Matches 1 - 15 out of 15

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US20130175770 Evacuation Chair  
An evacuation chair is disclosed for evacuating a person down stairs and along level ground. The evacuation chair has a frame and at least one front wheel and at least two rear wheels attached and...
US20110127732 Stair Climbing Wheel with Multiple Configurations  
A stair climbing wheel and vehicles are described. The stair climbing wheel has a rolling wheel and a plurality of deployable protrusions that allow the wheel to climb stairs. The deployable...
US20110052357 MODULAR DOLLY  
The modular dolly is a manually operated device facilitating the transport of large, heavy, and/or bulky objects. The dolly includes four smaller wheels and two larger diameter wheel and brake...
US20120280462 HAND TRUCK BRAKE  
The hand truck brake provides automatic braking for a hand truck as it negotiates a stairway or other uneven surface. The brake is adaptable to various types of hand trucks, including powered...
US20130207354 APPARATUS FOR MOVING A NON-AMBULATORY INDIVIDUAL UP AND DOWN STEPS  
An apparatus for transporting a non-ambulatory individual up and down steps includes a seat for the non-ambulatory individual, two front wheels and two larger back wheels positioned under the...
US20110260417 STAIR-CLIMBING DEVICE  
A stair-climbing device including a support unit, a climbing unit driven by a motor and a control unit for controlling operation of the climbing unit, wherein a detection unit is provided for...
US20090194955 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...
US20120285761 WHEEL DRIVE VEHICLE AND WHEEL CONTACT SENSING METHOD OF THE SAME  
Disclosed is a wheel drive vehicle including a main body having a rotatable arm and an arm driving unit for driving the arm, a wheel rotatably mounted to the arm, respectively, and a sensing unit...
US20100096816 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,...
US20120175850 Wheelchair Attachments  
Attachments for a manual wheelchair are provided for navigating a wheelchair over obstacles and uneven terrain, such as a typical curb on a street. The attachments provide for regulating the...
US20080258867 Recreational vehicle wireless keyless power door lock  
A power door lock device for a walkthrough door of a Recreational Vehicle (RV) includes a lock disposed in a lock housing. The power door lock also includes an actuator operably coupled to the...
US20110215540 VEHICLE WITH CENTRAL WHEEL DRIVE, IN PARTICULAR A WHEELCHAIR OR STAND-UP WHEELCHAIR  
The vehicle, for example a stand-up wheelchair, comprises a frame (11) and, arranged on the latter, a seat device (19). On each side of the frame (11), the central wheel (13), which can be driven...
US20160159383 CARRIAGE CART WITH OBSTACLE OVERCOMING  
The invention relates to a carriage cart, which comprises a chassis frame with a front end and a rear end; a pair of front wheels mounted on the front end of the chassis frame; a pair of rear...
US20160114843 MOBILE ROBOT  
A mobile robot configured to be widely versatile in its use. For example, the mobile robot can be configured for being used on a wide assortment of surfaces, regardless of the orientation and/or...
US20150313438 Auxiliary Oval Wheel for Robotic Devices  
A method for an automated robotic wheeled device to overcome small obstacles, such as flooring thresholds, comprising a set of auxiliary ellipsoid or oval wheels that are engaged when the device...
Matches 1 - 15 out of 15