Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7284764 | Sprayer strut suspension A chassis suspension for agricultural equipment, the chassis suspension comprising: an axle having a substantially upright journal adapted for upright axial constraint of an inner journal therein; an inner journal extending into the upright journal, the inner journa... | 10/23/2007 |
| 7281723 | Sprayer strut suspension A chassis suspension for agricultural equipment, the chassis suspension comprising: an axle having a substantially upright journal adapted for upright axial constraint of an inner journal therein; an inner journal extending into the upright journal, the inner journa... | 10/16/2007 |
| 7261320 | Airbag cushion with dual mode deployment for pre-impact and impact conditions An airbag restrain system is disclosed for use in automotive protective systems. The airbag restraint system includes an inflatable airbag cushion having a tether coupled to the interior surface of the cushion. The airbag restraint system further includes first and ... | 08/28/2007 |
| 7112029 | Carrier apparatus and method A carrier apparatus and method includes a pair of oppositely positioned carriers. At least one pair of steerable wheels is connected to at least one of the oppositely positioned carriers. A movable neck is connected to each of the oppositely positioned carriers and ... | 09/26/2006 |
| 7006901 | Computerized automated dynamic control system for single-track vehicles Various methods, apparatuses, and systems in which a single-track vehicle has a retractable auxiliary-support wheel assembly and a computer control system. In an embodiment, the single-track vehicle has an elongated body. The retractable auxiliary-support wheel asse... | 02/28/2006 |
| 6494474 | Adjustable wheelchair anti-tip assembly An anti-tip mechanism for use with a wheelchair is provided. The anti-tip mechanism has a support frame being adapted to be coupled to the wheelchair. A first and a second wheel support arm extend outwardly from the support frame and are pivotally coupled... | 12/17/2002 |
| 6273435 | Trailer with non-tilting movable bed A trailer for use in transporting a load from one area to another area has a frame and a bed operatively mounted to the frame which is capable of being moved from a first or lowered position to a second or elevated position in a substantially vertical man... | 08/14/2001 |
| 6179542 | Kneeling dolly with ramp brake A kneeling dolly with ramp brake and method of use. Each kneeling dolly with ramp brake comprises a body having a ramp adjacent a wheel well, two front wheels swivellably and retractably attached to the body, and at least one rear wheel. Devices for exten... | 01/30/2001 |
| 5971408 | Vertically adjustable wheel assembly A vertically adjustable wheel assembly for movably supporting an appliance cabinet or the like upon a supporting surface includes a housing, a supporting bracket, a wheel unit, an adjusting rod, an adjusting screw and various elongated mounting members. T... | 10/26/1999 |
| 5940953 | Cart and method for changing tooling in a thermoformer machine A wheeled tooling cart for a thermoformer machine enabling quick and easy removal and installation of upper and lower tooling plates from their respective platens. The tooling plates are held on upper framework on the cart, which are removed one at a time... | 08/24/1999 |
| 5921341 | Vehicle A suspension unit for each rear wheel of a motor powered off-road four wheeled vehicle comprising a suspension arrangement with the inner members constructed for mounting on a fixed shaft secured to the vehicle and the outer casing carrying a swing arm te... | 07/13/1999 |
| 5911408 | Transportable lift A transportable lift includes a base and an elevator connected to the base which is arranged to support and vertically lift a load relative to the base. Transport wheels are connected to the base and are vertically moveable relative to the base. A control... | 06/15/1999 |
| 5829543 | Motorized in-line blade roller skate A motorized in-line blade roller skate having a longitudinally extending chassis plate with rear and front ends and several in-line blade roller members. A motor provides the necessary rotational movement that is transmitted through a cable to a gear asse... | 11/03/1998 |
| 5762348 | Carriage for a construction panel A carriage has a wheeled base with an articulated frame for supporting a construction panel in a multitude of operator-defined orientations during transportation, fitting and installation of the panel. The frame and a construction panel secured to the fra... | 06/09/1998 |
| 5558027 | Self contained safe caster system The disclosure relates to a retractable caster assembly for use on large safes weighing in the 1000 pound range and above. The caster assembly utilizes a plurality of retractable casters which can be lowered to permit moving a safe from one place to anoth... | 09/24/1996 |
| 5518259 | Lateral stabilizer for two-wheeled vehicles A system for laterally stabilizing a two-wheeled vehicle includes a pair of outrigger struts having respective outrigger wheels on opposite sides of the rear wheel, vertically movable between raised and lowered positions relative to a supporting structure... | 05/21/1996 |
| 5445236 | Vehicle In a vehicle combination, a traction vehicle which can be used independently of the combination, is rigidly connected with a trailer vehicle. The rear wheels of the traction vehicle can be lifted from the road when the combination is coupled, the wheels o... | 08/29/1995 |
| 5380028 | Demountable trailer suspension system A torsion bar suspension system for a trailer that includes a suspension frame having a spindle at one end for rotatably carrying a wheel. The suspension frame is mounted to the trailer frame to pivot about an axis spaced from the wheel axis of rotation. ... | 01/10/1995 |
| 5330213 | Fifth wheel device for rackable switchgear units A steerable and rackable electrical apparatus system including a wheeled rackable electrical apparatus (10). The system allows steerable movement of an unracked apparatus (10) that has been removed from a switchgear cabinet. The system includes a device (... | 07/19/1994 |
| 5320295 | Device for a displacing carriage for displacing a cylindrical body into a winding machine A carriage for displacing a cylindrical body into a winding machine, comprising two support elements (9) defining therebetween a space for receiving the body (2) and being adjustable with respect to each other in a transverse direction of the elements; fi... | 06/14/1994 |
| 5203151 | Grass cutting unit with height of cut adjustment A grass cutting unit has a height of cut determined by a ground roll. A reaction member linked to the ground roll has a captive screw-threaded shaft carrying a hand wheel. A block threaded onto the shaft is linked to the frame of the cutting unit so that ... | 04/20/1993 |
| 5108122 | Exhibitor trailer An exhibitor trailer for the convenient displaying of goods, wares and services at exhibits and trade shows. The trailer overcomes the laborious task of having to unload the goods to be exhibited, setting up the goods for display and then reloading. The t... | 04/28/1992 |
| 5078357 | Electric seat lift An electric seat lift mechanism is easily mounted or dismounted from a seat post receptacle by insertion of its depending tube into fixed (but removable) position into the seat post, the depending tube carrying an axially positioned drive nut which is eng... | 01/07/1992 |
| 5052877 | Carriage for the transportation of a cylindrical object A carriage for the transportation of a cable reel, comprising two parallel support elements (2, 3) which form a space between them for a reel (6) and are displaceable with respect to each other in the transverse direction (B) of the support elements, and ... | 10/01/1991 |
| 5028073 | Dynamic vehicle suspension system including electronically commutated motor A suspension system for controlling the relative position of a vehicle and a wheel assembly supporting the vehicle for travel over a surface of terrain. The system includes a member for resiliently connecting the vehicle and the wheel assembly to establis... | 07/02/1991 |
| 4918783 | Adjustable wheel structure An improved adjustable wheel structure mainly adapted for use in a trailing vehicle on which a yacht, boat or motorcycle can be mounted for transportation; the present wheel structure is provided with a special nut member having its inner surface half thr... | 04/24/1990 |
| 4861049 | Mobile bank teller unit A mobile bank teller unit includes a cabinet supported by a pair of main wheels having automatic brakes. Vertically adjustable caster pairs at each end provide sidewise mobility. The cabinet opens to form an enclosure for two tellers, each having complete... | 08/29/1989 |
| 4843972 | Apparatus for vertical adjustment of a traveling service unit for a textile spinning mill machine A traveling service unit for an associated textile spinning mill machine may be elevationally adjusted with respect to a reference rail mounted longitudinally along the machine by a feeler guide element pivotably mounted to the service unit in following e... | 07/04/1989 |
| 4783879 | Roller assembly for supporting household appliances A supporting roller assembly for a household appliance includes a fixed rear roller and a height-adjustable front roller. The front roller has a frame for mounting against a flat surface on the underside of the appliance, together with a vertically extend... | 11/15/1988 |
| 4783093 | Trailer bed lift Method and apparatus for relieving friction during adjustment of a sliding tandem trailer's rear wheel assembly with respect to the trailer bed includes a plurality of bed lift devices mounted in the vicinity of the rear wheel assembly. Each of the device... | 11/08/1988 |
| 4648617 | Convertible load carrying apparatus for all terrain vehicles Structurally integrated apparatus of various configurations is selectively, individually or conjointly detachably attachable to an all terrain vehicle for conveying or carrying various types of cargo and for preventing rearward tilting of the vehicle. Sup... | 03/10/1987 |
| 4624468 | Wheel carriage accessory for rendering waste containers moveable A wheeled carriage mechanism is proposed for rendering movable large, heavy, waste containers which are otherwise immovable. The wheel carriage includes channel-like frames having wheel sets mountable on trunnions provided on the receptacle sides, the con... | 11/25/1986 |
| 4611816 | Cargo handling system A cargo handling system having three major components: (1) a plurality of loading jack assemblies, (2) a plurality of stationary jack assemblies, and (3) a tow bar. The loading jack assemblies are of a novel construction so as to be removably mounted upon... | 09/16/1986 |
| 4596232 | Fireplace insert apparatus The invention pertains to fireplace insert apparatus and particularly relates to the use of anti-friction rollers for aiding insert installation. Guides are mounted upon the opposite sides of a fireplace insert each receiving a bracket slidable in an obli... | 06/24/1986 |
| 4536002 | Gauge wheel apparatus for a banding sprayer A gauge wheel apparatus for attachment to the ends of agricultural folding tool bars for a banding sprayer, or the like, which permits the level of the tool bar to be adjusted to maintain the ends of a tool bar in a desired position above the ground, whil... | 08/20/1985 |
| 4520876 | Gauge and guide wheel assembly A guide and gauge wheel assembly for a tool bar row crop planter has an arm mounted on the tool bar and pair of wheels rotatably mounted on non-linear axles. The axles are selectively mounted on lateral sleeves and upwardly and outwardly inclined sleeves ... | 06/04/1985 |
| 4460306 | Wheel dolly A dolly is illustrated of the type generally employed for lifting and transporting vehicle wheels, especially the large wheel assemblies employed on truck rigs which utilizes longitudinally disposed tiltable frames for supporting the wheels, and a modifie... | 07/17/1984 |
| 4354290 | Convertible house trailer A convertible house trailer comprises a cabin portion containing the living quarters, a road wheel assembly, by which the cabin is supported on land, and having a movable linkage connecting the road wheels to the cabin. The road wheels may be retracted up... | 10/19/1982 |
| 4303254 | Retractable caster wheel for a trailer A retractable caster wheel for a trailer in which the caster wheel is mounted on the tongue of a trailer for swivelling movement about an upright caster axis and also for swinging movement between a lowered support position and a raised storage position, ... | 12/01/1981 |
| 4297068 | Cargo container transporter A wheeled transporter attachable to a multi-ton cargo container for lifting nd lowering said container, and moving same overland. The transporter includes separate transporter units attachable to each end of the container for building a trailer unit. Each ... | 10/27/1981 |
