. Electrical world. t present employed in the ex-amination of patent applications. In consequence of the great workinvolved in the examination of the steadily-increasing material, thisforce has become inadequate. An increase of nine technical clerksis necessary. In the two divisions for trade-marks there are at present, inaddition to the two chairmen, five law and five technical expertsand five assistant law referees. The necessity has arisen to increasethe lawful organization of the division through additional membersand cut off some of the assistants who can only take the place of amember to
. Electrical world. t present employed in the ex-amination of patent applications. In consequence of the great workinvolved in the examination of the steadily-increasing material, thisforce has become inadequate. An increase of nine technical clerksis necessary. In the two divisions for trade-marks there are at present, inaddition to the two chairmen, five law and five technical expertsand five assistant law referees. The necessity has arisen to increasethe lawful organization of the division through additional membersand cut off some of the assistants who can only take the place of amember to a limited degree. For 1904 two new lawyer members arerequired. We are enabled to present herewith illustrations and a descriptionin detail of the Westinghouse straight-series, single-phase railwaymotor, which formed the subject of the English patent noticed inthese columns last week. The motor shown has a nominal rating of 125 hp on the basis ofa one-hour ??? -* tvH load with rise of temperature not exceeding. FIG. I.—ARMATURE WITH COMMUTATOR -\.XD BEARINGS. 75° C. ^Mechanically, it follows the general lines now regarded asstandard for direct-current railway motors. The principal featurespeculiar to the new type are found in the construction of the mag-netic field and in the winding of the armature and field coils. It is
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectelectri, bookyear1883
