Abstract: A jack adapter has a mounting plate with a base plate and a pair of flanges extending from the base plate. A cushion has a non-absorbent outer cover and a nonabsorbent fill material enclosed within the outer cover. The outer cover has an air release vent. The cover also has a fill opening for removing and filling the cover with material. A closure is coupled to the cover for closing the fill opening.

Abstract: A windshield lift acting between the floor of a vehicle and the inside surface of the windshield with the aid of suction cups to apply an outward force to place the seal which bonds the windshield to the vehicle frame under tension. The peripheral seal can then be easily cut with a knife.

Abstract: Trailer jack attachment assemblies which do not extend below the lowermost frame member of the trailer body so as to avoid increasing obstruction from roads and rough terrain. Attachment is made to the trailer frame without destroying its structural integrity. Cross braces between laterally opposite attachments minimize localized twisting of individual frame members.

Abstract: A saddle structure for a jack device is provided with a rotatable saddle mounted to the fixed saddle of an extension member of a jack device. The rotatable saddle is retained, at least partially, within the fixed saddle for structural reinforcement. The Rotatable saddle provides an interface between the extension member of the jack device and the object to be lifted. The rotatable saddle is freely rotatable about a central axis of the extension member to allow the jack device to be independently oriented with respect to the object to be lifted. The fixed saddle structurally supports the rotatable saddle and is rigidly fixed to the extension member. Such an arrangement provides an adjustable interface between the jack device and the object to be lifted while maintaining the structural integrity of the interface.

Abstract: An improved device is provided for lifting the drum of a concrete mixer vehicle, wherein the drum has an encircling ring structure. The device includes a body mechanism having a body side wall and an inverted cup with a cavity for receiving a jack, a clamp mechanism wherein a cleat lower wall thereof is slidably adjustable relative to a lower wall of the body mechanism such that a cleat side wall is adjustable toward and away from the body side wall to clamp the ring structure between the body side wall and the cleat side wall, and a stabilizing mechanism for stabilizing the body mechanism relative to the mixer vehicle drum. The device may also include an adapter configured to also be slidably adjustable relative to either the body side wall or the cleat side wall.

Abstract: A clamping device capable of engaging a pipe jack for securing a work piece thereon. This device includes a yoke adopted to slidably engage a V-configured pipe jack and further having a threaded orifice contained therein. Contained within the threaded orifice is a threaded stem. A handle is attached to an upper distal end of the threaded stem. Pivotally attached to a lower distal end of the threaded stem is a head for engaging a work piece.

Abstract: The invention is an attachment for a hydraulic rescue tool and a method of using the attachment. The attachment comprises a front face; a rear face; two opposing outer side faces; an inner bottom face, having grooves therein and being angled upwardly from the front face to the rear face; two inner side faces, the inner side faces being inclined with respect to the inner bottom face and having longitudinal grooves therein; the faces forming a unitary body having a generally flat V-shaped cross section.

Abstract: A post/stake removing tool with at least two base support angles from the ground for the fulcrum lever to pull on the post/stake near or at the angle the post/stake are inserted. The fulcrum is pivotably attached to the support and the jaw is pivotably attached to the lever arm. The jaw is a diamond shaped aperture for grabbing the post/stake in four places. A fulcrum/lever is also used to remove heavy or stuck manhole covers. A combination hook and jack lifting head apparatus is attached to the lever arm for manual use or for lifting with a jack.

Abstract: A support structure for lifting a motorcycle in combination with a jack with the support structure including a cradle adapted to fit over an elevatable portion of the jack. The cradle has a pair of longitudinally extending support members connected thereto and shiftably fits on an elevatable portion of the jack to permit tilting of the support members supporting the motorcycle providing access to either the front or rear wheel of the motorcycle.

Abstract: A flying form table truss having web members interconnecting top and bottom chords includes screw jack legs adjustable independently of the web members along the bottom chord. Each screw jack leg has a screw jack and a ground engagement member at one end of the screw jack leg, and is connected by a pivot connection to a readily releasible fastening mechanism provided at the opposite end of the screw jack for securing the screw jack leg to the bottom chord. The fastening mechanism comprises at least one fastener for tightening the fastening mechanism against the bottom chord to secure the screw jack leg in position on the bottom chord.

Abstract: One piece load rest having reinforcing portions folded under the centre, fabricating and depending leg portions to be connected to the upper portion of a jack.

Abstract: An integral plastic load rest for a pantograph jack having a laterally extending channel to engage a vehicle and a reinforced seat centrally positioned under the channel to transfer vehicle load to the jack while allowing clearance for the jack teeth.

Abstract: An adapter apparatus is provided for a jacking device. The adapter comprises a first and second L-shaped portions, each of which provide a first horizontal plate and a first vertical plate. The horizontal plate of the first L-shaped portion provides an engagement rod for engaging a vertical hole in the lifting surface of the jack. As such, the adapter is circumferentially positionable on the jack, and the rod is free to rotate within the vertical hole. The engagement means of the first horizontal plate may include a downwardly extending cylindrical rim for annular engagement with the lifting surface of the jack. A slot may be included in the first horizontal plate for selective positioning of the engagement rod. The second horizontal plate of the second L-shaped portion provides a second lifting surface. The two vertical plates have a selective mutual engagement bolts such that the second lifting surface may be adjustably positionable at a height substantially below the first lifting surface.

Abstract: A floor covering installation tool for raising and lowering furniture, partitions or the like has a frame, a raising and lowering mechanism and a lifting assembly. The frame or the lifting assembly has a portion which is positioned underneath the object to be lifted. The raising and lowering mechanism is actuated to raise or lower the object to be lifted. Upon raising the lifted object to a desired height, flooring or the like is positioned underneath the lifted object. After the flooring is positioned underneath the lifted object, the raising and lowering mechanism is activated to release the lifting mechanism and return it to its original position. Thus, the tool is ready to be reused to lift another desired object.

Abstract: A jack with a foot resting on the ground and with a supporting plate that rises away from the foot, lifts the vehicle, and pivots around one or more articulations on a supporting component around an axis paralleling the length of the vehicle. The object is to make it possible to compensate for tilting along the vehicle without causing unilateral stress that could damage the bottom of the vehicle with local pressure. The jack accordingly has at least one support (17) on or between the articulations (15 and 16) and between the supporting plate (8) and the supporting component (3), and the articulations allow a limited pitch paralleling the length of the vehicle on the part of the plate.

Abstract: Vehicle lifter is a vehicle lifting jack, which is a modification of prior art scissor jack by replacing its top member with a wheel support plate, which has restricted pivotable movement, to enable it to be lowered to the ground at the wheel support plate low position, so that he vehicle wheel could enter on the top of the wheel support plate and obtain a stable position, then after placing the safety wedges, the vehicle lifter is operated by a conventional long handle ratchet wrench to obtain wheel support plate high position, securing a high, unobstructed working space under the vehicle and yokes are used to secure a small forward inclined position of the wheel support plate, while the vehicle lifter is being raised or lowered.

Abstract: A floor covering installation tool for raising and lowering furniture, partitions or the like has a frame, a raising and lowering mechanism and a lifting assembly. The frame or the lifting assembly has a portion which is positioned underneath the object to be lifted. The raising and lowering mechanism is actuated to raise or lower the object to be lifted. Upon raising the lifted object to a desired height, flooring or the like is positioned underneath the lifted object. After the flooring is positioned underneath the lifted object, the raising and lowering mechanism is activated to release the lifting mechanism and return it to its original position. Thus, the tool is ready to be reused to lift another desired object.

Abstract: A jack with a single leg, with a lifting arm that pivots around a stationary horizontal axis on the leg, with a threaded shaft that is articulated to the leg and engages the lifting arm either directly or by way of lever arms articulated to the leg, and with a manually operated crank that has non-rotationally secured to its end a claw that has a transverse slot and sides that can be employed to attach the claw to a transverse bolt on the end of the shaft loosely enough to allow the crank to activate the shaft even when it is not aligned with it. The transverse slot (17) in the claw (18) slides over the transverse bolt (20) and, at the end of the side of the claw, has a width (X) no greater than the diameter (21) of the bolt, in that the claw fits loosely enough around the bolt to allow it to rotate, and in that the sides (19) of the claw have prongs (22) that loosely surround the threaded shaft.

Abstract: A screw-type jack including an auxiliary screw barrel which is engaged with a ram cap at the uppermost stage. With that construction, this screw-type jack also has such function as to overlay an upper portion of a casing by the auxiliary screw barrel when the jack is contracted, in addition to widening the lift of the jack, whereby the case can be free from dirt and protected from damage.

Abstract: A hanging jack clamp for hanging a jack upside down in a vertical orientation comprised of a bottom component, a top component, and threaded-rod-and-coacting-cylinder combination connected therebetween. The bottom component includes a base with an outer upright and an inner upright which encompass a portion of the grade beam or similar part of the foundation. Additional securement by threaded clamps can be used to more securely position the clamp if desired. A pad for distributing load forces is spread on the upper surface of the base of the bottom component where it contacts the grade beam. The top component has a member with horizontal holes through which rods are inserted. These holes are aligned with predrilled holes in the mortar between the first row of bricks and the foundation so that the rods are inserted through the holes in the horizontal member and into the holes in the mortar.

Abstract: The invention concerns a jack (10) with at least one leg (12) and an arm (16) that is connected to it, that can move up and down with its position varied by an adjusting mechanism (26), and that has a supporting plate (40) at its outer and free end that pivots on a horizontal shaft (52) on the arm. The supporting plate is secured to the shaft by at least one eye (50) that is stamped out of the supporting-plate component, whereby the ends of the eyes are in one piece with components of the supporting plate.

Abstract: An alignment positioning mechanism for correcting and compensating for misalignment of structures to be coupled thereby. The mechanism comprises a power screw 12 with a base portion 13 and a threaded shank portion 14. A mounting fixture 18 is provided for rigidly coupling said base portion to the mounting interface of a supporting structure with the axis of the screw perpendicular thereto. A traveling ball nut 40 threaded on the power screw 12 is formed with an external annular arcuate surface 41 configured in the form of a spherical segment and enclosed by a ball nut housing 50 with a conforming arcuate surface 51 for permitting gimballed motion thereon. The ball nut housing 50 is provided with a mounting surface 53a which is positionable in cooperable engagement with the mounting interface of a primary structure to be coupled to said supporting structure.

Abstract: Boat cradle and storage construction including a plurality of substantially identical support units each availing of a central column comprising a support element and brace parts connected to the column and a base member of chevron shape with an adjustable ram in the column extending upwardly, and a pad at its end to engage the bottom of a boat or the like, the arrangement of the column and brace parts being such as to reduce space required for storage of the units when not in use and yet the base member shape provides stability, the arrangement of the brace parts being important from the standpoint of the overall assembly.

Abstract: A mobile home anchor apparatus that withstands high wind loading and other forces in any direction includes a pylon-mounted support member for supporting a frame flange of a mobile building structure. The support member has a bladed clamped member that permanently deforms a flange portion of the frame when it it tightened against the support member, and a stop member that receives an opposite side portion of the flange. The clamp member is mountable in selected locations on the support member for accommodating variant flange widths of the frame, blade members of the clamp member extending in sloped relation to the support member across an edge of the first flange portion.

Abstract: A stationary twin column hoist to be used for raising vehicles, in which each column is fitted with a height-adjustable carriage, this carriage having two carrier arms which can be adjusted for length and which can be spread apart relative to each other, these being used to support the vehicle. In order to simply work that is carried out on the body of such a vehicle the present invention proposes that the pairs of rotating arms be connected with the carriages by an adjusting system each of these adjusting systems being pivotable about a common horizontal axis. Addition holding devices are provided so as to ensure the additional security of the vehicle. Using the present invention it is possible to convert existing twin column hoists without any major expenditure.

Abstract: A motorized user applied actuator for automobile and like jacks having rotatable operating members for raising and lowering the jack platform, comprising a casing having a drive member detachably cooperable with the jack operating member, and having an electric motor and a unique, compact and lightweight, simple yet highly efficient step-down transmission connecting the motor with the drive member. The transmission comprises a plurality of staged planetary assemblages which effect a great reduction in speed and advantageous conversion of power. In several illustrated embodiments of the invention one or more handles are attached to the motor casing to provide a convenient hand grip. In another form of the invention the hand grip is supplemented by a fitting which separably interlocks with the jack structure to assume the torque on the motor casing. A power cord for the actuator has a plug adapted to be received in the cigar lighter socket of a motor vehicle.

Abstract: A vehicle wheel offset wheel bracket assembly includes a platform with a jack receiving surface, and wheel rim engaging arms, connected to and extending upwardly and outwardly from the platform toward a wheel to be raised, for engaging an under surface of an upper part of a rim of a wheel to be raised. The platform projects in a direction away from the wheel and a restraining chain, connected to the platform and to the lower part of the wheel keeps the platform from moving outwardly away from the wheel when a jack is raised against the platform.

Abstract: A method and apparatus for lifting and temporarily supporting an evaporator coil cabinet. The apparatus is place on opposite sides of the cabinet and includes a leg member in telescopic engagement with a threaded shaft. The shaft has a platform on one end thereof which is placed beneath an edge of the cabinet. A hand nut in threaded engagement with the shaft rests atop a shoulder on the leg member. As the hand nut is rotated, the shaft and platform are urged upward, thereby lifting and supporting the cabinet.

Abstract: An electric furnace includes a lifting structure actuating a furnace cover and comprising a stationary supporting post. A lifting means is axially displaceably guided on the stationary supporting post by an upper and a lower bearing. The lifting column is liftable and lowerable by the lifting means and engageable with, and disengageable from, the furnace cover. In order to provide a lifting structure that enables either a lower construction height or substantially slighter forces in the bearings of the lifting column, the hollowly designed lifting column peripherally surrounds the stationary supporting post. The lifting means is articulately connected with a head plate closing the lifting column on its upper end and with a stationary part of the plant.

Abstract: An operable vehicle jack for use between aligned peripheries of a pair of vehicle tandem wheels, and having a bell-like housing member associated with a raisable jack portion, whereby upon jack operational raising said housing becomes wedgedly held against and between said aligned tandem wheel peripheries.

Abstract: A device and method utilizing a standard automotive vehicle bumper jack, including a lower and upper jack adaptor and padlock. The lower jack adaptor engages both the bottom of the bumper jack and the brake pedal of the automotive vehicle. The upper jack adaptor engages both the top of the bumper jack and the steering wheel of the automotive vehicle. Once the jack and the adaptors are correctly positioned between the vehicle's brake pedal and the steering wheel, the bumper jack is activated to produce a downward positive pressure on the automotive vehicle's brake pedal, thus locking all four (4) wheels thereof. A padlock is inserted into one of the bumper jack apperatures and locked to prohibit the disengagement of the bumper jack.An alternative embodiment consists of a unitary device and method utilizing a cylindrical shaft body having a screwing mechanism and a shaft lock.

Abstract: A jack for lifting unbalanced loads such as automobiles, comprises a base having a raised portion thereon with a recess therein to accommodate the base of a jack column. The recess for the jack column is offset on the base and oriented to place a major portion on the base beneath the jack saddle during operation in order to increase stability. A substantially circular collar is mounted about the jack column at a predetermined distance from the base, said collar being supported by a plurality of spaced flexible legs pivotally mounted to the base at one end and curving upwardly to a removable mounting at the collar to prevent column tilt. The jack also includes a saddle assembly having a movable saddle with a protruding portion to engage an aperture in the load which is oriented to approximate the direction of lift point shift.

Abstract: A combination of a hydraulic jack with a triangulated steel stand interlocked with a novel, key-secured, ribbed cylinder of high strength light weight alloy, thread-connected to the lifting ram of the jack. Fast finder funnels are enjoined for rapid setting and operating of the combination with a handle having a 90.degree. bend at one extremity and a hinged center engaged by a spring released sleeve restrainer.

Abstract: A wheeled jack construction particularly adapted for use in heavy-duty applications is provided. The jack includes a hydraulically operable piston and cylinder unit, a hydraulic fluid pump and a motive means for driving such pump. The unit is self-contained and one embodiment requires no external power source or hose connections. The provided unit may be readily wheeled by hand into place, actuated and removed from a site of use with a minimum of effort. The provided unit is flexible in operation enabling a plurality of motive means to be employed therewith.

Abstract: A manual automobile pusher comprises a long handle ratchet mechanism mounted on one end of a curved hollow rectangular shaped sleeve, a padded cradle connected to the opposite end of the rectangular shaped sleeve, a curved rack post along which the ratchet mechanism and hollow rectangular shaped sleeve moves, a broad base which is connected to the curved rack post by a pivot pin, and an extensible cross member that is firmly connected to the broad base and the hollow rectangular shaped sleeve. The manual car pusher is capable of developing sufficient horizontal and vertical forces to slowly push an automobile out of a rut in ice, snow or mud, thereby eliminating the waste of gasoline and automobile transmission wear that occurs when a lone driver attempts to free an immobile vehicle by driving it out of a rut.

Abstract: There is disclosed a scissor-type screw actuated jack arrangement having a floating load bearing plate centrally situated over supporting lift arms when in the fully extended position and a pair of facing U-shaped channel members coupled to opposite ends of the lift arms for carrying the bearing plate and screw.