second elevator as passengers in the upper deck (46) of the second elevator |
| 5660249 |
Elevator cabs transferred horizontally between double deck elevators |
August 26, 1997 |
| Horizontally moveable elevator cabs (22, 23) are transferred from the upper deck of a first car frame (26) to the upper deck of a second car frame (27) and from the lower deck of the second car frame to the lower deck of the first car frame. Three elevator hoistways, each with a double d |
| 5657835 |
Elevator shuttle employing horizontally transferred cab |
August 19, 1997 |
| A horizontally moveable elevator cab (14) is transferred between a plurality of car frames (16-18) in successive hoistways (11-13) by horizontal motive means (44-47) in response to a signal processing controller (43, FIGS. 4 and 5). |
| 5655625 |
Emergency elevator cab commandeering shuttle |
August 12, 1997 |
| A particular elevator (1-9) is commandeered to transfer an emergency cab F to (or near) a floor where an alarm has been sounded. The commandeered car is brought to the floor FF where the emergency cab is parked. The fire cab is exchanged for the normal cab C on the commandeered car, and |
| 5651426 |
Synchronous elevator shuttle system |
July 29, 1997 |
| Horizontally moveable elevator cabs A-E are transferrable between the car frames (72) of two elevators HI, LO in adjacent hoistways which extend between at least three levels (GND, MID, SKY) of a building, and between the car frames and landings L, R at said levels. The vertical movement |
| 5601156 |
Maintaining communications and power during transfer of horizontally moveable elevator cab |
February 11, 1997 |
| A socket plug assembly (44) on an elevator cab (10) may engage with complimentary socket plug assemblies (46) on either of two car frames (11, 13) when it is horizontally moved therebetween. A socket plug assembly (44a) on a horizontally moveable elevator cab may have a horizontal in |
| 5564550 |
Adapting escalator speed to traffic using fuzzy logic |
October 15, 1996 |
| In one embodiment, fuzzy sets indicative of the degree to which the time since the last passenger boarded an escalator can be deemed to be zero, a very long time, or something in between, are combined with fuzzy sets indicative of the extent to which the maximum number of passengers in a |
| 5480005 |
Elevator swing car assignment to plural groups |
January 2, 1996 |
| An elevator system has a low rise group of floors and a high rise group of floors and a swing car having doors and car call buttons enabling it to operate in either the low rise or high rise, the swing car being assignable to one or the other rise depending upon the burden, but also |
| 5460245 |
Elevator swing car service of interrise hall calls |
October 24, 1995 |
| In an elevator system having a low rise group of floors and a high rise group of floors and a swing car having doors and car call buttons that enable it to operate in both the low rise group of floors and the high rise group of floors, interise hall calls made within one of said group of |
| 5454448 |
Elevator call buttons having plural illuminated indications of availability and use |
October 3, 1995 |
| Elevator car call buttons and hall call buttons are illuminated in a first fashion (such as a first color or intermittent flashing) to indicate that the service corresponding to that call button is available to passengers (while buttons corresponding to unavailable service would have eit |
| 5300739 |
Cyclically varying an elevator car's assigned group in a system where each group has a separate |
April 5, 1994 |
| 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 53 associated with floors of the m |
| 5286930 |
Variable elevator door dwell time based upon time of notification of assigned car |
February 15, 1994 |
| Elevator door dwell time is varied as a function of arrival time so that a show-and-go time is met. The show-and-go time is the time from when the passengers are shown which elevator to board to the time when the elevator door is ready to close after the pasengers have entered the elevat |
| 5271484 |
Selectable notification time indicating elevator car arrival |
December 21, 1993 |
| The present invention is directed to notifying a user of an arriving elevator car in response to a hall call registered by the user, wherein notification occurs a threshold time value before elevator car arrival. In the preferred embodiment, an elevator car is assigned to a floor in |
| 5266757 |
Elevator motion profile selection |
November 30, 1993 |
| An elevator system including a variable speed motive means is disclosed wherein the motive means is controlled in response to a selected motion profile to effect desired operation of the elevator car. Multiple elevator car motion profiles are stored and a appropriate profile is selected |
| 5168133 |
Automated selection of high traffic intensity algorithms for up-peak period |
December 1, 1992 |
| During up-peak, a dispatcher selecting method chooses among three dispatching algorithms: (i) an up-peak sectoring scheme triggered when two cars leave the lobby fully loaded, (ii) static sectoring, and (iii) dynamic sectoring, in response to any of three criteria: car load, floor po |
| 4815568 |
Weighted relative system response elevator car assignment system with variable bonuses and penal |
March 28, 1989 |
| An elevator control system employing a micro-processor-based group controller (FIG. 2) which communicates with the cars (3, 4) of the elevator system to determine conditions of the cars and responds to hall calls registered at a plurality of landings in the building serviced by the c |
| 4804069 |
Contiguous floor channeling elevator dispatching |
February 14, 1989 |
| An elevator system contains a group of elevator cars. A group controller contains signal processing means for controlling the dispatching of the cars from a main floor or lobby in relation to different group parameters. During up-peak conditions, each car is dispatched from the main floo |
| 4792019 |
Contiguous floor channeling with up hall call elevator dispatching |
December 20, 1988 |
| An elevator system contains a group of elevator cars. A group controller contains signal processing means for controlling the dispatching of the cars from a main floor or lobby in relation to differnt group parameters. During up-peak conditions, each car is dispatched from the main floor |
| 4401190 |
Cars/floors and calls/cars elevator assignments |
August 30, 1983 |
| An elevator system employs a microprocessor-based group controller to control the service of a group of elevator cars to a plurality of floor landings in a building. The group controller includes zone-control type operation, including up peak traffic handling, down peak traffic handling, |
| 4365694 |
Preventing elevator car calls behind car |
December 28, 1982 |
| A microprocessor cab controller for an elevator car processes signals to control car calls by means of routines which prevent car calls from being registered behind the advancing direction of the car unless the car is headed for the lobby without further demand or the car has no advance |
| 4363381 |
Relative system response elevator call assignments |
December 14, 1982 |
| An elevator control system employes microprocessor-based group controller which communicates with the cars of the elevator system to determine conditions of the cars and responds to hall calls registered at a plurality of landings in the building serviced by the cars under control of |
| 4352412 |
Elevator express priority service |
October 5, 1982 |
| Requests for elevator express priority service are assigned to a car committable to the floor of the request if possible, or otherwise to a car which can reach the floor of the request sooner than other available cars. Whenever there are requests for express priority service and no cars |
| 4352411 |
Elevator floor cutoff |
October 5, 1982 |
| A microprocessor cab controller for an elevator car processes signals to control car calls by means of routines which prevent car calls from being registered behind the advancing direction of the car unless the car is headed for the lobby without further demand or the car has no advance |
| 4352410 |
Operational control of elevator car calls |
October 5, 1982 |
| A microprocessor cab controller for an elevator car processes signals to control car calls by means of routines which prevent car calls from being registered behind the advancing direction of the car unless the car is headed for the lobby without further demand or the car has no advance |
| 4350226 |
Elevator floor stop look-ahead |
September 21, 1982 |
| A group controller (17, FIG. 1) for an elevator system servicing a plurality of cars (3, 4) provides next higher demand signals (21, 23, FIG. 4) in addition to higher and lower demand signals (13, 18, FIG. 4), and provides next hall stop commands (8, 11, FIG. 3) in addition to down hall |
| 4349087 |
Elevator motor/generator run protocol |
September 14, 1982 |
| A plurality of elevators operating under the control of a group controller may provide a start request to the group controller in response to service demand when their MG sets have not been commanded to run, and in the absence of a responsive MG start command from the group controller, c |
| 4323142 |
Dynamically reevaluated elevator call assignments |
April 6, 1982 |
| An elevator control system employs a microprocessor-based group controller which communicates with the cars of the elevator system to determine the condition of the cars, and responds to hall calls registered at a plurality of landings in the building serviced by the cars under control |
| 4305479 |
Variable elevator up peak dispatching interval |
December 15, 1981 |
| A plural elevator system having a group controller for controlling the joint response of a plurality of elevator cars to the needs of a building, employs a microprocessor-based group controller for providing up peak, down peak and other zone-controlled elevator functions. The group c |
| 4299309 |
Empty elevator car determination |
November 10, 1981 |
| An elevator system includes a microprocessor-based cab controller mounted directly on an elevator car. The activity of passenger-actuatable switches within the elevator car, such as car call, open door, emergency stop switches, and the like, is monitored as an indication of the presence |
| 4124102 |
Elevator control system |
November 7, 1978 |
| An elevator control system having a car processor, its associated car processor memory and car logic circuitry individually associated with each car to apply a first set of car control signals to the car associated control equipment to cause it to operate the car in a particular manner |
