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Книги Книги 1 - 10 з 24 у Must be provided with reliable stops to prevent carbons from falling out in case....
" Must be provided with reliable stops to prevent carbons from falling out in case the clamps become loose. "
Electric Lighting Specifications for the Use of Engineers and Architects - Сторінка 124
автори: Earle Abbott Merrill - 1892 - 176 стор.
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The Electrical Review, Том 8

1891
...current around the carbons should they fail to feed properly. 4. Provided with reliable stops to prevant carbons from falling out in case the clamps become...provided with a wire netting around the globe, and a sparkarrester above, to prevent escape of sparks, melted copper, or carbon. Incandescent lamps on series...
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Convention

National Electric Light Association. Convention - 1892
...with a glass globe surrounding the arc, securely fastened upon a closed base. No broken or cracked globes may be used. 3. Provided with a hand switch,...provided with a wire netting around the globe and a spark-arrester above, to prevent escape of sparks, melted copper or carbon. Incandescent lamps in series...
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The Architect's and Builder's Pocket-book of Mensuration, Geometry ...

Frank Eugene Kidder - 1892 - 911 стор.
...switch that will shunt the current around the carbons should they fail to feed properly. (d) Must be provided with reliable stops to prevent carbons from falling out in case the clamps become loose. (c) Must be carefully insulated from the circuit in all their exposed parts. (/) Must be provided with...
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Standard Tables for Electric Wiremen: With Instructions for Wiremen and ...

Charles M. Davis - 1893 - 128 стор.
...switch, that will shunt the current around the carbons should they fail to feed properly. d. Must be provided with reliable stops to prevent carbons from falling out in case the clamps become loose. e. Must be carefully insulated from the circuit in all their exposed parts. f. Must be provided with...
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Electrical Engineer, Том 17

1894
...switch, that will shunt the current around the carbons should they fall to feed properly. I. Must be provided with reliable stops to prevent carbons from falling out in case the clamps become loose. 5. Must be carefully Insulated from the circuit in all their exponed parts. 6. Must be, wbere Inflammable...
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Electric Wiring for the Use of Architects, Underwriters, and the Owners of ...

Russell Robb - 1896 - 183 стор.
...comply with requirements for switches on hanger-boards as laid down in Section g of Rule 13.] d. Must be provided with reliable stops to prevent carbons from falling out in case the clamps become loose. e. Must be carefully insulated from the circuit in all their exposed parts. / Must be provided with...
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The National Electrical Code: An Analysis and Explanation of the ...

Richard Henry Pierce - 1896 - 222 стор.
...comply with requirements for switches on hanger-boards as laid down in Section g of Rule 13. d. Must be provided with reliable stops to prevent carbons from falling out in case the clamps become loose. e. Must be carefully insulated from the circuit in all their exposed parts. f. Must be provided with...
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New Catechism of Electricity: A Practical Treatise

Nehemiah Hawkins - 1896 - 541 стор.
...shunt the current around the carbons should they fail to feed properly. (See Definitions.) d. Must be provided with reliable stops to prevent Carbons from falling out in case the clamps become loose. e. Must be carefully insulated from the circuit in all their exposed parts. f. Must be provided with...
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Transactions, Том 14

American Institute of Electrical Engineers - 1897
...points under all circumstances. 49. Arc Lamps.— (For installation rules, see No. ig.) a. Must be provided with reliable stops to prevent carbons from falling out in case the clamps become loose. 6. Must be carefully insulated from the circuit in all their exposed parts. c. Must, for constant current...
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Transactions of the American Society of Mechanical Engineers

American Society of Mechanical Engineers - 1898
...points under all circumstances. 49. ARC LAMPS — (For installation rules, see No. 19.) a. Must be provided with reliable stops to prevent carbons from falling out in case the clamps become loose. I. Must be carefully insulated from the circuit in all their exposed parts. c. Must, for constant-current...
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