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Applying TRIZ to Improve the Structure of Walkers
Abstract:
A walker is used for the patient of weak or lack of balance and mobility. Such as the older adults after orthopedics operation, Parkinson's disease and cerebral palsy patients. But, It is dangerous when walkers are pulled up and easily feel sore on both arms of the user. We apply TRIZ theory to solve about problems. Our invention integrates the demands of stability and speed of walking. We add four ball bearings to the new spring structure. While needs moving, the user may push walker lightly via ball bearings. On the contrary, when needs sustainability the user just uses the gravity of his body to let balls get into the four anti-slip mats.
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366-369
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Online since:
January 2014
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© 2014 Trans Tech Publications Ltd. All Rights Reserved
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