Current collector bracket for electrically operated vehicles with carbon siding
DE619840C
Multiple brush holders for electrical machines
DE593199C
Grinding bracket for catenaries of electric vehicles
GB392279A
Improvements connected with valves for gas meters
DE592144C
Device for drawing current from collectors of electrical machines, in which one or more of the main brushes of each pole, insulated from their holder, are staggered in front
DE625481C
Process for the production of carbon brushes for electrical machines and apparatus, which are interspersed with an additive which increases the polishing ability
DE506290C
Current collector roller running on ball bearings
DE487373C
Process for graphitizing carbon bodies
DE500836C
Slip ring for electrical machines or the like. Machine part that is mechanically and electrically loaded by other parts sliding on it
DE470320C
Printing block or format web
DE448377C
Process for crushing and simultaneous cleaning of graphites
GB218570A
Electric resistance coils free from induction and capacity
DE639420C
Streamlined grinding piece for pantographs of electric railways
DE662544C
Brush holders for electrical machines
DE467491C
Brush holders for electrical machines in which the holder body consists only of electrically insulating material
DE359136C
Brush holder for electrical machines, in which the coal is held by a toggle-like clamping piece loaded by the tension spring of the support arm
