Bizarre Patents
User-operated amusement apparatus for kicking the user's buttocks
An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.
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| Number | Title | Issue Date |
| 7753386 | Steering mechanism and method for a manually powered vehicle A steering mechanism and method for a manually powered vehicle are provided. The steering mechanism includes a stem. An inner shaft freely rotates within the stem. A first end of a first cable and a first end of a second cable are operatively connected to the inner ... | 07/13/2010 |
| 7360780 | Apparatus for hand propulsion and steering of a scooter, tricycle or bicycle An apparatus is disclosed by means of which an operator both propels and steers a scooter, tricycle, or bicycle with a single set of handlebars. Power is applied by pumping the handlebars up and down, and steering is positive, and very similar to that of a conventio... | 04/22/2008 |
| 7303202 | Apparatus for the transfer of linear human power to a rotating member An apparatus for the transfer of linear human power to a rotating member is disclosed, which is adaptable to exercise equipment, wheeled chairs, scooters, bicycles, tricycles, etc. The hands of the operator apply the power during the downward stroke of an up-and-dow... | 12/04/2007 |
| 7293789 | Wide power range bicycle with positive intuitive gear shifting system A pedal lever type bicycle includes a pedal lever having a front portion and a rear portion, with an intermediate pivot point located substantially above the center of the rear wheel, and to the rear of the front of the rear wheel. The rear portion of the pedal leve... | 11/13/2007 |
| 7178813 | Scooter A scooter is described herein having control cables for use in guiding the scooter. In the preferred embodiment a cable is used to straighten the rear wheels which are connected in tandem and a steering column with a t-top is used to steer the front wheels. In an al... | 02/20/2007 |
| 7121566 | Skateboard suspension system A truck assembly for use on a skateboard. The truck assembly includes a housing that is configured for attachment to a board of the skateboard. The housing has a longitudinal axis. A resilient member may be retained by the housing. A mounting member may engage the r... | 10/17/2006 |
| 7077414 | Self propelled scooter The present invention relates to a scooter that is self propelled with a uniquely designed spring winding propulsion system. Using a system of interrelated gears and sprockets, the propulsion system is automatically rewound as a user manually propels the scooter. Ac... | 07/18/2006 |
| 7077415 | Hand-driven vehicle A vehicle body is provided with a rear wheel at a rear portion, and a front wheel coupled to a handle post. A swing-enabling shaft is rotatably provided on the upper portion of the handle post. A handlebars unit is attached to the swing-enabling shaft such that it c... | 07/18/2006 |
| 7071589 | Method and system for reducing bearing fluting in electromechanical machine A non-conductive insulating ring (210) is inserted between a motor bell (130) and a motor bearing (135) that supports a motor shaft (110). Stray currents that normally discharge thorough the motor shaft and the motor bearing to the motor ... | 07/04/2006 |
| 6953203 | Human powered vehicle A stable vehicle that can be folded or disassembled, for example for transportation by another vehicle or for storage, without requiring the use of hand tools. Two front wheels carried by steerable forks, in combination with an underslung main frame, provide a stabl... | 10/11/2005 |
| 6820885 | Wheelchair apparatus A wheelchair apparatus for permitting a user to sit in an upright position while operating a wheelchair. The wheelchair apparatus includes a chair member being designed for supporting the user. The chair member has a seat portion. The chair member has a frame portio... | 11/23/2004 |
| 6542261 | Method and apparatus for sending or receiving a secure fax A method and apparatus which sends an encrypted FAX document to a receiving party. The encrypted FAX is printed out by a receiving FAX with an unencrypted heading, indicating who the intended recipient of the received encrypted FAX is, and a body of the F... | 04/01/2003 |
| 6155584 | Man-propelled vehicle, such as in particular a cycle A man-propelled vehicle includes a frame with a seat, two pedals, and two hand-operated handles, each linked with the frame by actuating devices capable of communicating to them an alternating translational motion. The actuating devices are coupled with u... | 12/05/2000 |
| 5997020 | Driving device The arm-driven vehicle has a drive mechanism comprising a driving member. A movable chain attachment is secured to the driving member and the chain attachment has spaced apart fork legs and a rod member extending therebetween. A movable arm has one end op... | 12/07/1999 |
| 5941547 | Manually propelled wheelchair device A manually propelled wheelchair (10) powered by the chair occupant. Hand power levers (11,12) are pivoted on each side of the chair frame (15). Drive cables (25) connect each lever to a wheel pulley (20) which in turn acts through one-way clutches to prop... | 08/24/1999 |
| 5360387 | Bag folding system An automated system is disclosed for folding vehicle air bags so that a small folded-bag profile and a desirable bag deployment pattern results. A machine having numerous moveable arms is controlled by a controller. An edge folding assembly (EFA) of the m... | 11/01/1994 |
| 5209506 | Vehicle with combined propulsion and steering mechanism The rider powered vehicle has two steerable front wheels, each with a turning arm, and a single rear drive wheel. Power transmission means is provided between the rear wheel and a single push-pull and steerable handlebar mounted in a column assembly suppo... | 05/11/1993 |
| 5108158 | Trailer brake control A brake control system/method for preventing or arresting and minimizing trailer brake induced trailer-swing in an articulated vehicle (10) is provided. The control system/method senses or calculates values indicative of articulation angle (AA) and/or tim... | 04/28/1992 |
| 5016726 | Self-propulsion device for skateboards or the like A self-propulsion device of the type for use with a skateboard or the like comprising, a self-propulsion device which may be mounted, as a unit, for replacement to the existing axle of a conventional skateboard or the like, the self-propulsion device comp... | 05/21/1991 |
| 4925200 | Tricycle drive mechanism The vehicle and drive mechanism includes a vehicle frame having at least one steerable wheel carried thereon, an axle mounted on the frame and at least one driven wheel mounted on the axle. First and second ratcheted gears drivingly disposed on the axle t... | 05/15/1990 |
| 4923252 | Tire assembly An axle driven tire is disclosed having an undersized tire with a series of laterally oriented circumferentially spaced tabs extending radially off of the hub into a circumferentially extending recess in the tire to drivingly tie the tire to the hub.... | 05/08/1990 |
| 4900045 | Alternative bicycle drive device An alternative drive device for a bicycle comprising a drive wheel assembly having two drive shafts and a drive wheel with dual rachet assemblies therein; vertical frame for mounting the drive wheel assembly in frictional engagement with the bicycle front... | 02/13/1990 |
| 4811964 | Wheelchair propelled by rowing A wheelchair propelled by rowing action includes a wheelchair frame with a pair of large main rear wheels connected by an axle, a rowing lever pivotally connected to the frame, a steering shaft with a handlebar grip mounted coaxially within the rowing lev... | 03/14/1989 |
| 4807896 | Operator powered skateboard An operator powered skateboard including a platform, a drive assembly mounted to the platform about a pivot axis for axial displacement. The drive assembly including an external power assembly engaging a skateboard axle for causing rotation of the axle in... | 02/28/1989 |
| 4515362 | Exercise tricycle An exercise tricycle comprises a rear wheel, a one-way forward wheel, a front steering wheel and a brake mechanism which together provide the user with excellent exercise results. One of the user's feet is placed on the front wheel pedal, while the other ... | 05/07/1985 |
| 4319760 | Occupant propelled skateboard A skateboard, having a platform and a pair of roller assemblies mounted respectively at opposed longitudinal ends of the platform. One of its roller assemblies has a rotatable axle and a pair of wheels fixedly secured thereto for conjoint rotation. A chai... | 03/16/1982 |
| 4305600 | Two-wheel man-powered vehicle A two-wheel man-powered vehicle having a frame, a steerable front wheel and a rear wheel, both rotatably mounted on the frame. A hand operable power lever has a lower end pivotally mounted on the frame so as to be capable of swinging back and forth in a v... | 12/15/1981 |
| 3994509 | Propulsion means for wheelchairs A propulsion means for wheelchairs includes two drive assemblies, one mounted at each side of a wheelchair. Each drive assembly includes an axle which is rotationally oscillated by pumping a drive lever pivotally mounted on and engaged with said axle. Two... | 11/30/1976 |
