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| Number | Title | Issue Date |
| 7428759 | Patient lift with support legs that spread over two ranges of motion A portable patient lift has spreadable support legs with a feature that enables the legs of the lift to operate in a first range of motion during operation, and a second range of motion for compact folding. ... | 09/30/2008 |
| 7381024 | LPG tank insertion apparatus for automobiles An LPG tank insertion apparatus for automobiles includes a rotary column with a lift body, a support arm mounted to the lift body, an actuating cylinder hingedly connected to the support arm, and a kingpin connected to the support arm. The actuating cylinder and the... | 06/03/2008 |
| 7377741 | Articulating loader with twin control arms, and methods of constructing and utilizing same A stove loading mechanism to assist a person in lifting and moving heavy and/or awkward loads, such as loading logs into an outdoor wood boiler. A fork assembly for holding the log can easily be raised and lowered from the ground and latched at any height by means o... | 05/27/2008 |
| 7371039 | Slat replacement system A slat replacement system for removing damaged slats and inserting new slats in an animal pen. The slat replacement system includes a base assembly for resting on a floor of the animal pen. A frame member is rotatably coupled to the base assembly. A motor assembly i... | 05/13/2008 |
| 7210590 | Transportation cart primarily for use in an animal barn A transportation cart primarily for transporting deceased animals through the alleyways of a barn has a swivelling mast and boom mounted on the front section of a frame driven by powered wheels with a slide panel attached to the mast below the boom over which the ob... | 05/01/2007 |
| 7172083 | Mobile hydraulic hoist A mobile hydraulic hoist unit which is readily maneuverable to a position straddling a load and then conveniently operated to lift and securely transport such load over a variety of terrains and surfaces and to safely and accurately deposit that load at a specific l... | 02/06/2007 |
| 7086820 | Apparatus for the lifting and placement of loads A portable lifting apparatus having an adjustable length vertical section with three legs thereon to engage the ground. A concave saddle is affixed to the upper end and an adjustable combination of lifting member and handle are removably attached thereto. The end of... | 08/08/2006 |
| 6910846 | Slat replacement system A slat replacement system for removing damaged slats and inserting new slats in an animal pen. The slat replacement system includes a base assembly for resting on a floor of the animal pen. A frame member is rotatably coupled to the base assembly. A motor assembly i... | 06/28/2005 |
| 6899238 | Methods and apparatus for supporting a davit arm A davit arm system includes a base that supports a davit arm and engages an underlying ground surface. The system components are preferably designed for arrangement in alternative ways to accommodate different installation environments, and/or for packaging in a bag... | 05/31/2005 |
| 6821075 | Hoist with trailer hitch attachment A hoist kit for vehicles such as pickup trucks and sport utility vehicles is described. The hoist kit engages a standard receiver hitch and when erect allows loading of the vehicle and optionally an attached trailer. The hoist when erect also can be used to lift or ... | 11/23/2004 |
| 6732871 | Cargo transport and handling device An apparatus is disclosed for handling cargo that includes a motorized electric pallet truck (12) to which a tower (30) having two or more legs (32) is attached, the tower (30) includes a transverse member (34) connected to the two... | 05/11/2004 |
| 6694545 | Lifting apparatus The invention provides a lifting apparatus with variable and independently selectable height and reach which comprises a base supporting a lifting structure. The lifting structure comprising two upwardly extending variably extendible support structures, a... | 02/24/2004 |
| 6599078 | Assembly for removably supporting cargo on a vehicle An assembly for positioning and removably supporting cargo on the exterior of a vehicle, wherein the cargo is preferably mounted on a mobile carrier assembly such as a hand truck. A hoist assembly includes a winch and lifting cable and is concurrently sup... | 07/29/2003 |
| 6561367 | Portable hoist and method A portable hoist has a U-shaped base, a tail assembly with at least a tail leg, an adjustable, telescoping mast secured to the base, a transverse lifting beam secured to the top of the mast and having a roller at each end, and a lifting system attached to... | 05/13/2003 |
| 6499610 | Portable hoist system A portable hoist system includes a base assembly which includes a pintle. Slidably mounted over the pintle is a hoist support assembly. The hoist support assembly includes a substantially vertical tube which is connected at its top portion to a support ar... | 12/31/2002 |
| 6371314 | Hoisting device for all terrain vehicle A combination of an all terrain vehicle and a hoisting device for use therewith, the all terrain vehicle including a frame, a body mounted on the frame and wheels, the hoisting device comprising a hoisting device frame having at least one member extending... | 04/16/2002 |
| 6321398 | Multipurpose body-turn-over apparatus A multipurpose body-turn-over apparatus mainly including an elevator, a driving mechanism, ropes, a net, suspension fittings, a vibrator, and a controller. The controller sets operating time and speed, and time pause at reverse of the apparatus, and the e... | 11/27/2001 |
| 6302581 | Support system for a radiation treatment apparatus A support system for a radiation treatment system includes a rotatable extension arm extending from a vertical shaft and a rotatable counterbalance extending diametrically opposed to the extension arm from the vertical shaft. The vertical shaft is rotatab... | 10/16/2001 |
| 6286695 | Engine lifting and positioning assembly In an aspect, the invention features a base structure and a main column vertically attached to the base structure, the main column having a mounting plate affixed above the base structure, the mounting plate adapted to attach to an engine. A rod is connec... | 09/11/2001 |
| 6089809 | Apparatus for lifting walls to a vertical position A device for use in raising a wall, includes a footing member, an upright member, having a first end and a second end, a pulley, a flexible cable, the flexible cable having a first end and a second end, a cable guide member, a cable guide offset member, t... | 07/18/2000 |
| 6065621 | Portable and towable lift mechanism An improved lift mechanism that is portable and towable, and has a telescopic and angularly adjustable load carrying boom, four telescopic support legs with pivotable wheels thereon, and a low center of gravity frame of a two part construction pivotally c... | 05/23/2000 |
| 5993106 | Restrainable manhole cover, handhole cover and the open/close device therewith A restrainable manhole, handhole cover and open/close device therewith provides vertical pads at predetermined positions along a bottom edge of a manhole/handhole cover, which are integrally molded with a cover body. This forms an inclined a third edge wh... | 11/30/1999 |
| 5946748 | Multipurpose body-turn-over apparatus Disclosed is a multipurpose body-turn-over apparatus mainly including an elevator support, a cantilever elevator fixed to the elevator support, a driving mechanism mounted on the cantilever elevator, and a controller for setting operating time and speed, ... | 09/07/1999 |
| 5934490 | Combination engine hoist and stand A combination engine hoist and stand for lifting and supporting an engine includes a variably oriented "H" shaped multi hinged base with frame extension capability mounted on casters and a combined hoist and stand vertical column located on the base for c... | 08/10/1999 |
| 5797504 | Portable hoisting system A hoisting system for lifting construction items at a construction site that includes a base assembly, a telescoping pole assembly carried on the base assembly, a slidably positionable line guide assembly slidably mounted to the telescoping pole assembly,... | 08/25/1998 |
| 5758785 | Lifting system A lifting system for removing and installing equipment on aircraft. The lifting system comprises a base and a lifting assembly supported by the base. The lifting system also comprises linear outriggers and at least one offset outrigger. The linear outrigg... | 06/02/1998 |
| 5690240 | Dolly with detachable boom A portable crane assembly is disclosed including a support that can be selectively coupled to and decoupled from a transport dolly. The support includes a plurality of legs that can support a crane boom independently of the dolly. The transport assembly i... | 11/25/1997 |
| 5667352 | Locking system for extension members on portable lifts A locking system for extension members on portable lifts or the like has a wedge block with a jaw face on one side and a sloped wedge face on the opposite side engaging a complementing fixed sloped face so that when the wedge block is moved upwardly the c... | 09/16/1997 |
| 5584363 | Locking system for stabilizers A swing-up stabilizer for a portable lift has a bracing strut with a pivoted locking mechanism at its upper end including a locking plate on the strut which is spring biased into a tilted locking position biting the strut when the stabilizer is in an acti... | 12/17/1996 |
| 5505578 | Transportable hoist for lifting large vehicle wheels A transportable hoist for lifting large vehicle wheels comprising: a frame including a front section and two side sections, the front section having two free ends including castors, each side section having a front end affixed to the front section, each s... | 04/09/1996 |
| 5375963 | Multipurpose lifting apparatus A lifting apparatus includes a mast that is mounted orthogonally (perpendicularly) to the plane of a base supported by wheels. A beam and tension member are connected pivotally to the mast and further to a carriage assembly support in such a manner that t... | 12/27/1994 |
| 5269501 | Vehicle and vehicle parts transportation system A vehicle and vehicle parts transportation system used for moving, positioning and manipulating a vehicle and vehicle parts primarily when a vehicle is damaged or in the need of repairs. The system consists of a power module having interchangeable legs an... | 12/14/1993 |
| 5259721 | Apparatus for transporting/mounting a building material In order to safely transport a building material to its mounting area of a building body and to temporarily hold the same until it is firmly mounted on the mounting area on the building site, according to the present invention, there is provided, an appar... | 11/09/1993 |
| 5211526 | Mobile crane A modular, readily assembled crane for mounting on a vehicle trailer hitch drawbar and reconfigurable for stand alone, rollabout operation. A receptacle rotatably supports a vertical column, boom arm, and lifting device, which may be a hydraulic jack or a... | 05/18/1993 |
| 5211297 | Foldable crane There is disclosed a mobile crane having at least one hollow load bearing support member which is rotatable about a base. The load bearing support member is pivotally connected to a hollow boom which telescopically receives a plurality of secondary hollow... | 05/18/1993 |
| 5195726 | Portable luggage carrier A compact, foldable, portable luggage carrier made of lightweight aluminum which when folded is light enough for easy hand carrying and storing. The apparatus is especially helpful for persons without sufficient strength to load luggage e.g., into an auto... | 03/23/1993 |
| 5188247 | Lifting apparatus A lifting apparatus that permits an object to be precisely lifted in a highly safe manner along a number of selected paths. The object to be lifted can be vertically raised along selected transversely spaced paths by vertically raising the lifting arms of... | 02/23/1993 |
| 5082127 | Collapsible lift trolley The invention relates to a collapsible lift trolley capable of occupying a compact collapsed position and a deployed in-use position. In accordance with the invention, the collapsible lift trolley comprises a base unit having a turnable wheel, two longitu... | 01/21/1992 |
| 5076448 | Portable hydraulic crane The crane having a generally trapezoidal frame with a caster wheel at each corner. A mast is mounted on the front of the frame with a brace between each rear corner and top of the mast. Spring loaded pins are used for these connections. A lifting ram is p... | 12/31/1991 |
| 5064078 | Combination portable hoist, crane, and vehicle towing apparatus A combination portable hoist, crane, and automobile towing mechanism is adaptable into three configurations. As a portable hoist, a vertical mast and hydraulically actuatable boom are mounted on a standard support having support legs oriented in a "V", wi... | 11/12/1991 |
