Electrical Engineer, Том 17Electrical Engineer., 1894 |
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Результати 1-5 із 79
Сторінка 13
... building which it shook violently and with a great noise . The car was smashed to pieces , and the motorman was so badly injured that he may not recover . Had not the car butted the building at the foot of the hill , it would have ...
... building which it shook violently and with a great noise . The car was smashed to pieces , and the motorman was so badly injured that he may not recover . Had not the car butted the building at the foot of the hill , it would have ...
Сторінка 19
... building for a distance of about 10 feet from the ground are left entirely open so as to admit of free access to the interior of the building . The ends of the car - house are also left open below the tie beams so that cars can be moved ...
... building for a distance of about 10 feet from the ground are left entirely open so as to admit of free access to the interior of the building . The ends of the car - house are also left open below the tie beams so that cars can be moved ...
Сторінка 23
... building and its electrical equipment repre- sent in every detail the latest and most up - to - date develop- ment of telephone engineering . The building is fireproof , and was constructed especially for telephone purposes ; it is the ...
... building and its electrical equipment repre- sent in every detail the latest and most up - to - date develop- ment of telephone engineering . The building is fireproof , and was constructed especially for telephone purposes ; it is the ...
Сторінка 40
... Building , Liberty street , for the Holtzer - Cabot Electric Co. of Boston . The New York office will handle the Holtzer - Cabot dynamos and motors for the entire country outside of New England . THE SCHULTZ BELTING CO . , of St. Louis ...
... Building , Liberty street , for the Holtzer - Cabot Electric Co. of Boston . The New York office will handle the Holtzer - Cabot dynamos and motors for the entire country outside of New England . THE SCHULTZ BELTING CO . , of St. Louis ...
Сторінка 104
... building where they expect to carry in stock a full line of Crocker- Wheeler motors for which they are the Western agents THE MOVABLE SIDEWALK described in THE ELECTRICAL ENGI- NEER some time ago is attracting considerable attention in ...
... building where they expect to carry in stock a full line of Crocker- Wheeler motors for which they are the Western agents THE MOVABLE SIDEWALK described in THE ELECTRICAL ENGI- NEER some time ago is attracting considerable attention in ...
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alternating current amperes apparatus arc lamps arc lighting armature arranged boiler Boston bromine brushes building cable canal capacity carbon carried cell cent central station Chicago circuit Claim 1 follows coal coil commutator conductors conduit connected construction copper cost cylinder device direct current dynamo Edison elec Electric Company Electric Light Electric Motor Electric Railway ELECTRICAL ENGINEER electrode electromotive force Employs feet field Filed galvanometer heat Henry illustr incandescent lamps inches increase induction instrument insulation invention inventor iron load machine magnet manufacture mechanical ment metal method miles Monadnock Building motor Niagara Niagara Falls operation patent Philadelphia pipe placed plant plates pole potential practical pressure Prof regulation resistance rheostat self-induction shaft shown shunt speed steam storage battery street railway switch switchboard telegraph telephone tion transformer transmission transmitter trolley tube voltmeter volts watt-hours wire York
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Сторінка 45 - Xo person shall be debarred from receiving a patent for his invention or discovery, nor shall any patent be declared invalid, by reason of its having been first patented or caused to be patented in a foreign country...
Сторінка 202 - Must be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they cannot come in contact with the pipe accidentally. Wires should be run over, rather than under, pipes upon which moisture is likely to gather or which, by leaking, might cause trouble on a circuit.
Сторінка 202 - The switch must be so constructed that it shall be automatic in its action, not stopping between points when started, and prevent an arc between the points under all circumstances ; it must indicate on inspection whether the current be " on " or
Сторінка 100 - The doctrine of estoppel is applied with respect to representations of a party, to prevent their operating as a fraud upon one who has been led to rely upon them. They would have that effect if a party who, by his statements as to matters of fact, or as to his intended abandonment of existing rights, had designedly induced another to change his conduct or alter his condition in reliance upon them, could be permitted to deny the truth of his statements, or enforce his rights against his declared intention...
Сторінка 117 - The result of the foregoing and other authorities is that no patent can issue for an invention actually covered by a former patent especially to the same patentee, although the terms of the claims may differ...
Сторінка 100 - The only case in which a representation as to the future can be held to operate as an estoppel is where it relates to an intended abandonment of an existing right, and is made to influence others, and by which they have been induced to act.
Сторінка 26 - ... liquid, so that a jet of air mingled with water might be thrown from the fountain. The apparatus was then charged with condensed air, by means of a powerful condensing pump, until the pressure was estimated at nine atmospheres. During the condensation the vessel became sensibly warm. After suffering the apparatus to cool down to the temperature of the room, the stop-cock was opened : the air rushed out with great violence, carrying with it a quantity of water, which was instantly converted into...
Сторінка 117 - In the last class of cases it must distinctly appear that the invention covered by the later patent was a separate invention, distinctly different and independent from that covered by the first patent; in other words, it must be something substantially different from that comprehended in the first patent. It must consist in something more than a mere distinction of the breadth or scope of the claims of each patent. If the case comes within the first or second of the above classes, the second patent...
Сторінка 85 - In describing the results of my experiments, the terms intensity and quantity magnets were introduced, to avoid circumlocution, and were intended to be used merely in a technical sense. By the intensity magnet I designated a piece of soft iron, so surrounded with wire that its magnetic power could be called into operation by an intensity battery, and by a quantity magnet, a piece of iron so surrounded by a number of separate coils, that its magnetism could be fully developed by a quantity battery.
Сторінка 201 - Service blocks must be covered over their entire surface with at least two coats of waterproof paint. c. Must be at least seven feet above the highest point of flat roofs, and at least one foot above the ridge of pitched roofs over which they pass or to which they are attached.