Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BBC Brown Boveri AG Germany
BBC Brown Boveri France SA
Original Assignee
Brown Boveri und Cie AG Germany
BBC Brown Boveri France SA
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Filing date
Publication date
Application filed by Brown Boveri und Cie AG Germany, BBC Brown Boveri France SAfiledCriticalBrown Boveri und Cie AG Germany
Application grantedgrantedCritical
Publication of GB191324337ApublicationCriticalpatent/GB191324337A/en
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02K—DYNAMO-ELECTRIC MACHINES
H02K1/00—Details of the magnetic circuit
H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
H02K1/08—Salient poles
H02K1/10—Commutating poles
Abstract
24,337. Akt.-Ges. Brown, Bovcri, et Cie. Sept. 20, [Convention date]. [Addition to 24,305/13.] Commutating p o l e s a n d windings. - In rotary converters with commutating - poles as described in the parent Specification, that portion only of the commutating-winding which is nearest the armature a encloses an air or like core having permeability approximately equal to unity, while the portion nearest the yoke i encloses a magnetic core e.
GB191324337D1913-06-301913-10-27Improvements in and relating to Electric Rotary Converters with Commutating Poles.
ExpiredGB191324337A
(en)
Improved core construction for induction motors and like dynamo electric machines for reducing the air gap between the stator and rotor of such machines