Abstract:
An elevator system includes an elevator car to travel in a hoistway; a linear propulsion system to impart force to the elevator car, the linear propulsion system including: a secondary portion mounted to the elevator car, the secondary portion including a plurality of magnetic poles; and a primary portion mounted in the hoistway, the primary portion including a plurality of coils; and a drive coupled to the primary portion, the drive providing drive signals to at least a section of the primary portion; wherein the drive generates 6 phases of drive signals, each coil associated with one of the 6 phases.
Abstract:
An elevator system includes a car disposed in and constructed and arranged to move along a hoistway that includes a centerline and is defined by a stationary structure. A plurality of position sensors of a position detection assembly are configured to be stationary with respect to the stationary structure and are spaced along the hoistway. The plurality of position sensors are configured to measure a magnetic field characteristic associated with the car, and thereby provide continuous car position data to the elevator system.
Abstract:
A conveyance system includes a car; a machine for imparting motion to the car, the machine including a stator and a rotor, the stator including 12*k stator teeth, the rotor including 11*k rotor poles, wherein k is a natural even number, the machine including windings located at the stator teeth, the windings arranged in 6 phases; and a drive unit for providing drive signals to the machine, the drive unit including a plurality of drives, the number of drives being an integer multiple of 2.
Abstract:
An elevator system includes a hoistway; an elevator car to travel in the hoistway; permanent magnets mounted to one of the elevator car and the hoistway; and a stator mounted to the other of the elevator car and the hoistway, the stator including windings coacting with the permanent magnets to control motion of the elevator car in the hoistway, the stator having a stator core supporting the windings, the stator core being electrically non-conductive.
Abstract:
A transfer station (40) for a ropeless elevator system includes a plurality of lanes (13) configured to accommodate vertical travel of an elevator car (14) therein. Also included is a parking area (42) located adjacent at least one of the plurality of lanes (13). Further included is a carriage (46) moveable between the plurality of lanes (13) and the parking area (42), the carriage (46) configured to support and move the elevator car (14) in a horizontal direction. Yet further included is a car (14) disengagement mechanism (50) engageable with the elevator car (14) for disengagement of the elevator car (14) from a primary propulsion mechanism of the car (14) within the plurality of lanes (13) and for movement of the elevator car (14) between at least one of the plurality of lanes (13) and the parking area (42).
Abstract:
A transfer station (40) for a ropeless elevator system hoistway (11) is provided. The transfer station (40) includes a first lane (13, 15, 17), a second lane (13, 15, 17), and a parking area (42) located proximate one of the first lane (13, 15, 17) and the second lane (13, 15, 17). The transfer station (40) also includes a plurality of carriages (46) moveable within the first lane (13, 15, 17), the second lane (13, 15, 17), and the parking area (42), the plurality of carriages (46) configured to support and move an elevator car (14). The transfer station (40) further includes a cassette (44) configured to support and move the plurality of carriages (46). The transfer station (40) yet further includes a guiding member (48) engaged with the cassette (44), wherein the position of each of the plurality of carriages (46) relative to the first lane (13, 15, 17), the second lane (13, 15, 17) and the parking area (42) is modified by horizontal or vertical movement of the cassette (44).
Abstract:
An elevator system includes an elevator car (14) to travel in a hoistway; and a linear propulsion system to impart force to the elevator car; the linear propulsion system including: a secondary portion (18) mounted to the elevator car; and a primary portion (16) mounted in the hoistway; the primary portion including: a mounting assembly (50) including: a mounting panel (52); a plurality of coils (51) mounted to the mounting panel; and a cover (70) secured to the mounting panel, the cover and mounting panel enclosing the coils.
Abstract:
Enclosed space air conditioning systems having air conditioning module(s) with an enclosure defining a cavity, a thermoelectric element arranged to condition air within the cavity, an air direction mechanism to direct air from the cavity into an enclosed space, and an electronics package for controlling the air direction mechanism and the thermoelectric element, the electronics package including a detection element to detect when an occupant in the enclosed space is in proximity of the at least one air conditioning module. The electronics package is configured to activate the air direction mechanism and/or the thermoelectric element when the occupant is detected, deactivate the activated air direction mechanism and/or thermoelectric element when the occupant is no longer in proximity, and/or activate the air direction mechanism and/or the thermoelectric element to maintain an enclosed space preset condition.
Abstract:
A transport system for a ropeless elevator system hoistway (11) is provided and includes a first lane (13, 15, 17) and a second lane (13, 15, 17). Also included is a parking area located proximate one of the first lane (13,15, 17) and the second lane (13, 15, 17). Further included is a transport assembly for moving an elevator car (14) between the parking area and one of the first and second lane (13, 15, 17). The transport assembly includes a transport structure (80) operatively coupled to a roof (82) of an elevator car (14). The transport assembly also includes a transport beam (84) engageable with the transport structure (80) to support the elevator car (14) by the roof (82) upon alignment of the transport structure (80) and the transport beam (84), the elevator car (14) guided into or out of the parking area by the transport beam (84).
Abstract:
A guide assembly (60) for guiding movement of an elevator car (30) is provided including a first (66) and second (68) guide support coupled to the elevator car (30). The first guide support (66) and the second guide support (68) are separated from one another by a gap (G) wider than an adjacent primary portion (42) of a propulsion system (40) of the elevator car (30). A pair of first guides (70) is mounted to the first (66) and second (68) guide support, respectively. The first guides (70) are substantially parallel and are configured to guide movement of the elevator car (30) in a first direction to maintain a clearance between the primary (42) and secondary (44) portions of the propulsion system (40) of the elevator car (30). A second guide (72) is mounted to one of the first (66) and second (68) guide support. The second guide (72) is oriented substantially perpendicular to the first guides (70). The second guide (72) is configured to guide movement of the elevator car (30) in a second direction.