NASA NTRS · 19660000624
Hydraulically controlled flexible arm can bend in any direction
Abstract
Arm assembly consisting of four flexible tubes controlled by a four-way hydraulic or pneumatic valve can bend in any direction. The flexible arm could be used for probing areas that cannot be reached by ordinary tools, handling hazardous materials, and for graph recording.
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Griffin, F. D.. 1966-12-01. Hydraulically controlled flexible arm can bend in any direction. https://ntrs.nasa.gov/citations/19660000624
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