 | 1891 - 680 стор.
...fastened with a closed base. No broken or cracked globes may be used. 3. Provided with a hand switch, also an automatic switch, that will shunt the current around the carbons should they fail to feed properly. 4. Provided with reliable stops to prevant carbons from falling... | |
 | Earle Abbott Merrill - 1892 - 188 стор.
...fastened upon a closed base. No broken or cracited globes may be used. 3. Provided with a hand switch, also an automatic switch, that will shunt the current around the carbons should they fail to feed properly. 4. Provided with reliable stops to prevent carbons from falling... | |
 | National Electric Light Association. Convention - 1892 - 458 стор.
...fastened upon a closed base. No broken or cracked globes may be used. 3. Provided with a hand switch, also an automatic switch, that will shunt the current around the carbons should they fail to feed properly. 4. Provided with reliable stops to prevent carbons from falling... | |
 | Frank Eugene Kidder - 1892 - 1058 стор.
...closed base. No broken or cracked globes to be used. (c) Must be provided with an approved hand switch; also an automatic 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... | |
 | Charles M. Davis - 1893 - 162 стор.
...closed base. No broken or cracked globes to be used. c. Must be provided with an apprm'ed hand switch, also an automatic 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... | |
 | 1894 - 620 стор.
...upon a closed base. No broken or cracked globes may be used. 8. Must be provided with a band switch, also an automatic 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... | |
 | Arthur Vaughan Abbott - 1895 - 646 стор.
...upon a closed base. No broken or cracked globes may be used. 3. Must be provided with a hand switch, also an automatic switch, that will shunt the current around the carbons should they fail to feed properly. 4. Must be provided with reliable stops to prevent carbons from... | |
 | Russell Robb - 1896 - 208 стор.
...closed base. No broken or cracked globes to be used. c. Must be provided with an approved hand-switch, also an automatic switch, that will shunt the current around the carbons should they fail to feed properly. [Section c. The hand-switch to be approved, if placed anywhere except... | |
 | Nehemiah Hawkins - 1896 - 568 стор.
...closed base. No broken or cracked globes to be used. c. Must be provided with an approved hand-switch, also an automatic switch, that will shunt the current around the carbons should they fail to feed properly. (See Definitions.) d. Must be provided with reliable stops to prevent... | |
 | Earle Abbott Merrilol - 1896 - 232 стор.
...closed base. No broken or cracked globes to be used. e. Must be provided with an approved hand switch, also an automatic switch, that will shunt the current around the carbons should they fail to feed properly. (See Definitions). e. Must be carefully insulated from the circuit... | |
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All arc lamps should be provided with reliable stops to prevent carbons from falling out in case the clamps become loose, and all exposed parts should be carefully insulated from the circuit. 
