NASA NTRS · 19760000245
Mechanical positioner
Abstract
Manually controlled positioner designed for castor wheels on heavy equipment employs self-engaging self-releasing friction cam that engages with and moves wheel. Adjustable stops control degree of pressure exerted on wheel, and lock pin holds device in neutral steering configuration.
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Tuthill, G. A., Magnusson, G. O.. 1976-08-01. Mechanical positioner. https://ntrs.nasa.gov/citations/19760000245
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