Patent application number | Description | Published |
20080289910 | Call Related Elevator Car Identification - Destination calls entered by means of buttons ( | 11-27-2008 |
20090120724 | ELEVATOR SYSTEM WITH MULTIPLE CARS IN A HOISTWAY - An elevator system ( | 05-14-2009 |
20090194371 | MULTI-CAR ELEVATOR HOISTWAY SEPARATION ASSURANCE - A pair of elevator cars ( | 08-06-2009 |
20100065378 | ELEVATOR SYSTEM WITH MULTIPLE CARS IN A SINGLE HOISTWAY - Controlling the movement of elevator cars ( | 03-18-2010 |
20100070245 | ELEVATOR SYSTEM INCLUDING MULTIPLE CARS IN A HOISTWAY DESTINATION ENTRY CONTROL AND PARKING POSITIONS - An elevator system includes multiple cars within a hoistway. Parking positions are provided outside the range of passenger service levels. A destination entry strategy is used by a controller for directing movement of the elevator cars. The inventive combination of multiple cars in a hoistway, parking positions outside of the normal passenger service level range and destination entry car movement control allows for reducing car travel speed, reducing car size or both while still meeting desired handling capacity needs or even exceeding the desired handling capacity associated with another elevator system that requires larger cars, higher speeds and more building space. | 03-18-2010 |
20100270109 | CONTROL STRATEGY FOR OPERATING TWO ELEVATOR CARS IN A SINGLE HOISTWAY - The device for controlling movement of a plurality of elevator cars in a single hoistway includes a door monitor module ( | 10-28-2010 |
20110226557 | ELEVATOR MACHINE SUPPORT - An exemplary elevator system comprises a machine support ( | 09-22-2011 |
20110240407 | ELEVATOR SYSTEM INCLUDING CONTROL ELECTRONICS SUPPORTED ON AN ELEVATOR MACHINE SUPPORT - An exemplary mounting arrangement for components of an elevator system comprises a machine support that is configured to support a load associated with an elevator machine. A support for control electronics that operate the elevator machine is connected to the machine support. | 10-06-2011 |
20110240412 | ELEVATOR BRAKING CONTROL - An exemplary elevator system includes an elevator car. A ( | 10-06-2011 |
20110240828 | ELEVATOR SYSTEM AND INSTALLATION METHOD - An exemplary mounting arrangement for an elevator machine comprises a first portion ( | 10-06-2011 |
20110296772 | ELEVATOR SYSTEM WITH GUIDE RAIL BRACKET - An exemplary door frame assembly that is useful in an elevator system includes a plurality of door frame members including a header, a sill and a plurality of jambs. The door frame members are configured to be secured into a desired position along a hoistway. At least one guide rail bracket is supported by at least one of the door frame members. The guide rail bracket is moveable relative to the door frame member between a handling position in which the guide rail bracket is generally parallel to at least one of the header or the sill and a deployed position in which the guide rail bracket is generally perpendicular to the at least one of the header or sill. | 12-08-2011 |
20110297488 | ELEVATOR SYSTEM DOOR FRAME THAT SUPPORTS GUIDE RAILS - An exemplary elevator door frame includes a sill member and a header member. A plurality of jamb members are generally perpendicular to the sill member and the header member. A plurality of guide rail brackets are supported on at least one of the sill member, the header member or one of the jamb members. The guide rail brackets are configured to receive a portion of a guide rail. | 12-08-2011 |
20110303493 | BRAKE TORQUE CONTROL - An exemplary brake device includes a brake element configured to apply a braking force to resist rotation of an associated component. A mounting member is configured to mount the brake device to a stationary surface. The mounting member is at least partially moveable relative to the stationary surface responsive to a torque on the brake device. A sensor provides an indication of a force associated with any movement of the mounting member relative to the stationary surface responsive to the torque. | 12-15-2011 |
20120000729 | OVER-ACCELERATION AND OVER-SPEED DETECTION AND PROCESSING SYSTEM - An elevator system | 01-05-2012 |
20120000731 | ELEVATOR OVER-ACCELERATION AND OVER-SPEED PROTECTION SYSTEM - An elevator system | 01-05-2012 |
20120000732 | ELECTROMAGNETIC SAFETY TRIGGER - An electromagnetic safety trigger | 01-05-2012 |
20120211311 | ELEVATOR SYSTEM WITH MAGNETIC BRAKING DEVICE - An exemplary elevator system includes an elevator car situated for movement along at least one guide rail. A braking device is supported for movement with the elevator car. The braking device includes a plurality of magnet members and a plurality of cooperating members. The cooperating members are selectively movable between first and second positions relative to the magnet members. In the first position the elevator car is allowed to move along the guide rail. In the second position the magnet members and the cooperating members cooperate to cause an electromagnetic interaction between the braking device and the guide rail to resist movement of the elevator car along the guide rail. | 08-23-2012 |
20130277152 | FRICTIONAL DAMPER FOR REDUCING ELEVATOR CAR MOVEMENT - An exemplary device for use in an elevator system includes at least one friction member that is selectively moveable into a damping position in which the friction member is useful to damp movement of an elevator car associated with the device. A solenoid actuator has an armature that is situated for vertical movement. The armature moves upward when the solenoid is energized to move the friction member into the damping position. The armature mass urges the armature in a downward vertical direction causing the friction member to move out of the damping position when the solenoid is not energized. | 10-24-2013 |
20140008157 | ELEVATOR BRAKING SYSTEM - An elevator system includes one or more rails fixed in a hoistway and an elevator car configured to move through the hoistway along the one or more rails. The system includes one or more braking systems having one more braking surfaces secured to the elevator car and frictionally engageable with one or more rails of the elevator system. One or more actuators are operably connected to the one or more braking surfaces configured to urge engagement and/or disengagement of the one or more braking surfaces with the rail to stop and/or hold the elevator car during operation of the elevator system. | 01-09-2014 |
20140014441 | Optics Based Sensor Device - A feedback system for a motor of an elevator system is provided. The feedback system may include a first sensor and a processing circuit. The first sensor may be disposed in proximity to a drive component of the elevator system and configured to detect a change in position of the drive component. The processing circuit may be configured to receive a first data signal from the first sensor corresponding to the change in position of the drive component and generate a feedback signal for controlling the motor based on the first data signal. | 01-16-2014 |
Patent application number | Description | Published |
20120279808 | WIRELESS DESTINATION ENTRY FOR ELEVATOR DISPATCHING SYSTEM - A method for wireless destination entry in an elevator dispatching system, the elevator dispatching system comprising a wireless transmitter/receiver (T/R) includes receiving a request to join a network of the T/R from a wireless device; pushing a web page from the T/R to the wireless device; receiving a service request by the T/R from the wireless device via the web page; communicating the service request from the T/R to a group controller; and dispatching an elevator car by the group controller to service the service request. A elevator dispatching system and a computer program product comprising a computer readable storage medium contain computer code that, when executed by a computer, implements a method for wireless destination entry in an elevator dispatching system, the elevator dispatching system comprising a wireless transmitter/receiver, are also provided. | 11-08-2012 |
20130228400 | Speed and Position Detection System - An elevator associated within a hoistway and having a speed and position detection system is disclosed. The elevator may include an elevator component associated within the hoistway, an optical sensor associated within the hoistway, an object associated within the hoistway in such a manner to be aligned in a path of the optical sensor, and a processor operatively coupled to the optical sensor. The optical sensor may be capable of emitting a signal and receiving a reflected signal of the emitted signal. The object may have surface features that may reflect the signal. The processor may be capable of processing the reflected signal to provide an output indicative of a speed and position of the elevator component. | 09-05-2013 |
20150240894 | Brake - A brake for machine and method of using the brake is disclosed. The brake may comprise first and second brake linings configured to be frictionally engageable with a rail, a first biasing member configured to urge the first brake lining to engage the rail, and a first actuator configured to move the first brake lining to disengage the rail when the first actuator is energized. The brake may be configured to be mounted on a machine, floor or the like. | 08-27-2015 |