commutator


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  • noun

Words related to commutator

switch for reversing the direction of an electric current

References in periodicals archive ?
While the cutting tool passes the commutator plate of 3-5 mm thickness, the cutting process does not reach a steady state.
16 (Duplicated networks) Consider a network [PI] with n levels and [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII] commutators obtained by duplicating each commutator of a sorting network [?
Our analysis also leads naturally to a modification of the LSC preconditioner that emphasizes important relationships for components of the commutator associated with boundaries.
The 140-channel commutator ring "is a pretty big leap from anything we've done on this size," the engineer said.
The elimination of the commutator tangs, especially in a face-type commutator, produces a very streamlined package that improves motor performance and efficiency.
As thermally insulated surfaces we accepted: lateral surfaces of commutator segments, contacting with insulating pads; surfaces of a front pressure-exerting cone and a commutator lug, insulated from armature winding.
Among the bright spots in the first quarter have been sales of PORON(R) materials to the printing industry, ENDUR(R) components for use in office equipment, and phenolic molding materials for automotive metal replacement and electric motor commutator applications.
Finally, insufficient routine maintenance allows brushes to wear out, resulting in commutator failure.
The unique technology within this new sunroof drive includes key components such as gearbox, commutator, brush holder and Johnson Electric's Curve(TM) technology motor.
Topics covered include counting of subgroups and proof of the main counting theorems, regular p-groups and regularity criteria, p-groups of maximal class and their characterizations, characters of p-groups, p-groups with large Schur multiplier and commutator subgroups, (p--1)- admissible Hall chains in normal subgroups, powerful p-groups, automorphisms of p-groups, p-groups that have nonnormal subgroups that are all cyclic, and Alberin's problem of abelian subgroups of small index.
Proven SR technology offers a number of important benefits, including the elimination of coils on any of the moving parts of the motor, increased gearing life, no requirement for commutator or brush maintenance, and the ability to deliver full-rated torque at low-speed operation.
He went on to say, "Among the bright spots in the first quarter have been sales of PORON(R) materials for printing applications and other uses, ENDUR(R) components for document handling, and engineered phenolic composite molding materials for demanding automotive, metal replacement and electric motor commutator applications.