. Collection of United States patents granted to Thomas A. Edison, 1869-1884 . -stantially as set 2. In a magneto or dynamo electric machine,an armature having the strips or pieces con-necting the inductive portions into pairs orloops piled upon but insulated from each other,each of said strips or pieces partially encircling15 the armature-shaft, substantially as set In the armature of a dynamo or magneto electric machine, the combination, with eachloop or couple of the inductive portion, of astrip or piece formed or shaped to pass par-tially around the axis upon the end of t
. Collection of United States patents granted to Thomas A. Edison, 1869-1884 . -stantially as set 2. In a magneto or dynamo electric machine,an armature having the strips or pieces con-necting the inductive portions into pairs orloops piled upon but insulated from each other,each of said strips or pieces partially encircling15 the armature-shaft, substantially as set In the armature of a dynamo or magneto electric machine, the combination, with eachloop or couple of the inductive portion, of astrip or piece formed or shaped to pass par-tially around the axis upon the end of the ar- 20mature, substantially as set forth. 4. In the armature of a dynamo or magnetoelectric machine, the combination, with the in-ductive portions, of the cross connecting stripsor pieces alternately overlapping and not meet- 25ing, substantially as set forth. This specification signed and witnessed this1st day of May, 1882. THOMAS A. EDISON. Witnesses: H, W. Seely, P. B. WlLBER. (No Model.) T. A. EDISON. INCANDESCING ELECTRIC LAMP. No. 268,206. Patented Nov. 28, N. PETERS. Photo-Lithographer. Washington. D. C. United States Patent Office9 THOMAS A. EDISON, OF MENLO PAKK, NEW ELECTRIC LAMP. SPECIFICATION forming part of Letters Patent No. 268,206, dated November 28, 1882, Application filed October 12, 1882. (Ko model.) To all whom it may concern: Be it known that I, Thomas A. Edison, ofMenlo Park, in the county of Middlesex andState of New Jersey, have invented a new and5 useful Improvement in Incandescing ElectricLamps, (Case No. 479,) of which the followingis a specification. In the use of incandescing electric lamps inwhich a carbon filament is inclosed in a glass io globe difficulty may sometimes be experienced,caused the attraction of particles of carbonto the globe, which results in the gradual wear-in g a way of the carbon, and i n the blackening ofthe globe by the deposition of carbon particles 15 thereon. The earth and the atmosphere w
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