Swinging Platform Patents (Class 254/91)
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Patent number: 11781335Abstract: A device includes a plurality of support elements pivotably attached to a base. The support elements are pivotably attached to support arms. The support arms support a platform configured to hold a vehicle. The device is capable of moving between stacked and unstacked configurations, where the platform is elevated above a ground-level parking space when the device is in a stacked configuration and the platform is positioned behind or beside a ground-level parking space when the device is in an unstacked configuration. When changing between a stacked configuration and an unstacked configuration, the support elements and the support arms pivot such that the platform does not contact any vehicle parked underneath the platform.Type: GrantFiled: March 23, 2022Date of Patent: October 10, 2023Assignee: BROADWAY PATENTS LLCInventor: Padraig Tarrant
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Patent number: 8695942Abstract: A vehicle lift comprises a pair of parallel ramps (2) each of which is pivoted to an upstanding support (1) at one end, wherein the two ramps (2) are connected by a cross-beam (6) located towards the ends distal from the pivots (3) and rigidly secured to the ramps (2), which cross-beam (6) includes a lifting box (7) engageable with a lifting jack (12) and located substantially midway between the two ramps (2) such that lifting forces are directed through the center line of the cross-beam (6). The cross-beam (6) bears against the ground when the ramps (2) are in a downwards position. The jack (12) can be replaced by axle stands (10) when the ramps (2) are elevated.Type: GrantFiled: May 7, 2012Date of Patent: April 15, 2014Inventor: Michael Graham Dawes
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Publication number: 20110278516Abstract: The present invention is a vehicle lift. In particular, the present invention is directed to a vehicle lift that can be mounted to the rear of a vehicle or be used as a stand-alone device to lift vehicles. The preferred embodiment comprises a vehicle platform supported by a first lifting arm and a second lifting arm. The lifting arms are mounted to shafts mounted on gears. Each shaft and lifting arm has a corresponding castellated end. A star plate attaches to the shaft, fitting within the castellated ends, and joins the shaft and lifting arm. A chain engages the gears and comprises two segments joined by adjustment rods. The rods adjust chain tension and gear timing. The chain is connected to an arm of a drive. When the arm extends, it moves the chain that rotates the gears and lifting arms and lifts the platform.Type: ApplicationFiled: May 14, 2010Publication date: November 17, 2011Inventor: Brad Christian
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Publication number: 20090127522Abstract: Dislosed is an apparatus for lifting a vehicle. The apparatus comprises a frame assembly, an arm assembly and a lever. The frame assembly comprises a pair of distanced apart frame links and a plurality of connecting members connected in-between the pair of frame links. The arm assembly is coupled to the frame assembly for providing support to the frame assembly. The lever coupled to a connecting member of the plurality of connecting members, is capable of pivotally rotating the frame assembly from a rest position to an upright position. The apparatus is positioned below a frame of the vehicle and the frame assembly is rotated from the rest position to the upright position to lift the vehicle above a ground surface.Type: ApplicationFiled: November 16, 2007Publication date: May 21, 2009Inventor: Lee Sisson
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Patent number: 6464204Abstract: A portable vehicle lifting apparatus and method comprising a plurality of ramps having a lifting bar means pivotally connected between each ramp. The apparatus, via the lifting bar meas, raises and lowers a vehicle which has been loaded onto the ramps.Type: GrantFiled: February 26, 2001Date of Patent: October 15, 2002Assignee: Kwiklift, Inc.Inventors: Danny L. Johnson, Dave Lewis
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Patent number: 6338470Abstract: A lifting rack for elevating motorcycles or other two-wheeled vehicles for ease of maintenance. The rack comprises a channel with a base plate that may be laid flat on a ground or floor surface, and upstanding side walls that provide lateral stability for a two-wheeled vehicle as the vehicle wheels are positioned on the base plate. The rack also comprises ground or floor surface engaging rails. A linkage mechanism connects the rails to the channel. A hydraulic motor, anchored on the rails, applies a lifting force to the linkage elements, thereby creating a vertical lift force component, the base plate supporting the vehicle wheels as the vehicle lifted. One end of the channel may be separated from the main portion of the channel and separately articulated on the rails, whereby one vehicle wheel may overhang the end of main channel portion.Type: GrantFiled: December 5, 2000Date of Patent: January 15, 2002Inventors: Kevin L. Steely, Lawrence A. MacEachern
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Patent number: 4804068Abstract: A vehicle elevating apparatus constructed with a pair of independent runway carrying parallelogram assemblies each being provided with raising and lowering motor of pressure fluid type, and a torsionally stiff component operatively connecting the parallelogram assemblies so that in the event of failure of one of the motors the torsionally stiff component will transfer the load and substantially equalize the position of the runways and prevent a catastrophic accident.Type: GrantFiled: June 17, 1987Date of Patent: February 14, 1989Assignee: Hunter Engineering CompanyInventor: Edward V. Carter
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Patent number: 4277049Abstract: A lifting structure for use in connection with relatively small vehicles such as turf or sod cutting tractors or garden tractors to elevate the same into a raised position for the purpose of servicing the vehicles, the structure consisting of a base frame having pivoted thereto by elevating leg members a supporting frame having thereon a pair of adjustably spaced vehicle supporting cross members, an upstanding frame member at one end of the base member carrying a winch being removably connected by a cable to the vehicle supporting frame to raise the elevating leg members into a locked vertical position and the elevating leg members are adapted to position the vehicle supporting frame at a plurality of heights.Type: GrantFiled: May 19, 1980Date of Patent: July 7, 1981Inventor: Donald A. Clausen