powder clutch

powder clutch

[′pau̇d·ər ‚kləch]
(mechanical engineering)
A type of electromagnetic disk clutch in which the space between the clutch members is filled with dry, finely divided magnetic particles; application of a magnetic field coalesces the particles, creating friction forces between clutch members.
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References in periodicals archive ?
DAZZLED Red, white and blue washing powder clutch bag
CVT automatic transmission usually needs major work after 50-60,000 miles - usually due to problems with powder clutch.
In place of a torque converter, which could dissipate power and hamper performance, Subaru uses a magnetic powder clutch developed by its parent company, Fuji Heavy Industries.