Abstract: To improve a trailer device for a motor vehicle, comprising a holding unit for a crossmember mountable on a vehicle body on the rear-end side thereof and a ball neck receiving body having a ball neck receptacle, into which an insertion portion of a ball neck carrying a coupling ball is insertable and fixable, wherein the ball neck receiving body is arranged mounted on the holding unit so as to be pivotable at least between a working position, in which a ball neck is insertable by means of its insertion portion into the ball neck receptacle, and a rest position, it is proposed that the trailer device comprises a drive, which is coupled to the ball neck receiving body by means of a coupling unit which has a freewheel and which in particular comprises a plurality of coupling elements.

Abstract: Provided is a smart servo motor capable of allowing communication without using any unique ID and an actuator assembly using such smart servo motors. A main controller 11 is connected to a plurality of smart servo motors 1-1 . . . 1-N via a single communication path 13, where the main controller 11 can communicate with the individual smart servo motors using their unique IDs. Operating a selector of one smart servo motor 1-u permits communication between the smart servo motor 1-u and the main controller 11 with a special ID such as code “255”. With this communication, the main controller 11 can retrieve the unique ID assigned to the smart servo motor 1-u.

Abstract: An electricity disconnect apparatus adapted for use with a housing which has the electrical connection inside/at a ceiling or exposed electrically connected device such as a baffle which contains a socket which can be electrically disconnected from the electrical connection of the housing so that the baffle and a source of illumination such as a lightbulb contained therein can be lowered. The lowering of the baffle and an electrical disconnection from the hardwired electricity in the ceiling enables the baffle and lightbulb to be lowered by a pulley cable system. The electrical disconnect and pulley and cable system enable the baffle and source of illumination to be lowered so that it can be reached by a person standing on the floor.

Abstract: A projector suspension device includes a base fixed to a wall, a support member extending from the base and supporting the projector, and an adjustment mechanism that adjusts rotation and a position of the projector. The adjustment mechanism includes a first slide substrate that slides with respect to the support member in a first direction perpendicular to the wall and adjusts the position of the projector in the first direction, a substrate fixed to the first slide substrate, a first rotating substrate that rotates with respect to the substrate, a second rotating substrate that rotates with respect to the first rotating substrate about an axis parallel to the wall and perpendicular to the substrate, and a turning member that adjusts a rotation of the second rotating substrate and has a rotating pivot perpendicular to the base. The second rotating substrate rotates about the axis by rotation of the turning member.

Abstract: A modular lighting system for providing light in various areas includes one or more canopies, a set of buses, a set of hangers for supporting the bars from canopies and, optionally other supports, a set of pendants with light emitting elements and a set of hangers for supporting the pendants from the bars. The bars include two segments with conductive rails disposed or imbedded in their inner surfaces. The hangers have one or two rods and bases shaped and sized for mounting on the bars with the rods contacting the conductive rails. A canopy with ferrules is used to attach the system to the ceiling or other structural surface. The canopy includes a cup and ferrules extending through the cup wall and supporting hangers attached thereto. The ferrules further provide electric power to the hangers.

Abstract: A projector suspension device comprising a base fixed to a wall, a support member extending from the base and supporting the projector, and an adjustment mechanism that adjusts a tilt and position of the projector, the adjustment mechanism including a first member that slides with respect to the support member in a first direction perpendicular to the wall and adjusts the position of the projector in the first direction, a second member fixed to the first member, a third member connected to the second member, a fourth member connected to the third member and that rotates with respect to the third member about an axis parallel to the wall and perpendicular to the first direction, and a turning member that adjusts a rotation of the fourth member about the axis by rotation of the turning member, wherein a rotating pivot of the turning member is perpendicular to the base.

Abstract: A projection-type image display device includes a first housing and a second housing. The first housing houses a light source unit configured to emit light, an image generating unit configured to modulate the light from the light source unit according to a video input signal to generate image light, and a projecting unit configured to project the image light generated by the image generating unit. The second housing includes an output unit configured to output a light signal and/or an input unit configured to input a light signal which are/is exposed and arranged on a surface of the second housing.

Abstract: A carrier system for a medical treatment facility includes a track device that is to be suspended from a ceiling of the medical treatment facility and that determines a curved path, and a lifting device to move a medical device between an upper resting position and a lower operating position, such that the lifting device can move along the path determined by the track device.

Abstract: A mounting device for a flat panel monitor. The mounting device comprises a front panel and a mating second rear panel for connection with one another to form a housing. At least the front panel has a plurality of mounting apertures therein for securing the housing to a desired flat panel monitor while the rear panel has a mounting mechanism which facilitates attachment of the housing to a desired support surface. An internal recess is formed between the front panel and the rear panel, when assembled with one another, and the internal recess is sized for accommodating and retaining at least one peripheral electronic device therein.

Abstract: A projector suspension device for a projector comprises a base to be fixed to a surface on which the projector projects an image, a support member extending from the base and configured to support the projector, and an adjustment mechanism configured to adjust a tilt of the projector.

Abstract: An adjusting apparatus including first and second bases, a pivot shaft, an adjusting unit and a first cable is provided. The second base is disposed under the first base. The first and second bases are pivoted by the pivot shaft. The adjusting unit includes a first adjusting base and a first adjusting rod. The first adjusting rod is passed through the first base and the first adjusting base. The first cable has first and second sections, wherein the first and second sections have first end portions, the first end portions are fixed to the second base, and the first and second sections are held by the first adjusting base. When the first adjusting rod is rotated, the first adjusting base is moved relative first base, such that the first or second section is dragged and the second base is rotated around a first axis relative to the first base.

Abstract: A projector mount is provided, which includes a foundation, a base, a Y axis translation unit, a rod, an X axis translation unit, a telescopic element, a Z axis translation unit and an angle adjusting unit. The base is connected to the foundation. The base is moved in the Y axis relative to the foundation via the Y axis translation unit. The rod is connected to the base. The rod is moved in the X axis relative to the base via the X axis translation unit. The telescopic element is connected to the rod. The telescopic element is moved in the Z axis relative to the rod via the Z axis translation unit. The angle adjusting unit is connected to the telescopic element.

Abstract: A lift assembly including a base, a drive mechanism, and a drum assembly adapted to be driven by the drive mechanism. The drum assembly includes first and second drum segments positioned adjacent each other, each drum segment including a small diameter portion, a large diameter portion, and a tapered portion between the small diameter portion and the large diameter portion. The lift assembly further includes first and second flexible drive elements at least partially wrapped around the small diameter portions of the first and second drum segments, respectively.

Abstract: The invention regards an apparatus for mounting a flat screen on a surface wherein the flat screen comprises at least two fixtures. The apparatus comprises, two mounting members adapted to be attached to the fixtures on the flat screen and a wire with one end connected to one of the mounting members and the other end connected to the other mounting member. The mounting members comprise an axle adapted for the wire to be coiled around for changing the length of free wire between the mounting members and retaining means at a radially greater distance from the wire coiled around the axle, adapted to retain the wire hereby preventing uncoiling of the wire.

Abstract: A cable roller, a system and/or a method extend and/or retract a coiled cable. The cable roller, the system and/or the method secure an article to a fixture while allowing manipulation, testing and/or maneuvering of the article with respect to the fixture. A drum attaches to the fixture. The drum has a sleeve that rotates freely with respect to the central axis of the drum. A spring action of the coiled cable rotates the sleeve to extend and/or to retract the coiled cable from an underside of the fixture.

Abstract: A suspension device for suspending a display unit comprises a fixation element for securing the suspension device to a support surface, and a plurality of suspension members for removably receiving the display unit and suspending the display unit from the fixation element.

Abstract: The invention is a clothes hanging assembly comprising a ceiling-mounted support structure and a height adjustable clothes hanging rod. The support structure includes a plurality of cords and pulleys which enable the rod to be raised or lowered. The rod and hanging clothes items may be hoisted to an elevated position adjacent to the ceiling for drying of clothes or storage of the assembly in a space-saving manner.

Abstract: A method, system, and device for manipulating of surveillance cameras and the like mounted on top of utility poles. The system comprises: a multi-link articulating mechanism connected to a base, having a distal end, and configured to change positions of said distal end between over the base and cantilevered beyond the base; an object support connected to at least two links of the mechanism and configured to rotate from upright position with the distal end being over the base to upside down position with the distal end being cantilevered beyond the base; a winch mounted to the object support having a cable extended through said object support and configured for attaching the detachable object; and control means configured to manipulate the detachable object between being mounted upright and hanged by the cable at a predetermined height.

Abstract: The present invention relates to an apparatus for adjustably mounting a tablet PC or other electronic device for hands-free emplacement in a diverse range of environments. This continuation-in-part application emphasizes varieties of a subcombination apparatus that provides integrated mounting and adjusting means for use either with the present invention or with separate unspecified other devices and objects. The apparatus of the present invention attaches to various surfaces via a mounting means comprising an adjustable suction cup connected to hanger rotatable in multiple dimensions wherein the movement of adjustable parts is regulated by built-in, easily-reversible locking mechanisms. The invention, used with or without the present subcombination apparatuses, enables stable and precise positioning of personal electronic devices in almost any situation where rapid, impromptu, or reversible deployment is desired.

Abstract: A video display system having a plurality of portable video support structures. Each of the portable video support structures includes at least one base support assembly and at least one lift support assembly having a lifting device configured to lift a plurality of video display subcomponents and a retention device receiving and supporting the plurality of video display subcomponents. One or both of the lifting device and the retention device is capable of movement to position the plurality of video display subcomponents and the video display subcomponents detachably engaged with one another to form a substantially continuous display surface. A method of assembling a video display system and a video support structure are also disclosed.

Abstract: A spring bar lift and attachment system includes a bracket assembly, a ratchet mechanism, and a flexible strap. The ratchet mechanism is secured to the bracket assembly, and the bracket assembly is configured to be secured to a portion of a frame of a trailer. The flexible strap includes a ratchet end configured to be wound onto the ratchet mechanism and a spring bar end configured to be secured to a spring bar of a weight distribution hitch that is attached to a tow vehicle. The ratchet end of the flexible strap is configured to be wound onto the ratchet mechanism when the bracket assembly is secured to the frame of the trailer and the spring bar end of the flexible strap is secured to the spring bar.

Abstract: An, adjustable, retractable hanging system that enables hangers to be easily attached, moved, and removed from a ceiling or wall rail. The hanger, which houses a spring-loaded reel and a retractable cable, is backed with a pressure-clip or in an alternate embodiment, a raised platform. The hanger affixes to a ceiling or wall rail by means of a pole and cup assembly. Once attached to a ceiling or wall, the retractable cable within the hanger extends to receive the object to be hung. The cable is reached by means of a hook that is affixed to the pole and cup assembly and is lowered to within arm's reach. An adjustable cable-stop, which is also attached to the cable, allows individuals the ability to adjust the suspending height of the object to be hung.

Abstract: A hoist system having a drum primarily self-contained within a batten, for raising and lowering lighting, sound equipment, curtains and the like in a performance environment. The hoist system may be adapted with safety mechanisms including an overload sensor and/or a slack line detector. The system may be provided in the form of a point hoist. The compact system is highly scalable to a variety of spaces and applications, including school and public theaters and concert halls, as well as some homes, private business, etc.

Abstract: A lift system configured to lift an article, the lift system includes a drum that rotates about an axis, a first cable that winds around the drum when the drum rotates about the axis in a first direction to raise the article and the first cable unwinds from the drum when the drum rotates about the axis in a second direction to lower the article. The lift system further includes a motor operable to rotate the drum about the axis in the first direction, an electrical cable configured to supply power from a power source to the article, and a second cable that is coupled to the electrical cable and the second cable pulls at least a portion of the electrical cable from a substantially vertical position to a substantially horizontal position.

Abstract: An adjustable, retractable hanging system. The hanger, housing a spring-loaded reel and a retractable cable, is attached to a ceiling or exposed ductwork by either opposing flanges or bonding material that is located on the hanger's flat exterior housing wall. A cup, lined with a flexible gasket and having a fin-like appendage on its surface, holds the hanger and is also attached to a pole. The cup and pole assembly attaches the hanger to a ceiling or exposed ductwork without the use of a ladder or any elevating device. After the hanger is attached, the cup's fin-like appendage is used to engages the clip on the cable, allowing the user to lower the clip to within reach. An adjustable cable-stop, which is also attached to the cable, allows the user to adjust the suspended height of the material to be hung.

Abstract: In an example embodiment, a system of lifting, lowering and rotating a display may include a housing, a rotator, and a hoist. The rotator may be configured to selectively rotate the housing such that a display functionally coupled to the housing is rotated. The rotator may include an anchor and a rotating portion. The anchor may be configured to be attached to an elevated surface. The rotating portion may be configured to be functionally coupled to the housing, and configured to rotate relative to the anchor. The hoist may include a member and a hoist motor. The hoist motor may be configured to selectively rotate the member such that a cable functionally coupled to the member is wound about the member when the member is rotated in a first direction, and the cable is unwound from the member when the member is rotated in a second direction.

Abstract: A clip for securing a banner to a banner mounting rail of apparatus for raising and lowering a banner in accordance with the invention includes a clamshell housing having two halves hinged together at one side of each housing half. One of the housing halves has at least one pin extending outwardly therefrom and the other of the housing halves having a receptacle in which the pin is received when the housing halves are closed together, wherein the pin pierces a banner received between the two housing halves when the two housing halves are closed together. An apparatus for raising and lowering the banner includes a housing, at least one cable secured to the rail, and a motor that winds and unwinds the cable on a tube arranged within the housing. The banner has a plurality of clips secured to the banner with the clips received in the inner channel of the rail.

Abstract: A suspension work platform hoist system powered by an input power source for raising a work platform on a rope. The system includes a hoist having a motor that drives a traction mechanism designed to cooperate with the rope, and a reactive power reducing input power system in electrical communication with the motor and the constant frequency input power source. The reactive power reducing input power system includes an AC-DC converter and a regulator system, wherein the regulator system is in electrical communication with a DC-AC inverter that is in electrical communication with the motor. The system may include an isolation system to electrically isolate the DC-AC inverter from the motor when the DC-AC inverter is not transmitting power to the motor. The system may accept multiple alternating current voltage sources including both single phase and three phase sources.

Abstract: A system comprising a rotatable spool, an engine configured to impart torque on the spool via a drive shaft, a cord attached to the spool, and a curtain attached to the cord is disclosed. Moreover, a method comprises releasing a curtain from a hanging support, and pulling a curtain. Also disclosed is a system comprising a plurality of hangers from which a curtain is capable of being released, a spool to which a cord is attachable, an engine capable of causing the spool to be rotated, and a rim through which the cord is pulled.

Abstract: The invention is a suspension apparatus for maintaining conduits (hoses, cables, wires, tubing) in desirable positions to prevent conduit abrasion, drag, and friction damage. The suspension apparatus connects a series of conduit guides, having bores through which conduits run, with a guy wire assembly that holds the conduits in a desired position. The guy wires are held by a tension cable connected to a tension reel installed on a mounting. The ends of the guy wires are connected by brackets to mounting structures in a way that provides for the majority of tension forces and system movement to be accounted by the guy wires instead of the conduits. One embodiment is used to manage cables and hoses installed on tractor-trailer rigs having hoses and cables that extend along the length of the trailer. A more particular embodiment includes an installation on a tandem slider trailer with an adjustable wheel base.

Abstract: A system for raising and lowering a ceiling fixture featuring a reel box with a cable reel and cable, and a motor connected to the cable reel. The cable extends out of the reel box and attaches to a ceiling fixture. The motor rotates the cable reel to wind and unwind the cable. A hollow female cone is connected below the reel box. The cable passes through the female cone. A male cone is attached to the cable below the female cone. The male cone has is adapted to fit inside the female cone. Electrical contact rings are disposed on the inner surface of the female cone for house wiring and the outer surface of the male cone for fixture wiring. When the male cone is in the female cone, the electrical contact rings operatively connect.

Abstract: Hangers and methods for supporting an item from a structure. In some examples, the hanger includes a body configured to support the item and lines configured to bear tension, the lines supporting the body from corners of the structure. In some examples, the hanger includes an adjustment mechanism mounted to the body and coupled to the lines, wherein the adjustment mechanism is configured to selectively adjust the position of the body relative to the structure. In some examples, the method includes forming a portion of a first line into a first loop, forming a portion of a second line into a second loop, placing the first loop over the first corner of the structure, placing the second loop over the second corner of the structure, securing the item to the first line, and securing the item to the second line.

Abstract: A fixture hoist comprising a base assembly and a shuttle assembly. The base assembly is attachable to an overhead structure and includes a base with a motor disposed thereon. The motor includes a shaft rotatable in first and second directions and at least one drum coupled to the shaft. A cable is disposed about the drum, whereby the cable is selectively extended or retracted by rotating the shaft in one of the first and second directions. The base assembly includes at least one first datum fitting disposed on the base. The shuttle assembly is capable of supporting a fixture and is movable between a docked state and a deployed state. The shuttle assembly includes at least one second datum fitting configured to mate with the first datum fitting when the shuttle assembly is in the docked state.

Abstract: An equipment positioning system includes a reel apparatus, equipment and a control system. An equipment positioning apparatus is secured to cables forming at least three angled parallelograms extending between the reel apparatus and the equipment positioning apparatus. The cables are for positioning the equipment positioning apparatus and the equipment based upon signals from the control system. The cables are cooperatively extended or retracted by the reel apparatus thereby positioning one or more of the equipment positioning apparatus and the equipment. The cables forming the at least three angled parallelograms maintain the equipment positioning apparatus and the equipment in a stable orientation during operation of the equipment positioning system.

Abstract: Methods and devices for connecting a current source to a target storage device via a transmission cable extendable and/or retractable via a conduit that may be repositioned.

Abstract: An elevating billboard and control method thereof, which includes a hollow column, a billboard stent, and a windlass controlling a motor, forward relay and back relay, wherein a hollow cylinder is fixed with the billboard stent and rings the column so as to slide along the column up and down, a fixed pulley disposed on the top of the column, a free end of a guy cable of the windlass connecting with the hollow cylinder by the fixed pulley. By using the motor of the windlass and the fixed pulleys, the elevating billboard is easy to assemble, disassemble or maintain, and is capable of completing the up and down movement easily and quickly. And using the real-time monitor of the anemoscope, the elevating billboard completes the up and down movement easily and quickly by wind scale.

Abstract: The present invention is related generally to hoists, and more particularly to a hoist system for safely raising, storing, and lowering loads.

Abstract: Stage usable device, such as a moving light, is held on a platform that is raised and lowered by a winch connected to a truss. The winch can be connected inside the truss, outside the truss such as above or below the truss, or in corner blocks of the truss.

Abstract: Improvements in a mount for attaching a television of projector to an overhead or ground structure is disclosed. The mount allows for spin, side to side and front to back angle adjustment. The adjustment components are formed from the present projector mount uses metal component having a rack comprising a plurality of formed teeth that are engageable in the recessed side of a crosshead screwdriver that is trademarked as a Phillips screwdriver. The recesses of the crosshead screwdriver act as a pinion gear in the rack to adjust the mounted angle of a projector on the projector mount. This configuration reduces parts count, size and cost without compromising functionality. The axis of rotation of both the side-to-side and front-to-back pass through the projector mount.

Abstract: Methods and devices for connecting a current source to a target storage device via a transmission cable extendable and/or retractable via a conduit that may be repositioned.

Abstract: A security mount for displaying an article such as a handheld device is provided that includes a device mount that can be secured to a handheld device and a base mount that can be secured to a display structure. The device mount is releasably connected to a tether such that the device mount can be detached from the tether without detaching the device mount from the handheld device.

Abstract: In one embodiment, a self-elevating platform lift for moving objects between a first level and a vertically-elevated second level is provided. The platform lift comprises: (A) a platform for supporting the objects; (B) a plurality of lift lines for connection at the second level and for moving the platform; and (C) a motor connected to move with the platform and wherein the motor operably is connected to the lift lines for moving the platform between the first and second levels while being supported by the lift lines.

Abstract: A stowable device for ejecting fluids onto the underside and wheel regions of a vehicle includes a base member joined at one end to a handle member such that the angle between the members can be controllably varied and retained at a desired angle. A source of fluid is coupled through flexible tubing terminating in a fluid jet disposed adjacent the base member distal end. The desired angle is determined by a length of cord extending from base to handle member. The exposed cord length is user-controllable by lockably spooling excess cord length into a rotatable spool reservoir attached to the handle member. User-adjustment of the desired angle also determined handle height above ground. Alternatively, the desired angle (and handle height above ground) is user-determined by adjusting effective length of a rigid rod.

Abstract: A lifting device of a display apparatus to allow for an upward/downward movement of the display apparatus and to improve a utility in installation space. The lifting device includes at least one wire coupled to the display apparatus, a lifting unit connected to the wire to move the display apparatus in a first direction or a second direction using a first force acting on the display apparatus. The lifting unit includes a position retainer to apply a second force counter to a weight of the display apparatus in order to maintain the display apparatus at a position, if the first force is removed.

Abstract: A stepwise-adjustable sign hanging device for supporting a sign from an overhead ceiling rail. The sign hanging device comprises a front housing and a rear housing enclosing a rotatably controllable spool arranged to stepwisedly dispense and retract a sign supporting line therefrom. A finger actuatable biased switch is arranged for release and locking of the spool with respect to the housing. A pair of ceiling rail engaging clips are arranged on an upper side of the housing to twistably engage an overhead ceiling rail.

Abstract: A lifting reel with a four-line wire structure includes a fixed body fixed to a ceiling of a structure, first and second drums installed to the body at a predetermined interval and rotated by a driving motor, wires respectively connected to the first and second drums, and first, second, third and fourth guide rollers arranged on a top of a lifting body at regular intervals and suspended on the wires to form a four-line wire. A wire-twisting prevention device is installed between an end of the wire connected to the first drum and an end of the wire connected to the second drum so as to connect both wires with each other. The wire-twisting prevention device includes bearings installed to the ends of the wires to be rotatable, respectively. The bearings prevent the wires from being twisted while the wires are wound around or unwound from the drums.

Abstract: A ceiling mounted lift (200), of the type having a support frame (210) housing a drive mechanism (240) that operates to raise and lower a lifting platen (22) using a fabric drive roller (244), has a stabilizer (230), and is small enough to fit between standard ceiling joists. Preferred stabilizers have free movement in substantially only one plane and such arrangement is aided by the use of a bearing and hardened washers. Lifts according to the present invention can safely have a travel distance of up to 50 feet, and can manage payloads up to 1000 pounds.

Abstract: An improved hoist for raising and lowering a weighted object secured to a hoist cable, wherein the improvement comprises a safety switch in series with an up-down switch of the hoist. The safety switch has an actuating member with spaced-apart first and second portions on either side of the hoist cable and proximate the take-up shaft of the winch, and, when the hoist cable becomes unweighted or becomes wound upon the take-up shaft in an improper direction, the hoist cable moves the actuating member and prevents the up-down switch from applying power to the winch motor, thereby disabling the winch motor.

Abstract: A banner is displayed about a tower structure, such as a water tower, by a system that enables ready substitution or replacement of the banner, without the use of high-lift equipment. The fabric banner is segmented, of wind permeable stretchable fabric, and mounted on rings that are carried on cables, suspended from a capstan atop the tower. Cable guidance pulleys, mounted on trolleys that run on a peripheral track about the top of the tower, enable the banner to be reoriented about the tower. The capstan and trolleys may be remotely controlled.

Abstract: A device for raising and lowering a sign suspended from a ceiling, comprising a reversible motor adapted to be mounted to the ceiling at a first location; a sign carrier for holding a sign to be suspended from the ceiling; and a line running from the motor, to the sign carrier, and back to the ceiling at a second location spaced from the first location. The line is mounted to the ceiling at the second location. The motor is controlled to turn in opposite directions to raise and lower the sign carrier in relation to the ceiling, to allow a sign held by the sign carrier to be positioned relative to the ceiling.