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Document Title |
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7455309 |
A safety device for a wheelchair, or similar device, is disclosed. The device is a wheel assembly directed to preventing rearward movement of the device when the person exits or enters the device thus preventing potential accidents.
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7441633 |
The present invention relates to an apparatus for automatic brake of walking support machine which is safe on downward slopes by preventing over speed due to the acceleration of gravity and protect user on upward slopes. The present inv...
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7434824 |
An automatically engageable and releasable brake apparatus adaptable to be attached to a wheelchair is provided, including a connection mechanism adapted to be positioned on a rear frame portion of the wheelchair frame, a seat actuation ...
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7380642 |
Parking brake, in particular for a wheelchair, with a pressing element ( 10 ) articulated by a pivoting lever ( 8 ) coupled to a retainer ( 12 ) mounted to the wheelchair frame. The pivoting lever ( 8 ) is tiltable by swiveling a hand br...
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7370734 |
A brake handle assembly for actuating a brake of a wheeled walker of the type having a handle bar member slidably received for telescopic movement within the upper end of a leg member, a wheel rotatably mounted at the lower end of said l...
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7320473 |
A brake apparatus for a wheelchair is mounted on one side of a wheelchair, with a corresponding brake apparatus mounted on the opposite side of a wheelchair. The brake apparatus includes an upper assembly mounted on the wheelchair frame ...
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7316298 |
This invention relates to gravity reactive braking systems. According to the invention there is provided a brake system to control speed in a forward direction for descending inclined surfaces and a brake system for controlling rollback ...
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7264315 |
A wheel assembly having multiple small rotatable wheels mounted laterally thereon whereby lateral movement as well as forward and backward movement is provided. A pair of the wheel assemblies are utilized on a hand-propelled wheelchair t...
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7249657 |
A molded braking and support wheel assembly for a multi-wheeled wheelchair for a handicapped person. The wheel assembly includes a braking support wheel molded as a single unit of plastic or plastic-like material having concentric compon...
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7168770 |
A wind-powered brake system which is operated to brake a movable body when a driving force of a driving source for moving the movable body should be decreased, is described. The object of the present invention is to assist normal braking...
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7144025 |
A wheelchair is disclosed that includes a seat, a pair of wheels, a detection part indicating the presence or absence of a user on the seat, electric brake units switching between applying braking forces to and releasing braking forces f...
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7124858 |
An object of the invention is to provide a brake apparatus which can facilitate slope starting and slope climbing and which can be produced small in size and light in weight. In addition, another object of the invention is to provide a b...
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7066482 |
The brake handle assembly of the invention may be retrofittable to an existing foldable wheelchair. The brake handle assembly includes a coupling member provided to a foldable wheelchair frame near a handle grip. The brake release assemb...
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7059452 |
A brake assembly for a stroller includes left and right braking mechanisms, a connecting member, and left and right operating members interconnected to each other through the connecting member so as to move in opposite directions when op...
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6978864 |
A wheelchair braking device providing a braking action that automatically disengages when an occupant is seated in the wheelchair. The braking device includes a support structure to which a sensing lever is pivotably mounted and to which...
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6957596 |
A braking actuator for an ergonomic support is connected thereto by a Bowden cable. The actuator has a housing with pin slots, friction surfaces and a mount for a disk axle. A disk has frictional surfaces, holes with pin load edges, a Bo...
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6929100 |
A wheelchair wheel locking assembly comprises a first wheel stop having an actuating lever for operating a first wheel-engaging member. The first wheel stop is operably connected to a second wheel stop via a continuously flexible linkage...
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6863293 |
A wheelchair has actuation plates provided in juxtaposition with the seat to descend when a user sits on the seat to lower the seat with the user's weight and to ascend when the user rises from the seat to permit the seat to return with ...
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6860495 |
A carrier to transport a person in sitting position along with luggage, miscellaneous small articles and, when needed a gas cylinder and a holder to drip feed a patient. The carrier with a manually operable fail safe brake and foot rests...
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6854754 |
A wheelchair brake system is provided that allows an operator of the brake system to retard and/or stop the motion of the wheelchair. The brake system provides for independent and variable application of a braking force to wheels of the ...
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6851522 |
A brake attachment apparatus is provided for a wheelchair and includes a wheelchair connector assembly for connecting to the wheelchair, a brake operator arm which extends horizontally along a portion of the wheelchair, a brake operator ...
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6811509 |
A hydraulic motor assembly having a motor and gear reduction set mounted in a housing. A brake assembly may be mounted in the port block to provide braking for the output axle or it may be located externally to the axle housing portion o...
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6688437 |
A brake and anti-tipping system for a conventional wheelchair is disclosed. The system engages the ground to prevent rearward movement of a wheelchair and is disengaged when the wheelchair is occupied. The braking and anti-tipping system...
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6655503 |
A safety brake for use on a wheelchair, specifically for the purpose of preventing the wheelchair from rolling rearward when the occupant attempts to exit or enter the wheelchair. The safety brake allows forward movement but prevents rea...
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6644443 |
The invention relates to a device for transporting human beings, comprising a frame, at least one tire extending in a peripheral direction around a wheel with a certain amount of elasticity, and a braking system. The braking power of the...
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6634665 |
A quick release detachable wheel hub assembly is shown for a lightweight manual wheelchair. The wheelchair wheels mount on exterior hubs and rotate therewith. The inner face out of each of the exterior hubs mates with an opposing outer f...
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6598724 |
A wheel hub ( 10 ), primarily for a wheelchair wheel, can be manually operated by rotating a cover ( 168 ) to give three different operating states for the wheel which includes the hub. In the first position, the wheel is free to rotate ...
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6578860 |
The present invention implements a releasable wheel mounting mechanism and a dual braking system to provide a wheelchair that transforms from a conventional wheelchair to a companion wheelchair. A set of small rear wheels traditionally f...
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6520526 |
A wheel lock for a wheelchair, where the wheelchair has a rear drive wheel, includes a housing adapted to be mounted on the wheelchair. The housing has two pivot points spaced apart in a forward/rearward direction. A wheel contact arm ha...
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6471231 |
An electrical braking system is shown for a lightweight manual wheelchair. A rechargeable battery source on the wheelchair connects through a switch to a linear actuator for operation of an actuator rod. The actuator rod connects through...
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6464044 |
A braking apparatus for braking a wheel of a vehicle, including: (a) a main body; (b) a cam which is supported by the main body such that the cam is rotatable about an axis thereof, and which has a cam surface whose distance from the axi...
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6454285 |
A wheelchair for use in care facilities includes a seat lift mechanism and a chair tilt mechanism both of which are actuated by a single lever. Operation of the lever elevates the rear of the seat and raises the rear of the wheelchair th...
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6443268 |
The present invention relates to a braking system for a wheelchair through which a wheel chair occupant can apply the brakes to both wheels with one handle member, yet the braking system does not interfere with the foldability of the whe...
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6431572 |
A wheelchair safety lock with a safety handle that is positioned such that the user of the wheelchair cannot enter or exit the wheelchair without moving the safety handle out of the way. When the safety handle is moved out of the way, th...
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6408990 |
A settling device of a baby car for stopping the movement of the baby car by inhibiting the rotation of the car wheels is disclosed. The settling device of a baby car includes a button portion for providing therethrough a user's operatio...
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6378663 |
A brake mechanism for a walker, essentially comprised of a brake disk with toothed peripheral is provided on the side of the wheel, a brake base allows relative displacement, and toothed section on the inner side of the brake base, where...
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6371503 |
An anti-rollback assembly adapted or adaptable for use in combination with a wheelchair. The anti-rollback assembly includes a one-way brake assembly automatically immobilizing the wheelchair against rearward movement when the occupant a...
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6371502 |
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 a...
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6352138 |
A wheelchair braking system, for use on a wheelchair having a frame and a pair of wheels, comprising an outer plate assembly, an inner plate assembly, and an axle assembly attached to one of the wheels. The axle assembly is supported by ...
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6347688 |
A New and improved stabilizer for use in conjunction with a wheelchair is disclosed. The device incorporates a multi part lever mechanism that is activated when no patient is seated on the seat area of the wheelchair, when the patient is...
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6341671 |
A sliding plunger, normally about 1 cm. OD with a 0.5 cm tip distal end, controllably extends under spring force from a housing mounted to a wheelchair's frame transversely into a juxtaposed complimentary hole, preferably one of a circum...
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6315085 |
A semi automatic brake applicator for wheel chairs which have at least one arm with an actuator lever pivotally attached to the arm, an actuator rod pivotally attached to the actuator lever at the first of two ends and to a clamp at the ...
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6308804 |
A quick connect-disconnect brake hub lock system is disclosed. The locking mechanism is attached to camber tubes of varying degrees of 0° to 12° with wheels that move in and out from the centerline of the wheelchair. Such system of loc...
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6283484 |
A brake system for a wheeled walker frame having two walker frame legs with two telescopically adjustable frame tubes, of which one frame tube supports in its upper region a handle and a brake lever and the other is provided in its lower...
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6279936 |
An anti-rollback assembly adapted or adaptable for use in combination with a wheelchair. The anti-rollback assembly includes a one-way brake assembly automatically immobilizing the wheelchair against rearward movement when the occupant a...
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6264007 |
Automatic locking systems for wheelchairs have a locking hub for attachment to a main wheel of the wheelchair, and a lock pin which is reciprocally rectilinearly moveable between locked and unlocked conditions with the lock hub. A rotary...
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6253880 |
A ratchet brake for a wheelchair of the type comprising a frame, a seat member, a back member, two arm-rest members, at least one wheel. The ratchet brake mounted to the frame for limiting the at least one wheel to forward rotation upon ...
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6237724 |
The invention concerns a device with a mobile part comprising two crowns (1 and 13) rigidly coupled with rods passing through the hub (7) outside the bearings (6). The springs (20) press that frame against the fixed ring (10) such that t...
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6105731 |
The invention relates to a braking device for wheeled chairs, the device (1) including at least two brake legs (2, 3) which can be lowered to, or raised from a substructure while being positionally movement-oriented with the aid of tubul...
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6102167 |
A brake device for braking a stroller, which has an axle and a wheel mounted rotatably thereon, includes a support post secured relative to and extending uprightly from the rear axle, and a mounting frame disposed on the support post and...
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