نتایج جستجو برای: wheel chair

تعداد نتایج: 29714  

2009
Arthur Levine

Bertrand, Diane Gonzales. My Pal, Victor/Mi Amigo, Victor. Raven Tree Press, 2004. Dominic relates all the wonderful things he does with his best friend Victor; telling scary stories at sleepovers, swimming at the pool, riding rollercoasters. The surprise ending is learning that Victor uses a wheel chair. Bilingual text in English and Spanish. For kindergarten to grade 3. Schneider Family Book ...

Journal: :Bulletin of prosthetics research 1980
R N White A Y Szeto H A Hogan

The article describes in detail an arrangement of trough-shaped wheel ramps and telescoping articulating control rods intended to allow a wheelchair-bound paraplegic to quickly ascend and descend single steps or curbs as high as 8 in. Data on testing of the system with trained and untrained able-bodied male and female subjects is reported; very limited testing with paraplegics suggests that the...

2017
Ahmed K El-Shenawy M A ElSaharty Ezz Eldin Zakzouk

Trajectory tracking of mobile wheeled chairs using internal shaft encoder and inertia measurement unit(IMU), exhibits several complications and accumulated errors in the tracking process due to wheel slippage, offset drift and integration approximations. These errors can be realized when comparing localization results from such sensors with a camera tracking system. In long trajectory tracking,...

Journal: :British medical journal 1970
G Parsons-Smith J M Roberts

report on aids for the disabled' said, "In theory wheel chairs are prescribed by consultants, but in practice few consultants have studied this problem adequately and the responsibility is often passed on to social workers or appliance clerks who have not been trained to do this work. Part of the fault stems from gaps in the doctor's education, particularly at a postgraduate level, but the situ...

Journal: :Biomedical Journal of Scientific and Technical Research 2023

Introduction of ring flipping concept for chair conformers in cyclohexane, and the isolation its twist conformer on a cold Cesium plate, has so far revolutionized our understanding conformations medium-sized rings even small cyclic molecule, like fluxional cyclopentane. Chemists have since built models pondered conformational dynamics molecules. The wheel-model Lipnick, et al.

Journal: :TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C 2009

In this paper we present a system that could be used to help people with walking disabilities. A system consists of a prototype mobile robot platform equipped with a control board and a remote computer system, running with image processing algorithms, was used to develop a system for physically disabled human to move freely in an environment. We used a camera to get visual information by a huma...

2003
David K. Sorensen Volker Smukala Mark Ovinis Sooyong Lee

On-Line Optical Flow Feedback for Mobile Robot Localization/Navigation. (May 2003) David Kristin Sorensen, B.S., Texas A&M University Chair of Advisory Committee: Dr. Sooyong Lee Open-loop position estimation methods are commonly used in mobile robot applications. Their strength lies in the speed and simplicity with which an estimated position is determined. However, these methods can lead to i...

2008
Stephen A. Mascaro Haruhiko H. Asada

A new hybrid wheelchair/bed system for assisting the bedridden has been developed and tested. The powered wheelchair docks with a stationary bed and reconfigures to a chair to provide full mobility assistance by eliminating the need to transfer the bedridden person from bed to chair. Furthermore, the chair can dock directly and automatically with a toilet to eliminate the need to change seating...

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