Abstract: A double-deck elevator car has first and second vertically spaced cars each accessible via a different floor in a stop position, a car frame with at least one longitudinal support, a first support structure in the frame supporting the first car, a second support structure in the frame supporting the second car, and a linear guide movably coupling the first support structure to the longitudinal support. The linear guide has at least one rail element fastened to the longitudinal support, and at least one coupling element slidably mounted on the rail element and fastened to the first support structure. The coupling element has first and second mounting portions mounting on the rail element and a fastening portion fastening the coupling element to the first support structure. A drive moves the first support structure relative to the second support structure.

Abstract: An elevator car (1) defines an interior space (2) for accommodating passengers and/or cargo. The elevator car (1) includes a support frame (8) positioned above the interior space (2), a working platform (12) moveable between a stowed position, above the interior space (2), and an operational position, suspended within the interior space (2), and at least one suspension arrangement (14) arranged to suspend the working platform (12) from the support frame (8). The working platform (12) includes a platform opening (15) and a platform emergency escape door (13). The platform emergency escape door (13) is movable between a closed position in which the platform door (13) covers the platform opening (15) and an open position in which the platform emergency escape door (13) at least partially does not cover the platform opening (15).

Abstract: An illustrative example embodiment of an elevator door lock includes a latch that is moveable between a locking position and a released position. The latch includes a locking surface configured to engage a stop when the latch is in the locking position. A magnet is situated to magnetically attract a portion of the latch to selectively move the latch from the locking position into the released position.

Abstract: A vehicle arm adapter that includes a base member, a platform assembly coupled to the base member, and an adjustable frame retaining assembly coupled with the platform assembly. The base member can selectively couple with a lifting arm of a vehicle lift. The platform assembly includes a vehicle engagement surface. The platform assembly can engage and lift a vehicle in coordination with the vehicle lift. The adjustable frame retaining assembly includes a first retractable assembly and a second retractable assembly that are both capable of actuating between an extend configuration and a retracted configuration. The first and second frame retaining assemblies can cooperate to contain a first subset of vehicle frames in the extended configuration. The first and second frame retaining assemblies are prevented from retaining a second subset of vehicle frames in the retracted configuration.

Abstract: A configurable service lift for servicing a utility vehicle in a cantilevered elevated condition. A carriage is carried on a vertical mast for travel between its lower and upper ends. The carriage independently supports the inboard and the outboard ends of the utility vehicle using at least one inboard platform and at least one outboard attachment carried on a boom. The inboard platform attached to the carriage and supports the inboard end of the utility vehicle. The boom extends longitudinally rearwardly to a distal lifting end upon with the outboard attachment is secured. The distal lifting end is moveable relative to the carriage in three directions—vertically, longitudinally and laterally. Retractable outrigger legs can be added for stability. The service lift can be a stationary fixture or configured with a towing package for mobile use. Optional tool holding accessories and an integrated waste oil receptacle are possible.

Abstract: An elevator includes a car, a counterweight, and a hoisting member connecting the car with the counterweight over a traction sheave. A free fall protection system includes a free fall protection controller, a free fall protection member connecting the car with the counterweight over the traction sheave or over a separate free fall sheave. The car and the counterweight are supported by the hoisting member in normal operation and by the free fall protection member only in a situation in which the hoisting member support fails. At least one free fall protection brake is arranged to stop the movement of the free fall protection member and thereby also the movement of the car and/or the counterweight, when being activated by the free fall protection controller.

Abstract: A frictionless safety brake actuator, for use in an elevator system, includes at least two stators; a magnet array positioned between the stators; a linkage attached to the magnet array; and a biasing arrangement. The linkage is actuatable to move a safety brake into frictional engagement with an elevator guide rail. The magnet array is moveable between a first position in which the linkage is actuated and a second position in which the linkage is not actuated. The biasing arrangement is arranged to bias the magnet array towards the first position. The magnet array includes a first magnet set and a second magnet set which comprise at least one magnet each and at least three magnets in total. The magnet(s) of the first magnet set is/are arranged alternately with the magnet(s) of the second magnet set in a stack.

Abstract: An illustrative example embodiment of an elevator propulsion device includes at least one drive member configured to engage and climb along a vertical structure, a motor module including at least one motor configured to cause movement of the drive member and corresponding movement of an elevator cab, and a power supply including at least one energy source that is configured to provide power to the motor. The power supply is situated adjacent the motor module such that a mass of the at least one energy source provides a noise barrier to reduce transmission of noise from the motor into the elevator cab.

Abstract: An elevator counterweight assembly (11) includes a counterweight structure (38), at least one safety brake (12a, 12b) mounted on the counterweight structure (38), and a safety actuation mechanism (16) including a connection (17) for a suspension member (18). The safety actuation mechanism (16) is configured to move, relative to the counterweight structure (38), between a normal position, and a safety position. In the safety position the safety actuation mechanism (16) is arranged to actuate the at least one safety brake (12a, 12b) and thereby brake the counterweight structure (38). The counterweight assembly (11) also includes a mechanical actuator (22), configured, when actuated, to apply a force to the safety actuation mechanism (16) and thereby move the safety actuation mechanism (16) from the normal position to the safety position, e.g. for the purposes of a handover test.

Abstract: Disclosed embodiments provide techniques and apparatus for installing an elevator. A support frame is assembled at the top of an elevator passage. The permanent elevator motor is installed in the support frame. The permanent motor is then used to hoist materials as needed to build out the elevator system. Once built, the permanent motor that is already installed and has had hours of usage to verify its operation, is used for movement of the elevator car for the completed elevator system.

Abstract: An elevator safety system and elevator equipment. The elevator safety system includes a safety unit which has a safety device and a trigger, the trigger is connected with the safety device and outputs an acting force from its output end to the safety device for actuating the safety device to perform safety operation to the elevator, the safety unit further includes a force amplifying device provided between the trigger and the safety device for amplifying the acting force output from the output end and then transmitting the amplified acting force to the safety device.

Abstract: A catching device for a traveling body in an elevator system and a method for unblocking the catching device include at least two retaining units that can be brought into a blocked state and into an unblocked state, the retaining units retaining the traveling body on a rail in the blocked state. The retaining units are connected to the traveling body such that each of the retaining units and the traveling body can be slid relative to each other within a limited sliding displacement. A first sliding displacement of a first of the retaining units is longer than a second sliding displacement of a second of the retaining units.

Abstract: A conveying-path rotary switching unit that is a conveying path switching device includes a base, stators arranged along conveying paths for branching for a conveying carriage, a first conveying path provided on the base, and a second conveying path that is provided on the base and is different from the first conveying path. As for a conveying path on which the conveying carriage travels, the first conveying path and the second conveying path are switchable by rotation. The stators are used for both the first conveying path and the second conveying path in a shared manner.

Abstract: A suspension body for an elevator includes a core having a belt-like shape, and a covering layer. The core includes a load bearing layer. The load bearing layer is formed of an impregnation resin and a plurality of high-strength fibers. The covering layer covers at least a part of an outer periphery of the core. The plurality of high-strength fibers include a plurality of kinds of high-strength fibers.

Abstract: The invention relates to a movable machine room comprising a support platform of a hoisting machine, the support platform comprising one or more releasable mounting mechanisms for releasably mounting the moveable machine room in a hoistway, and a hoisting machine mounted on the support platform; a working platform on top of the support platform, preferably forming a roof of the moveable machine room and/or comprising handrails; and at least one support structure supported by which the working platform rests on the support platform; and wherein each said support structure is selectively actuatable to expand in vertical direction for hoisting the working platform higher above the support platform taking reaction force from the support platform, or to contract in vertical direction for lowering the working platform back towards the support platform. The invention relates to an arrangement and a method implementing the movable machine room.

Abstract: According to an aspect, there is provided an elevator system comprising an elevator car configured to move in an elevator shaft; a main safety controller comprising a main safety output and a secondary safety output, wherein the main safety output is configured to control machinery brakes of the elevator car; and a secondary safety circuit connected to the secondary safety output and arranged in the elevator car and comprising at least one safety contact configured to control stopping means arranged in the elevator car; wherein when the at least one safety contact is triggered the secondary safety circuit is configured to control the stopping means to cause stopping of the elevator car.

Abstract: An elevator arrangement having an elevator includes an elevator car having a floor and a roof. The elevator car is provided with one or more extension spaces which are arranged to extend the height of the elevator car during construction time use.

Abstract: A high rise structure multi-level delivery system comprises a vertical conveyor belt system having a plurality of trays configured to carry a specific delivery parcel to a specific floor of a high rise structure. The conveyor is mounted such that a bottom of the conveyor resides in a ground floor room of the high rise structure and a top resides in a roof room on a roof of the high rise structure. The conveyor is capable of being accessed via an interior room located at each level of the high rise structure.

Abstract: An illustrative example embodiment of an elevator includes an elevator car and a drive mechanism connected with the elevator car. The drive mechanism moves with the elevator car in a vertical direction. The drive mechanism includes drive members that are configured to engage surfaces associated with walls near opposite sides of the elevator car, climb along the surfaces to selectively cause movement of the elevator car, and selectively prevent movement of the elevator car when the drive members remain in a selected position relative to the wall.

Abstract: A cable brake includes a pair of brake shoes having braking surfaces facing one another and between which a brake cable is guided. A first brake shoe is movable between a braking position, pressing the cable against the braking surface of the other brake shoe, and a release position, releasing the cable between the brake shoes. A releasable retaining device retains the first brake shoe in the release position, and/or a reset device switches the first brake shoe from the braking position to the release position. Two rotatably mounted pivot arms connected to the first brake shoe are arranged in a parallelogram with one side oriented in parallel with the cable guidance direction. A switchable electromagnet of the retaining device holds the first brake shoe in the release position. The brake shoes, pivot arms, retaining device and reset device are arranged in a housing connected to an elevator car.