 Wires must be so spliced or joined as to be both mechanically and electrically secure without solder. The joints must then be soldered unless made with some form of approved splicing device, and covered with an insulation equal to that on the conductors.  Practical Operation of Arc Lamps - Сторінка 48автори: National Carbon Company, Inc - 1911 - 75 стор.Повний перегляд - Докладніше про цю книгу
 | 1891 - 680 стор.
...with petticoat insulators of glass or porcelain. Porcelain knobs and rubber hooks are prohibited. 7. So spliced or joined as to be both mechanically and electrically secure without solder. They must then be soldered to ensure preservation, and covered with an insulation equal to that on... | |
 | Frank Eugene Kidder - 1892 - 1058 стор.
...insulators of glass or porcelain. Porcelain knobs or cleats and rubber hooks will not be approved. (/) Must be so spliced or joined as to be both mechanically...with an insulation equal to that on the conductors. 11. Service Blocks : (a) Must lie covered over their entire surface with at least two coats of waterproof... | |
 | Earle Abbott Merrill - 1892 - 188 стор.
...prohibited. 7. So spliced or joined as to be both mechanically and electrically secure without solder. They must then be soldered to insure preservation, and...with an insulation equal to that on the conductors. The following formula for soldering fluid is approved : Saturated solution of zinc . . 5 parts. Alcohol... | |
 | Frank Eugene Kidder - 1892 - 1032 стор.
...partitions through which they may pass, by non-combustible insulating tube or hard rubber tube. (g) Must be so spliced or joined as to be both mechanically and electrically secure without solder. They must then be soldered, to insure preservation, and covered with an insulation equal to that on... | |
 | Earle Abbott Merrill - 1892 - 188 стор.
...with petticoat insulators of glass or porcelain. Porcelain knobs and rubber hooks are prohibited. 7. So spliced or joined as to be both mechanically and electrically secure without solder. They must then be soldered to insure preservation, and covered with an insulation equal to that on... | |
 | National Electric Light Association. Convention - 1892 - 458 стор.
...with petticoat insulators of glass or porcelain. Porcelain knobs and rubber hooks are prohibited. 7. So spliced or joined as to be both mechanically and electrically secure without solder. They must then be soldered to insure preservation, and covered with an insulation equal to that on... | |
 | Charles M. Davis - 1893 - 162 стор.
...or partitions through which they may pass by non-combustible insulating tube or hard-rubber tube. g. Must be so spliced or joined as to be both mechanically and electrically secure without solder. They must then be soldered to insure preservation, and covered with an insulation equal to that on... | |
 | 1894 - 620 стор.
...petticoat insulators of glass or porcelain. Porcelain knob«, cleat« and rubber hooks are prohibited. 7. Must be so spliced or joined as to be both mechanically and electrically secure without solder. They must then be soldered to Insure preservation and covered with an insulation equal to that on the... | |
 | Nehemiah Hawkins - 1896 - 570 стор.
...insulators of glass or porcelain. Porcelain knobs or cleats and rubber hooks will not be approved. f. Must be so spliced or joined as to be both mechanically...with an insulation equal to that on the conductors. (See Definitions. ) g. Telegraph, telephone and similar wires must not be placed on the same cross-arm... | |
 | Russell Robb - 1896 - 206 стор.
...walls, floors, timbers or partitions through which they may pass, by noncombustible insulating tube. g. Must be so spliced or joined as to be both mechanically and electrically secure without solder. They must then be soldered, to insure preservation, and covered -with an insulation equal to that on... | |
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