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Contact device for rotating electrical load has metal balls in ring about rotatable axle that contact axle and are supplied with electric current from external source via contact rails
Contact device for rotating electrical load has metal balls in ring about rotatable axle that contact axle and are supplied with electric current from external source via contact rails
The contact device has metal balls arranged in a ring about the rotatable axle (2) of the load and in two separate housing chambers (3,4). The metal balls (5) contact the rotatable axle and are supplied with electric current from a current source (1) via contact rails (7) fed in from outside the housing.
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