Matches 1 - 43 out of 43


Match Document Document Title
8764027 Slab dolly  
In one embodiment, a slab dolly for moving slabs of material includes a body adapted to support a slab of material, wheels that support the body, handles that extend to a rear of the body, and a...
8746717 Saddle riding type vehicle  
A saddle riding type vehicle includes a right wheel and a left wheel, a right lower arm and a left lower arm swingably provided on a vehicle arranged to support the right wheel and the left wheel...
8662215 Maneuvering robotic vehicles having a positionable sensor head  
Configurations are provided for vehicular robots or other vehicles to provide shifting of their centers of gravity for enhanced obstacle navigation. Various head and neck morphologies are provided...
8346425 Surface inspecting device  
A modular surface inspecting device is provided. A modular surface inspecting device comprises a computing layer having a processing unit in which a modular service-oriented software is installed;...
8322470 Maneuvering robotic vehicles having a positionable sensor head  
Configurations are provided for vehicular robots or other vehicles to provide shifting of their centers of gravity for enhanced obstacle navigation. Various head and neck morphologies are provided...
8225892 Hybrid mobile robot  
A hybrid mobile robot includes a base link and a second link. The base link has a drive system and is adapted to function as a traction device and a turret. The second link is attached to the base...
8157031 Multi-legged walking device  
A multi-legged walking device includes a crankshaft, a plurality of linkage bar mechanisms, a support member, and a driving device. The crankshaft includes a plurality of main journals and...
8079432 Maneuvering robotic vehicles having a positionable sensor head  
Configurations are provided for vehicular robots or other vehicles to provide shifting of their centers of gravity for enhanced obstacle navigation. Various head and neck morphologies are provided...
7874386 Hybrid mobile robot  
A hybrid mobile robot includes a base link and a second link. The base link has a drive system and is adapted to function as a traction device and a turret. The second link is attached to the base...
7866430 Vehicle with two parallel wheels  
A vehicle with two parallel wheels according to the invention has split steps (2L, 2R), a vehicle body, a pair of wheels (4L, 4R) coaxially parallelly arranged, a pair of wheel drive units for...
7837201 Assistant apparatus for surmounting barrier  
The present invention provides an assistant apparatus for surmounting a barrier, which comprises a carrier body, an assistant mechanism, and a sensing/driving apparatus. The assistant mechanism,...
7669861 Stone block transporting crawler-climber  
Twinned circular, parallel arrays of spoke-like second-class levers (10, 12) enclosing a centered cargo cradle for towing 2½ ton stone blocks (26) up a stepped structure of stone courses (34) by...
7654348 Maneuvering robotic vehicles having a positionable sensor head  
Configurations are provided for vehicular robots or other vehicles to provide shifting of their centers of gravity for enhanced obstacle navigation. Various head and neck morphologies are provided...
7540504 Step climbing wheelchair  
A step climbing wheelchair apparatus includes right and left lift anus, and a longitudinal slot defined in a middle portion of each lift arm. The rear wheel axles of the wheelchair extend through...
7472767 Wheelchair suspension  
The present invention relates to a wheelchair suspension that includes a pivoting assembly. The pivoting assembly includes at least two linkages. The pivoting assembly is structured so that the...
7363994 Wheeled platforms  
A wheeled platform 100 is disclosed, which is characterized by high mobility and reliability, and which can be used in a wide range of applications including transport and robotic devices. The...
7011171 Rugged terrain robot  
A rugged terrain robot (RTR) apparatus can function as a reconnaissance robot to optimize safety of search or rescue personnel. Remote control places the RTR in either a rolling mode or in a...
6662889 Wheeled platforms  
A wheeled platform 100 is disclosed, which is characterized by high mobility and reliability, and which can be used in a wide range of applications including transport and robotic devices. The...
6467788 Tilt-in-place wheelchair having adjustable wheelbase width  
A tilt-in-place wheelchair having adjustable wheelbase includes front and rear side frames, hinged cross members supported on the frames, an adjustment rail supported on the frames for rotation...
6341784 Motor-driven stair climbing device  
A motor-driven stair climbing device (10) to carry equipment and goods, more particularly wheel chairs (9) with disabled persons. The wheel chair (9) can be detachably fixed to the stair climber...
5996767 Wheelchair transporter for use on an escalator and an escalator control system for transporting the wheelchair transporter on the escalator  
A transporter main body has a pair of front wheels and a pair of rear wheels, each of which is adapted to contact with a step of an escalator, a resilient member connected to the bottom of the...
5464234 Rearward approach curb jumper for a hand truck  
A fulcrum and method of use for passage of a hand truck rearward, handles first, over a curb and onto an adjacent raised surface such as a sidewalk. A short pivotable arm attached to rails of the...
5390389 Wheeled load carrier  
A wheeled load carrier is disclosed in conjunction with a portable, drum-type motor driven drain cleaning machine, and the carrier comprises a wheeled frame structure on which the drum and drive...
5328182 Trolley climbable on staircase  
A trolley includes a basket having a rear portion of the basket secured to a rear frame having a pair of rear wheels rotatably mounted on a lower portion of the rear frame, and a handle pivotally...
4811966 Kerb climbing device  
A kerb climbing device for a wheelchair having a pair of wheels of relatively small diameter comprises a guide arm and a lifting arm mounted centrally between the wheels for pivotal movement about...
4809996 Shopping cart capable of climbing stairs  
An improved collapsable shopping cart capable of climbing stairs that employs a direct pivotal connection between two tubular frames, each frame having two spaced apart legs carrying wheels. The...
4733877 Cart apparatus with improved handle  
A multi-purpose luggage cart (10) is disclosed. The cart includes first and second primary support wheels (24a) and (24b) coaxially mounted to a lower frame (11) adjacent the trailing end (11a)...
4639004 Hand cart with fulcrum lever and vertically adjustable auxiliary wheels  
A hand-propelled cart has a pair of main wheels rotatably mounted on a lower end portion of a body and a handle mounted on an upper end portion of the body. A control lever is pivotably mounted on...
4249612 Rotary tiller and attachment therefor  
A travel attachment for rotary tillers is disclosed. The travel attachment comprises a fulcrum attached to a frame of the tiller, and a control bar longitudinally movable along the fulcrum...
3848883 WHEELCHAIR ANTI-TIP APPARATUS  
An anti-tip apparatus for a wheelchair includes a main tube extending laterally and rearwardly from the rear frame upright of a wheelchair, and an extension tube slidably received in each main...
3836160 STAIR ASCENDING OR DESCENDING CART  
A cart is disclosed for assisting one in moving an object up or down stairs. Rear wheels rotatable about a fixed axis and rotatable front wheels mounted movably with respect to the rear wheels are...
3788413 STAIR TRAVERSING MECHANISM FOR HAND TRUCK  
The present invention relates to a powered mechanism adapted to be attached to a standard hand truck to facilitate the ascending or descending of a stairway with a load. An auxiliary shaft, to...
3752527 MULTI-LEVER ONE MAN CART ADAPTED TO BE MOVED UP AND DOWN STAIRS  
A cart for transporting articles of merchandise or human bodies comprising a bed supported on four legs having an X-frame configuration, the legs being capable of being angulated with respect to...
3741574 CART FOR TRANSPORTING TELEVISION SET  
A cart supports a television set for moving up and down steps. To move up steps, a pair of wheels of relatively small diameter is placed on a first step and then a pair of wheels of large diameter...
3614115 STAIR TRUCK  
Leverage means adaptable for use in combination with a conventional type of hand truck in moving heavy objects up and down stairs with a minimum of effort.
3580591 WHEELCHAIR ATTACHMENT  
Wheelchair attachments, ordinarily installed in pairs, for enabling patients confined to wheelchairs to easily negotiate obstacles, such as curbs, in a conventional wheelchair having two small...
3573877 CURB-CLIMBING ATTACHMENT FOR WHEEL CHAIRS  
Curb-Climbing Structure added to wheel chairs with lifting means to be actuated by the occupant of the chair to raise the rear of the chair to a curb level after the front portion of the chair is...
3567236 WHEELCHAIR ATTACHMENT  
3239872 Caster-wheel elevator mechanism  
3175835 Dollie curb jumper  
3007186 Sewer cleaning machines  
2788731 Subsoil cultivating device  
2779492 Hand truck  

Matches 1 - 43 out of 43