Portable Elevated Patents (Class 104/126)
  • Patent number: 9493327
    Abstract: A portable lifting device is provided that includes a pair of telescoping parallel beam assemblies attached on either end to a pair of stanchion assemblies. Each stanchion assembly includes a top and bottom member as well as at least one vertical member. The bottom member of each beam assembly rests on a deck support member, and the height of each vertical member may be adjustable. A sliding guide assembly is slidably mounted on the parallel beam assemblies and includes a cross-member between the parallel beams that acts as the connection point for a lifting medium. This allows for a higher support point for the lifting medium than would be provided by a conventional single-beam device.
    Type: Grant
    Filed: September 3, 2014
    Date of Patent: November 15, 2016
    Assignee: Huntington Ingalls Incorporated
    Inventors: John W. Ralls, Matthew J. Absi, Charles C. Smith, Randall L. Durham, Kenneth D. Evanson, John C. Vandenberg
  • Patent number: 8671474
    Abstract: A patient lift support frame assembly, comprising a patient-lift-carrying member, and first and second support members for carrying the patient-lift-support member. The support members are telescopically configured, and can be extended manually, with an actuator to push a ceiling pad against a ceiling for greater stability. The support member are selectively lockable against being shortened, using gears and a cam, or other lock. The ceiling bearing element is spring loaded.
    Type: Grant
    Filed: March 11, 2010
    Date of Patent: March 18, 2014
    Assignee: Prism Medical Ltd.
    Inventor: Mark P. Chepurny
  • Patent number: 8215567
    Abstract: A model railroad assembly incorporating a table, an arm having proximal and distal ends, first and second track matrices, the first and second track matrices having electrically positive rails and electrically negative rails, the first track matrix being positioned upon the upper surface of the table, and the second track matrix being positioned upon the arm's upper surface; a hinge connector operatively attaching the arm to the table, the hinge connector facilitating movement of the arm between first and second positions; and a plurality of pivoting electric switch contacts adapted for electrifying the second track matrix upon movement of the arm to the first position, and for de-electrifying the second track matrix upon movement of the arm toward the second position.
    Type: Grant
    Filed: May 19, 2011
    Date of Patent: July 10, 2012
    Inventor: Wayne Schleuter
  • Publication number: 20120160123
    Abstract: Temporary support structure that provisionally supports the railroad tracks (12) with traffic during the execution of works below the track, such as the jacking of a reinforced concrete box (13) for elimination of a level crossing.
    Type: Application
    Filed: October 20, 2010
    Publication date: June 28, 2012
    Applicant: Petrucco, S.A.
    Inventors: Rino Stefanutti, Alvise Petrucco, Daniel Piloto
  • Patent number: 8033361
    Abstract: A multipart rail-like profile comprises at least two or more joinable or insertable profile elements (1), having at least one ratchet (5), a toothed rack compartment, or codings extending in the longitudinal direction. In addition, pattern elements (11) having equidistantly spaced elements (13), which are coupled to the ratchet or toothed rack partitioning, are provided in at least one wall of each profile element (1). For connecting the joinable or insertable profile elements (1), a connecting element (21) having a further wall (23) is provided for adjoining the wall of each profile element, having further, longitudinally extending pattern elements (25) which are congruent with the pattern elements (11), the elements (27) of which have matching spacing.
    Type: Grant
    Filed: September 4, 2008
    Date of Patent: October 11, 2011
    Assignee: Highstep Systems AG
    Inventors: Andreas Maurer, Pascal Mosetti
  • Patent number: 7604134
    Abstract: A portable knockdown trolley hoist, comprising: an overhead trolley support member having a top portion and bottom portion opposing one another; a trolley having a plurality of upper roller bearings and a plurality of lower roller bearings, opposing first mounting plates, an extension boom, and hoist, the plurality of upper and the plurality of lower roller bearings opposing one another and adjacent the top portion and the bottom portion of the overhead trolley support member, respectively, each having shafts transversely mounted to the opposing first mounting plates, opposing raised mounts, each of which have opposing second mounting plates removably fastened one to other and sandwiching the overhead trolley support member therebetween, the trolley rollably mounted to the overhead trolley support member between the opposing raised mounts; opposing substantially upright legs, each of the opposing raised support members having at least two of the opposing substantially upright legs removably fastened thereto.
    Type: Grant
    Filed: May 26, 2008
    Date of Patent: October 20, 2009
    Inventor: Frank Paul Lichinchi
  • Patent number: 7578241
    Abstract: A telescopic rail and carriage assembly for suspending a patient lift. The carriage has a downward projection to which the patient lift is to be connected. The telescopic rail has an inner rail section and an outer rail section. The outer rail section is provided with first longitudinally extending interior support surfaces for supporting a lower set of wheels of the carriage. The inner rail section is provided with second longitudinally extending interior support surfaces for guiding and supporting an upper set of wheels of the carriage. In the extended state, the carriage is guided by the either the first or the second longitudinally extending support surfaces except where the first and second rail sections overlap. In the overlap, the wheels of the carriage are supported by both the first and second longitudinally extending interior support surfaces.
    Type: Grant
    Filed: July 18, 2008
    Date of Patent: August 25, 2009
    Assignee: Ergolet A/S
    Inventor: Mogens Hjort
  • Patent number: 7506589
    Abstract: A telescopic rail and carriage assembly for suspending a patient lift. The carriage has a downward projection to which the patient lift is to be connected. The telescopic rail has an inner rail section and an outer rail section. The outer rail section is provided with first longitudinally extending interior support surfaces for supporting a lower set of wheels of the carriage. The inner rail section is provided with second longitudinally extending interior support surfaces for guiding and supporting an upper set of wheels of the carriage. In the extended state, the carriage is guided by the either the first or the second longitudinally extending support surfaces except where the first and second rail sections overlap. In the overlap, the wheels of the carriage are supported by both the first and second longitudinally extending interior support surfaces.
    Type: Grant
    Filed: May 11, 2004
    Date of Patent: March 24, 2009
    Assignee: Ergolet A/S
    Inventor: Mogens Hjort
  • Patent number: 7503460
    Abstract: A gantry crane has a rigid open three-dimensional truss cross-beam. A lower I-beam and parallel upper X-beams are interconnected with angular gussets and angle irons forming a triangular open beam bounded by three trusses. Angular gussets on the sides are as parallel members to provide maximum strength. One end support is rigid, with upper ends of legs having plates bolted to one end plate extending between the X-beams. Outrigger legs have an upper plate bolted to a sloped plate at an extended end of the I-beam. Vertical support legs at the other end have a strengthening cross-member and upper vertical plates which are bolted to the end plate on the X-beams. The unusual cross-beam structure and the unusual rigid leg structure and rigid interconnection provide rigidity of the entire crane. The vertical support legs accommodate variations in tracks.
    Type: Grant
    Filed: October 4, 2004
    Date of Patent: March 17, 2009
    Inventor: Davor Petricio Yaksic
  • Patent number: 7377398
    Abstract: A portable knockdown trolley hoist, comprising: a trolley support member having opposing ends; a trolley having a plurality of upper roller bearings and a plurality of lower roller bearings, the trolley rollably sandwiching an upper portion and a lower portion of the trolley support member between the plurality of upper roller bearings and the plurality of lower roller bearings, the trolley having a telescoping extension boom fastened thereto and extending therefrom, which has a plurality of extension boom sections and a sheave mounted thereto, the trolley having a hoist having a winch and a hoist cable extending from the winch and about the sheave and having a lifting end; opposing end supports, each having an opposing support member and opposing substantially upright legs removably fastened to the opposing support member; opposing end mounts, each releasably sandwiching an opposing end of the trolley support member and an opposing support member therebetween.
    Type: Grant
    Filed: January 12, 2007
    Date of Patent: May 27, 2008
    Inventor: Frank Paul Lichinchi
  • Patent number: 7069704
    Abstract: A rail transportation system particularly suited for transporting roofing materials upon an uncompleted roof. Sections of tubes form rails, allowing several rail cars carrying various roofing materials to transport those roofing materials from the edge of the roof to the point of installation. These tubes may be attached to one another, allowing tradespersons to further extend the range of the rails as the installation progresses.
    Type: Grant
    Filed: November 20, 2002
    Date of Patent: July 4, 2006
    Inventor: Timothy M. Pendley
  • Publication number: 20040255815
    Abstract: This structural system comprising a track for a magnetic levitation transport system powered by a linear electric motor is notable in that it combines two T-shaped tracks produced in a single U-shaped structure, the vertical bars of the T-shapes and the U-shapes being joined, and the lower slabs of the track-supporting U-shapes contributing to the general strength of the engineering structure, in the absence of lateral screens.
    Type: Application
    Filed: May 21, 2004
    Publication date: December 23, 2004
    Applicants: ALSTOM, SYSTRA
    Inventors: Rene Tutzauer, Daniel Dutoit
  • Patent number: 6748160
    Abstract: In order to use video contents created according to DVD video in DVD audio, audio and video sub-directories are located under a root directory. The video sub-directory includes video contents and their management information. The audio sub-directory includes audio contents and their management information. The video management information can only access the video contents. However, the audio management information can access not only the audio contents but also the video contents.
    Type: Grant
    Filed: August 25, 1999
    Date of Patent: June 8, 2004
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Hitoshi Otomo, Shigeru Todokoro, Hideki Mimura
  • Publication number: 20040025738
    Abstract: The present invention relates to an improved transportation system which includes a plurality of upright supports (1) which elevate at least one track (2). A plurality of cabs (3) are adapted to move along the track or tracks (2) provided where the cabs (3) suspended from a track (2) so that the centre of mass of the cabs (3) is located below the track (2). A single track (2) provides a pair of rail elements on opposite sides of the track (2) where the first rail element is adapted to support cabs (3) moving in substantially the opposite direction to cabs (3) supported by the second rail element of the same track (2).
    Type: Application
    Filed: June 23, 2003
    Publication date: February 12, 2004
    Inventor: Lawrence Hugh Chapman
  • Patent number: 6647893
    Abstract: A race track assembly that can be assembled from a flat folded configuration for use and disassembled to a flat folded configuration for storage. The race track assembly includes a plurality of track sections that can be positioned end-to-end to form a race track. Each track section consists of a main track and two sides that are foldable relative to the main track. A plurality of couplers are also included for coupling the track section together. The race track assembly also includes a plurality of cross braces positioned at spaced intervals along the length of the race track. Each of the cross braces is coupled to a track section in a manner to maintain the sides of the track section in a folded configuration. A plurality of risers are also included for supporting the race track in an inclined position. Each of the risers can be unfolded to a track supporting configuration and folded to a flat storage configuration.
    Type: Grant
    Filed: June 17, 2002
    Date of Patent: November 18, 2003
    Assignee: Osment Models, Inc.
    Inventors: Gregory A. Fugitt, C. Dwayne Fulton
  • Patent number: 6575100
    Abstract: The present invention relates to support structures. The present invention in particular relates to a telescopic track as well as a telescopic mast assembly which may for example be exploited in the context of a person (e.g. patient) handling system.
    Type: Grant
    Filed: March 30, 2001
    Date of Patent: June 10, 2003
    Assignee: BHM Medical Inc.
    Inventors: Martin Faucher, Michel Corriveau, Michael Moliner
  • Patent number: 6550393
    Abstract: A wooden rail for a ride, in particular for a roller coaster, includes a number of layers of individual planks/boards, laminated veneer wood or presspahn wood, bonded with each other and milled to the precise rail form in accordance with a roller coaster design. In a method for the fabrication of such a wooden rail, the layers are bonded with each other to form an oversized wood package and, after hardening, the bonded wood package is given the precise rail form in accordance with the design of the ride by means of machining. Finally, in a method for mounting such a wooden rail on a rail support that is fixed to a trestle of the ride includes mounting finished rails having steel sheets, rail joints and connection elements to the rail support.
    Type: Grant
    Filed: December 7, 2000
    Date of Patent: April 22, 2003
    Inventor: Werner Stengel
  • Patent number: 6533135
    Abstract: A portable lifting frame comprises an elongate track provided with a bogie movable there along. The bogie is adapted to accept a lifting device. An elongate support is provided for the track wherein the track and support are made up of two or more cojoining portions 2a and 2b. The co-joining portions 2a and 2b are hinged together end to end at pivotal hinges 3. The co-joining portions 2a and 2b have an open position where they lie in the same place and a closed position where they lie parallel to each other. The support is provided with two or more legs 4, 5, 6, 7 pivotally attached to one end of the support where only each leg is extendable. The other end of the support is provided with a support element.
    Type: Grant
    Filed: November 16, 2000
    Date of Patent: March 18, 2003
    Inventors: Carl Stephen Ford, Timothy George Henson
  • Patent number: 6493921
    Abstract: A method of conveying articles on a transport vehicle from a first location to a second location spaced from the transport vehicle including the step of providing a conveyor system comprising (a) a cart for supporting an article, (b)mechanism for guiding the cart along a predetermined path between the first location and the second location, and (c) mechanism for supporting at least part of the guiding mechanism on a subjacent surface. The method further includes the step of assembling at least part of at least one of the guiding mechanism and the supporting mechanism on site. The method also includes the steps of placing the cart on the guiding mechanism, placing an article from the transport vehicle on the cart, translating the cart with the article thereon from the first location to the second location along the predetermined path, and removing the article from the cart at the second location.
    Type: Grant
    Filed: August 24, 2000
    Date of Patent: December 17, 2002
    Inventor: William Tarkington
  • Publication number: 20020014568
    Abstract: The present invention relates to support structures. The present invention in particular relates to a telescopic track as well as a telescopic mast assembly which may for example be exploited in the context of a person (e.g. patient) handling system.
    Type: Application
    Filed: March 30, 2001
    Publication date: February 7, 2002
    Inventors: Martin Faucher, Michel Corriveau, Michael Moliner
  • Patent number: 6273341
    Abstract: A non-derailable train system including a movable crossing platform for preventing train derailments. The non-derailable train system including a movable crossing platform includes spaced tracks having a rounded upper surface, train wheels having a concave outer perimeter wall complimentary to the rounded upper surface of the tracks for preventing lateral removal of the wheels from the tracks. Also included is a movable platform system for facilitating crossing of the tracks by other vehicles.
    Type: Grant
    Filed: March 24, 2000
    Date of Patent: August 14, 2001
    Inventor: Ahmed Debabi
  • Patent number: 6202566
    Abstract: A high-speed high-capacity transportation system is composed of an elevated inverted U-shaped electrified guideway that provides traction and capture surfaces for wheeled motive modules that ride within. Payloads are suspended below the motive unit using a narrow flange. Motive units use flat wheels which ride on flat surfaces of the guideway. The wheels and electric power pickups constitute the only mechanical contact between the vehicle and guideway. Sensors on the motive unit provide position information to an electronic control subsystem which directs the steering of the motive units wheels so as to maintain the desired path through the guideway. As an option, one or more auxiliary wheels can be brought into contact with running surfaces located at the top of the inverted U for additional traction and stability. The payload unit is connected to a the motive unit by way of a hinge that allows the payload to swing laterally.
    Type: Grant
    Filed: August 3, 1999
    Date of Patent: March 20, 2001
    Inventor: Larry Hutchinson
  • Patent number: 6189455
    Abstract: An easily carried and assembled apparatus for use in moving materials between two elevated locations, such as windows of spaced building, that includes a sending assembly positionable across a window in a first building, and a receiving assembly positioned across the window in the second building. Each assembly included a pair of triangular bracing members with bases that are positioned against the interior of the wall on either side of the opening, and a crossbar that is attached at its ends to the apexes of the bracing members, and extends across the opening. A cable is stretched between the assemblies, and a material support is used to carry materials along the cable between the buildings. The apparatus may be combined with a vertical lifting assembly that is attachable within a wall opening in one of the buildings.
    Type: Grant
    Filed: March 10, 1999
    Date of Patent: February 20, 2001
    Assignee: JTA, Inc.
    Inventor: Jeffrey A. Thompson
  • Patent number: 6155177
    Abstract: A model railway system with improved banking characteristics 10 comprising a series of track sections 16, 18 joined end-to-end to form a continuous track assembly 12 and a modular trestle assembly 32 to elevate the track assembly 12. The trestle assembly 32 includes a biaxially inclined coupling module 28 that allows the track 12 to be built at a greater incline within a tighter radius than would otherwise be possible. The model railway system 10 includes a battery 114 powered locomotive 110 with a portable hand-held remote control device 84 that uses infrared signals 102 to send commands to the locomotive 110. The locomotive 110 pulls modular train cars 53,54 that have coupling protrusions 30 and beam support brackets 64 to support accesories to build different types of cars.
    Type: Grant
    Filed: July 13, 1998
    Date of Patent: December 5, 2000
    Inventor: Peter Backfisch
  • Patent number: 6125765
    Abstract: A pre-fabricated monorail track section (104, 105) can be bent vertically quickly and easily, without using any special tools, so as to effect any of a number of desired incremental inclination changes in the rail section (104, 105) and without plastically deforming the rail section (104, 105). The rail section (104, 105) incorporates one or more slots 242 about which the rail can be bent to effect the desired inclination change. A filler block (248, 306, 314) is positioned in the slot (242) after bending (and possibly during bending under some circumstances) and mounted in place to maintain rail integrity and to permit conveyance devices to travel over the rail section without interference from the slots (242).
    Type: Grant
    Filed: June 8, 1998
    Date of Patent: October 3, 2000
    Assignee: HK Systems, Inc.
    Inventor: Weston R. Loomer
  • Patent number: 6010019
    Abstract: A gantry lift includes one or more pairs of vertically extendible lift columns and one or more horizontal lift beams supported across the upper ends of the lift columns. The lift beams are supported on header plates that permit slight pivoting or rocking motion between the lift beams and the lift columns. This helps counteract potentially destructive twisting or other forces that can result as the gantry operates and slight misalignments unavoidably occur. A half bearing between the header plate and the upper end of the lift column supports the weight of the lift beam and load and provides the desired pivoting action. The header plate and half bearing are secured to the top of the lift column by means of a full bearing positioned within the half bearing and secured to the lift column by a bolt or other fastener. Both the half bearing and the full bearing pivot around a common center.
    Type: Grant
    Filed: July 18, 1997
    Date of Patent: January 4, 2000
    Assignee: J & R Engineering Company, Inc.
    Inventor: Roger L. Johnston
  • Patent number: 5979783
    Abstract: A device for supporting a coupling between at least two toy vehicle track sections. The device includes a retractable connector support and a support housing. The retractable connector support is an extensible body produced from a rigid material. The retractable connector support can be positioned so that it engages the coupling. The support housing is adapted for receiving the retractable connector support and is placed adjacent the coupling.
    Type: Grant
    Filed: October 20, 1997
    Date of Patent: November 9, 1999
    Assignee: Learning Curve International, Inc.
    Inventors: Donald E. Toht, Yvan Tinel
  • Patent number: 5967052
    Abstract: A toy track assembly for use with a toy vehicle is supported by a substantially vertical wall or a substantially horizontal flat surface. The toy track assembly includes at least one scenery cutout, an upper track and a lower mounting having a first mating surface and a rear surface. The first mating surface includes a projection and/or a recess. The rear surface is attachable to the vertical wall. The upper track includes a track surface for carrying the toy vehicle, the track surface having two sides and being oriented orthogonally to the rear surface. The upper track includes two upstanding walls, each of which is disposed substantially parallel and adjacent to a corresponding one of the two sides of the track surface. Each of the two upstanding walls has at least one slot extending substantially parallel to the track surface and configured for receiving the at least one scenery cutout.
    Type: Grant
    Filed: July 21, 1997
    Date of Patent: October 19, 1999
    Inventor: Diane T. Prokopf
  • Patent number: 5904099
    Abstract: A cushioned braking system for cushioning the impact of a moving vehicle for amusement for children. The braking system comprises a double ended air cylinder having a first cylinder end and a second cylinder end. A first head member and a second head member close the first and second cylinder ends, respectively. A first piston rod extends axially outward from the cylinder through the first head member. A first piston is on the first piston rod within the cylinder. A second piston rod extends axially outward from the cylinder through the second head member. A second piston is on the second piston rod within the cylinder. A spring assembly resiliently connects the first piston to the second piston within the cylinder. The spring assembly serves to bias the first and second pistons toward a reference position. The cylinder also has a vent for controlling air flow within the cylinder.
    Type: Grant
    Filed: August 15, 1997
    Date of Patent: May 18, 1999
    Assignee: Playworld Systems, Inc.
    Inventor: Edward M. Danneker
  • Patent number: 5873521
    Abstract: A children's play apparatus which includes a specially designed play table that can be used with commercially available toys including toy trains and train tracks, and one that can also be used with specifically designed modules for supporting sections of wooden train track in the unique configurations. More particularly, in using the play apparatus, the specially designed modules of the invention can be used to extend the track beyond the boundaries of the play table and which, due to the stackability of the modules can also be used to attain virtually unlimited track heights above the surface of the table and outwardly from the surface of the table top.
    Type: Grant
    Filed: April 1, 1997
    Date of Patent: February 23, 1999
    Assignee: Nilo Enterprises, Inc.
    Inventor: Nile Ernst
  • Patent number: 5865327
    Abstract: A hydraulic boom gantry and a method of lifting a load associated therewith. The gantry includes telescoping sections with a hydraulic cylinder mounted therein. A swiveling plate structure allows minor deviation between sets of telescoping sections. A collar structure and a pinning structure lock the telescoping sections together. A cam mechanism prevents accidental section retraction and a powered rigging device traverses a beam connecting the telescoping sections.
    Type: Grant
    Filed: November 4, 1992
    Date of Patent: February 2, 1999
    Assignee: J & R Engineering Co., Inc.
    Inventor: Roger L. Johnston
  • Patent number: 5794846
    Abstract: Track alignment apparatus for supporting and linking sections of model railroad track and/or for receiving a model railroad trestle. Track alignment apparatus may include one or more track alignment members to engage trestles, provide rigidity to curved or straight model railroad track, and/or connect model railroad track to a layout base.
    Type: Grant
    Filed: October 2, 1996
    Date of Patent: August 18, 1998
    Assignee: Black Bear Construction Company, Inc.
    Inventor: Michael C. Barrett
  • Patent number: 5711227
    Abstract: A portable and collapsible dolly and track system is movably supporting a tripod which retains a camera or the like thereon. Once the dolly and the track have been assembled, the dolly is positioned on top of the track. A tripod is positioned on the dolly, and thereby the dolly with the tripod will roll along the track in a horizontal plane with the camera thereon for filming a scene or taking photographs. The track comprises a pair of opposite longitudinal parallel rails arranged in a space apart relationship by three pivotable transverse bars. The pair of rails are comprised of a plurality of cylindrical tubes. The plurality of cylindrical tubes are held together with a unique BUNGEE cord type joining member in order to enable them to be very quickly and efficiently assembled and set into place and then disassembled for storage. The track can be folded for storage by withdrawing the ends of the plurality of cylindrical tubes from each other.
    Type: Grant
    Filed: January 16, 1996
    Date of Patent: January 27, 1998
    Inventor: Jerome K. Johnson
  • Patent number: 5687649
    Abstract: A splice plate for monorail track sections includes a mechanism for drawing the sections together and for leveling the top surfaces of the track with respect to one another. A hanger bracket which is used to attach the track to a support structure connects to the track without the use of through bolts thus eliminating the need to predrill holes in the track in order to receive such bolts. The supports themselves are commercially available hardware items and thus are less expensive than supports which are specifically designed for monorail track.
    Type: Grant
    Filed: April 10, 1996
    Date of Patent: November 18, 1997
    Assignee: HK Systems, Inc.
    Inventors: Timothy A. Koeninger, Weston R. Loomer
  • Patent number: 5664351
    Abstract: A method and apparatus for creating an animated display with an ornamental object that incorporates a unique combination of motions and appearances which can be controlled and choreographed with the use of a computer or other control devices. One specific embodiment is a tree-like sculpture which can be instructed to move and dance along with selected music for purposes of entertainment. The apparatus is capable of making many different motions including linear movement, spinning, swaying, bobbing, expanding, and tumbling.
    Type: Grant
    Filed: June 13, 1995
    Date of Patent: September 9, 1997
    Inventor: Jack M. Jonas
  • Patent number: 5657695
    Abstract: A reversible track section for a toy car circuit. The reversible track section has a length, two opposite ends, two opposite sides, a top surface and a bottom surface. The reversible track section includes a thin, elongated plate including a central recess on the top surface. The central recess is of given height and rectangular cross-section and extends over the length defining two narrow pathways on the bottom surface, and includes a pair of longitudinal flanges on each of the opposite sides extending perpendicular to the top surface and towards the bottom surface. The longitudinal flanges are of the same height as the central recess and each is provided with an integral, outwardly projecting extension of constant width.
    Type: Grant
    Filed: January 22, 1996
    Date of Patent: August 19, 1997
    Assignee: The Ritvik Group Inc.
    Inventors: Real Lanoix, Jean-Christophe Doyon, Gilles Collin, Daniel Bourgeois
  • Patent number: 5638755
    Abstract: A trolley includes a track having first and second ends. A pivot is located between the first and second ends of the track so that movement of the first end of the track causes opposite movement of the second end of the track. A counterweight is located near the first end of the track so as to apply downward force. A trolley is movable along a portion of the track located between the pivot and the second end of the track. The trolley has a handle or carriage for a user. The combined weight of the user and the trolley overcomes the counterweight so as to move the second end of the track downward causing the trolley to move along the track toward the second end of the track. The counterforce is sufficient to move the second end of the track upward and to return the trolley to the starting position when the weight of the user is released from the trolley. The trolley moves between a first platform located near the starting position and a second platform lower than the first platform.
    Type: Grant
    Filed: October 6, 1995
    Date of Patent: June 17, 1997
    Assignee: PlaySmart, Inc.
    Inventors: Randy H. Love, Darrell Weaver
  • Patent number: 5577448
    Abstract: A toy monorail system supports a shuttle craft chassis with a figurine attached. An electric motor picks up power from wire contacts for propelling the chassis along the monorail track. The shuttle craft is readily placed on and lifted from the monorail track. Stable positioning of the shuttle craft chassis is assured by a pair of guidebars and guide wheels extended from the body of the chassis against the rear side of the monorail. The track is supported by four one-piece bracing arms. The bracing arms slide into positioning recesses of a two-piece central mounting clamp which is supported alternately by a base or other support member.
    Type: Grant
    Filed: December 21, 1994
    Date of Patent: November 26, 1996
    Assignee: Roxca Industries, Ltd.
    Inventor: Yuk T. G. Leung
  • Patent number: 5558022
    Abstract: A support (10) for moving an object between two locations. The support (10) has one or more elongate members (12) upon which a platform, such as a seat (50), can be slid. The elongate member (12) has a guide rail (15) which has two flanges (17) each terminated with an arcuate groove (18). The flanges (17) and the arcuate grooves (18) form a track (22) in which wheels (24) of the seat (50) can run.Typically, the support (10) is used for moving the seat (50) into and out of a shower recess or over a bath for the bathing of the aged and invalids. The guide rail (15) can also be used as a curtin track, a track for a sliding panel and the like.
    Type: Grant
    Filed: September 21, 1994
    Date of Patent: September 24, 1996
    Assignee: Raceside Holdings Pty Ltd.
    Inventors: James R. Mason, Philip J. Mason
  • Patent number: 5507679
    Abstract: A toy vehicle system has a vehicle provided with a resiliently biased driven wheel. The wheel is driven by a motor and interposed gears for rotating said driven wheel. The driven wheel is in contact with a lateral side of the track. The motor and driven wheel are mounted on a panel which is positioned for relative movement within a slot in the vehicle pedestal. Track engaging elements, which may preferably be spools, have a pair of rotatable elements in engagement with each side of the track. A pair of resiliently biased electrical pickups is disposed in contacting relationship with the electrically energized track rails. One or more lights may be provided on the vehicle. The vehicle is preferably disposed within a closed hollow enclosure.
    Type: Grant
    Filed: August 24, 1994
    Date of Patent: April 16, 1996
    Inventor: James G. Getsay
  • Patent number: 5456410
    Abstract: An assembly for supporting trackway sections along which a toy vehicle is driven, includes multiple track support members for supporting single tracks and/or twin tracks, height adaptors for adjusting the height of the trackway sections relative to a support surface, and tilt adaptors for adjusting the angular orientation of the trackway sections relative to the support surface.
    Type: Grant
    Filed: January 31, 1994
    Date of Patent: October 10, 1995
    Assignee: Echo Toys Ltd.
    Inventor: Wai H. Chow
  • Patent number: 5385249
    Abstract: The disclosure involves a material handling machine such as a lattice-type portal crane having an elongate lattice girder suspended from a girder beam by a first and second support links. In turn, the girder beam is supported at an elevation by a pair of legs. The improvement comprises a force transfer link coupling the support links so that forces transferred between the girder beam and either leg are isolated from the girder. The girder, which is triangular-shaped, has a top apex-like chord member and a pair of lower chord members. The support links and the force transfer link support the girder at the lower chord members and the top chord member is spaced (and therefore, isolated) from the girder beam.
    Type: Grant
    Filed: July 27, 1993
    Date of Patent: January 31, 1995
    Assignee: Harnischfeger Corporation
    Inventor: Herbert D. Long, Jr.
  • Patent number: 5360123
    Abstract: An apparatus and method for stabilizing a gantry. Powerful springs in the apparatus allow small deviations from a perpendicular configuration of a boom and beam arrangement. The springs resist larger deviations, thereby increasing the structural integrity and safety of the apparatus and method. The method stabilizes the gantry by providing a progressively increasing restoring force as the boom and beam travel farther from a starting position corresponding to a perpendicular relationship between the boom and the beam.
    Type: Grant
    Filed: March 5, 1993
    Date of Patent: November 1, 1994
    Assignee: J&R Engineering Company, Inc.
    Inventor: Roger L. Johnston
  • Patent number: 5337908
    Abstract: Disclosed is a patient hoist for use in a room having a floor and at least one pair of parallel spaced walls at opposite sides of the floor. The hoist includes a frame having a pair of track beams and a pair of connecting beams, and a plurality of legs for supporting the frame elevated above the floor, four of the legs being corner legs having first and second beam engagement members extending therefrom for slidably engaging respective ones of the beams. Each corner leg is connected respectively to an end extremity of one track beam and an end extremity of one connecting beam for joining the beams. The connections between the corner legs and the beams are telescopically adjustable for locating at least one pair of the beams proximate the walls at opposite sides of the floor.
    Type: Grant
    Filed: July 15, 1993
    Date of Patent: August 16, 1994
    Inventor: John R. Beck, Jr.
  • Patent number: 5022542
    Abstract: A crane leg connection is disclosed in which a crane has a frame length greater than its width, and has supporting legs including facing leg members connected to the frame and extending from the frame downward and away from each other and away from the frame in a direction transverse to the length of the frame. A support beam is mounted on the frame, and at least one of the leg members is connected to the support beam. A support arm connects the support beam and the frame together and carries the vertical load on the frame and transfers that load through the support beam to the leg. The support arm is connected to the support beam and frame such that the leg and frame are movable relative the each other transversely to the length of the frame. Another arm is affixed to at least one of the leg members and extends toward the frame, and an arm affixed to the frame extends toward the arm affixed to the leg member.
    Type: Grant
    Filed: December 9, 1988
    Date of Patent: June 11, 1991
    Assignee: Harnischfeger Corporation
    Inventor: Dale A. Beier
  • Patent number: 4927034
    Abstract: There is described a new and improved self-propelled steerable gantry crane including an elevated load carrying beam, individually adjustable downwardly divergent pairs of legs spaced apart lengthwise of the beam proximal the ends thereof for supporting the beam, a tie rod between the lower ends of the legs to maintain and adjust the angularity between the legs and ground engaging mobile mountings for the gantry.
    Type: Grant
    Filed: July 18, 1988
    Date of Patent: May 22, 1990
    Inventor: John A. Holden
  • Patent number: 4826076
    Abstract: A device for the support of driving tracks for toy vehicles, in particular driving tracks consisting of track segments which are plugged together and which have a center section laterally bounded by guiding elements. The center section of each track segment is designed to be a road surface forming driving lanes which are spaced above set-up surfaces. Provision is made for the support of track segments on any desired level by an arrangement comprising an upright column designed for connection with a base plate by use of a male and female plug system and consisting of upright column segments. Such segments are axially and detachably plugged into each other one on top of the other and have support arms. These arms are suspendable on such segments of the upright column in prepared holes or are symmetrically supportable on the free end of the upright column by means of a sleeve part.
    Type: Grant
    Filed: September 17, 1987
    Date of Patent: May 2, 1989
    Inventor: Kurt Hesse
  • Patent number: 4607574
    Abstract: A conveyor for carrying roofing debris to the edge of a roof which may be easily assembled on a roof with any pitch, moved from area to area as the work of tearing off old roofing material progresses and disassembled. A track, an assembly of track sections, is supported on a number of H frames which are braced and adjustable to accommodate any slant to the roof, by legs slidably adjustable in sleeved attachments to horizontal supporting bars. A winch, attached toward the loading end of the track, with cable attached to the winch and cart, controls descent of the cart down the track and may also be used to draw the cart back toward the loading end.
    Type: Grant
    Filed: July 2, 1985
    Date of Patent: August 26, 1986
    Inventor: Gerard B. Richards
  • Patent number: 4491450
    Abstract: An apparatus for picking up and laying down drill pipe casing and the like having a single endless line and support means extending axially of the apparatus toward the drilling rig to move the pivot point of the apparatus rearwardly thereof to increase its resistance against tipping under load. The apparatus also comprises a means for safely loading and unloading a trough and a support pole from the unit.
    Type: Grant
    Filed: September 23, 1981
    Date of Patent: January 1, 1985
    Inventor: Albert L. George
  • Patent number: 4334480
    Abstract: Leg structure for portable, height-adjustable gantries is disclosed having an upper, single vertical tubular post member telescopingly received within an open-ended sleeve formed by coupled aligned channel members of lower, break-apart sectional supporting framework. The channel members are supported and elevated by diagonal bracing members and struts giving a generally inverted-Y shaped configuration to the leg so that it can straddle objects and permitting the free, unobstructed downward passage of the post through the lower opening of the sleeve. A locking bolt passes through aligned holes in the post and channels to selectively hold their relative positions, with hand-operated winch means aiding the movement of the post. Post extension members are disclosed which can be added to the leg post while the gantry is assembled. The plate connection between the top of the post and a load-supporting I-beam is externally and internally braced by triangles and post weldment or casting insert elements, respectively.
    Type: Grant
    Filed: August 19, 1980
    Date of Patent: June 15, 1982
    Inventor: Bernard E. Wallace, deceased