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Pneumatic Shoe Lacing Apparatus
This invention provides a pneumatic shoe lacing apparatus for the pneumatic lacing of shoe.
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| Number | Title | Issue Date |
| 7780179 | Drive system for a human powered vehicle A drive system (3) for a human powered vehicle. The drive system (3) includes at least one input member (31), a transmission system (21) arranged to convert movement of the input member (31) to rotation of an output member (83 | 08/24/2010 |
| 7556274 | Manual wheelchair drive system A system for providing a wheelchair user access to forward, neutral and reverse movement while maintaining a continuous grip, silent operation, and allowing for small rotational movements of the wheelchair wheel to be easily made. The system includes a one-way beari... | 07/07/2009 |
| 7413206 | Extra hand powered bicycle A drive system for use with a bicycle includes first and second gears arranged so that the second gear is rotatably driven responsive to the first gear. A freewheel is operatively coupled to the second gear, and a drive sprocket is operatively coupled to the freewhe... | 08/19/2008 |
| 7396031 | Mobility device A mobility device for use by the elderly or disabled persons, that does not require standing, balancing or walking and is propelled by leg paddling of a user, is disclosed. The mobility device comprises a pair of base members, an inverted U-shaped member disposed be... | 07/08/2008 |
| 7392868 | Device at handtruck Tiller truck provided with force transmitter in order to transmit a pumping movement with the tiller to the wheels via a coupling in order to facilitate the movement of the truck. The coupling is arranged so that it can be set for force transfer forward or rearward ... | 07/01/2008 |
| 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 |
| 7344146 | Quadracycle The improved wheelchair employs the use of two push levers attached to two forward drive gears, and two reverse drive gears, which propel the two main rear wheels of the chair through bicycle chains connecting the front drive gears to sprocket clusters mounted on th... | 03/18/2008 |
| 7341267 | Reversible ratchet mechanism A reversible ratchet mechanism includes a pair of roller clutches set to operate in opposite directions when engaged by a belt. During the forward motion of the ratchet assembly in either direction of propulsion of the belt, one roller clutch is disengaged while the... | 03/11/2008 |
| 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 |
| 7261309 | Wheelchair drive mechanism A wheelchair which shifts between forward and reverse by virtue of a roller mechanism which grabs in one direction and slips an opposite direction, thereby preventing binding. The shift mechanism is initiated by rotation of a shift paddle which is located on a extre... | 08/28/2007 |
| 7195264 | Manually powered vehicle having improved steering A manually powered rowing vehicle is provided. A chain is wrapped around a portion of first and second free-wheel wheel sprockets, which can spin freely in one direction but not the other. The first free-wheel drive sprocket drives a rear wheel. The second free-whee... | 03/27/2007 |
| 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 |
| 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 |
| 6932370 | Human-powered, ride-on vehicle A human-powered, ride-on vehicle, includes a main longitudinal frame member having a steering/drive mechanism mounted thereon for oscillating movement; a driven rear wheel having an axle, a rear sprocket operatively fixed to the rear wheel for coastable engagement t... | 08/23/2005 |
| 6916031 | Frictionless bicycle stopping device A bicycle braking device includes a second drive assembly between the crankshaft and the rear axle of the bicycle. The second drive assembly includes a chain drive and pair of engaged gears for reversing the direction of rotation of the crankshaft with respect to th... | 07/12/2005 |
| 6916032 | Manually-propelled vehicle and related systems The invention provides a propulsion, braking and anti-rollback control assembly for use in manually propelled vehicles such as wheelchairs. In one embodiment, the invention provides a wheelchair with a control lever assembly and related force conveyance connecter th... | 07/12/2005 |
| 6764089 | Manually powered drive mechanism and vehicle employing same The present invention provides a manually powered rowing vehicle. In one embodiment, a chain wraps around a portion of first and second free-wheel wheel sprockets, which can spin freely in one direction but not the other. The first free-wheel drive sprocket drives a... | 07/20/2004 |
| 6672607 | Mini scooter A mini scooter includes a wheel member, a wheel support member, a steering rod, a steering rod support, a wheel cover plate, and a pedal. The wheel member includes a wheel with a transmission ring in the center, and a unidirectional rotary bearing, a pivo... | 01/06/2004 |
| 6585277 | Hand powered cart A hand powered cart uses a drive mechanism having a power lever operated by the operator's hands and arms, and is steerable by the operator's feet. The drive mechanism includes a closed drive chain that is given forward motion by a one-way freewheeling po... | 07/01/2003 |
| 6502843 | Anti-reverse system for twist vehicle A twist vehicle includes a vehicle frame, a steering unit, a twisting unit and a connecting member in which when subsequent clockwise and anti-clockwise movements are imparted to the steering unit, the movements are then transferred to the twisting unit, ... | 01/07/2003 |
| 6450518 | Wheelchair A wheelchair including three component parts: a propulsion means, a support means provided with means for receiving the legs of a chair, and a chair. The propulsion means is removably engaged with the support means by sliding the propulsion means into the... | 09/17/2002 |
| 6371502 | Universal conversion kit for human powered wheelchairs The present invention provides an economical, universal wheelchair conversion kit which offers two, hand-powered, variable-resistive, drive mechanisms for the main wheels of a wheelchair which can be retrofitted to existing wheelchairs and that provide th... | 04/16/2002 |
| 6311998 | Geared scooter The present invention relates to a geared scooter comprising a deck assembly, a handlebar, a front wheel assembly and a rear wheel assembly. The front wheel assembly and the rear wheel assembly are arranged at front and rear ends of the deck assembly. The... | 11/06/2001 |
| 6301760 | Method of selectively altering physical properties of an elastane filament The physical properties of an elastane, i.e. spandex, filament may be selectively altered basically by stretching the filament to a selected degree while heating the filament to a selected temperature above its glass transition temperature to set the fila... | 10/16/2001 |
| 6173986 | Rowing arms driven wheel chair A wheel chair is provided, including a wheel chair frame including a seat portion, an axle structure and two lateral wheels mounted to the axle structure for rolling the wheel chair over a support surface; and a manual propulsion mechanism including first... | 01/16/2001 |
| 6007082 | Wheelchair driver and braking system A wheelchair driver having a simple, efficient structure is mountable to a horizontal frame extension of a wheelchair between a wheel and the wheelchair's frame. The driver is mounted directly to a spindle sleeve fastened to the horizontal frame extension... | 12/28/1999 |
| 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 |
| 5865455 | Wheelchair This wheelchair employs the use of push levers attached to drive gear sprockets, which propel the main rear wheels of the chair through bicycle chains connecting the front sprockets to gear clusters mounted on the rear wheel axles. Ratchet mechanisms allo... | 02/02/1999 |
| 5762350 | Hand operated wheel chair or exercise machine using racks operated by variable length lever This improvement is for a hand operated wheel chair or exercise machine. The machine uses two racks to operate two one way clutches to furnish forward motion from both the forward and backward strokes of the input lever arm. The mechanical advantage of th... | 06/09/1998 |
| 5690346 | Human powered drive-mechanism with versatile driving modes A frame (12) supporting two oscillatably movable members (16R) and (16L) for arms, and two reciprocally movable members (18R) and (18L) for feet. Cables (36) going off in pairs from each of the movable members in opposing directions, redirected by pulleys... | 11/25/1997 |
| 5632499 | Wheel chair system A wheel chair system including a pair of levers mounted to each side of an operator seated in the wheelchair, each lever having a handle which the operator can articulate between a position aligned with the levers and a position normal to the levers. The ... | 05/27/1997 |
| 5328195 | Bicycle having arm assisted drive A dual drive bicycle includes an arm powered drive assembly including a drive mechanism mountable on one of the bicycle wheels or on the foot powered crank mechanism. The drive assembly includes a sprocket and a ratchet assembly for pivotal engagement wit... | 07/12/1994 |
| 5308097 | Mechanism to convert the front idle wheels of bicycles in general into drive wheels A mechanism temporarily convert the front wheel of bicycles into a driving wheel, comprising a lever (5) hinged in front of and on top of the frame; the handlebar (E) is fixed to the lever together with a catch (14), with a mobile stopping tooth which coo... | 05/03/1994 |
| 5272928 | Apparatus for the transmission of power to a rotating member The provision of power by the human body to bicycles, tricycles, exercise equipment, wheeled chairs or the like is effected using a hand-operated lever (35) and/or a pair of pendulums (23). The hand-operated lever is pivoted about an axle (33) on a frame ... | 12/28/1993 |
| 5263729 | Wheelchair driver and braking system A wheelchair driver having a simple, efficient structure is mountable to a horizontal frame extension of a wheelchair between a wheel and the wheelchair's frame. The driver is mounted directly to a spindle sleeve fastened to the horizontal frame extension... | 11/23/1993 |
| 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 |
| 5039122 | Bicycle auxiliary power unit A bicycle auxiliary power unit is provided wherein hand powered levers provide a mechanical means for transposing the natural power strokes of the rider to the mechanism propelling the vehicle. The auxiliary power unit provides a means for permitting a st... | 08/13/1991 |
| 5020815 | Self-propelled, steerable wheelchair A retrofitable attachment for easily and quickly converting most conventional wheelchairs into self-propelled, steerable wheelchairs. The invention includes a drive arrangement easily attachable to one of the rear wheels of the wheelchair, an elongated ar... | 06/04/1991 |
| 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 |
| 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 |
