Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 7 of 7 for “"Wheelchair design."”.
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Redesign of the double hand rim modification of the "Whirlwind" Wheelchair for manufacture in developing nations
… I investigate possible improvements to the design of a wheelchair for manufacture in a developing nation, specifically one designed for use by persons with hemiplegia. Ralf Hotchkiss's "Whirlwind" Wheelchair is currently manufactured with local materials in many developing nations. It …
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The research and design of a low cost, all terrain, mechanically advantageous wheelchair for developed markets
… Spawning from the research of developing world wheelchair technology, a conceptual design for a capable wheelchair is proposed based on the unique market elements of the United States. These factors include: user desire for devices that enable functional independence over a wider range of …
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Exploring the Factors that Affect LiNX Powered Wheelchair Technology Acceptance and Use
Powered wheelchair technology has the potential to promote independence, maintain dignity, improve wellbeing, and remove barriers from everyday life (Samuelsson & Wressle, 2014). However, powered wheelchair design, distribution, provision, and prescription exists within a vast and complex network …
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The effect of mass on the kinematics of steady state wheelchair propulsion in adults and children with spinal cord injury
A recent trend in wheelchair design has been the reduction of the mass of wheelchairs. The purpose of this study was to examine the effect of mass on the kinematics of steady state wheelchair propulsion. The mass of test chairs (9.3 kg) was manipulated by mass additions (5 and 10 kg) in two, …
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Modelling the crashworthiness of specialist wheelchair devices
A small percentage of wheelchair users are unable to transfer from their wheelchair to a vehicle during transportation. Reasons for an occupant to remain in the wheelchair during transport may be the inability to safely transfer to a vehicle seat, the occupant's requirement of a specialist postural …
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Shoulder pain in manual wheelchair users: towards a multi-disciplinary solution for a multi-faceted problem
… estimated that there are over 2 million manual wheelchair users in the United States. Up to 70% of manual wheelchair users report upper limb pain, which is mainly manifested in the shoulder and wrist. Shoulder pain in wheelchair users is linked to difficulty performing activities of daily …
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Novel techniques for improved indoor positioning and localization using HF RFID
… to localise moving objects such as autonomous wheelchairs in indoor environments. Typical HF RFIDs operate at 13.56 MHz and employ passive tags which are excited by the magnetic field radiated by the reader antenna. Positioning of moving objects using HF RFID systems derive location information …