| La Motte C. Atwood - 1893 - 180 стор.
...weather, or used in wet rooms, care must be taken to keep moisture from the inside of sockets. GO. The weight of every socket and lamp suspended by a...insulation, or the like. If a water-proof insulation be necessary, it must be placed outside the two conductors, and must in all cases be covered with a... | |
| Arthur Vaughan Abbott - 1907 - 852 стор.
...used where difference of potential is over 300 volts. c. Must not be used as support for clusters. d. Must not be used except for pendants wiring of fixtures, portable lamps, or motors and portable heating apparatus. e. Must not be used in show windows. f. Must be protected... | |
| Henry Charles Horstmann, Victor Hugo Tousley - 1908 - 352 стор.
...the grounded circuits In street railway property. c. Must no.t be used as a support for clusters. d. Must not be used except for pendants, wiring of fixtures, portable lamps or motors, and portable heating apparatus. The practice of making the pendants unnecessarily long and... | |
| Little Rock (Ark.). - 1915 - 770 стор.
...Detention between the two wires is over 300 volts, (c) Must not be used as a support for clusters, (d) Must not be used except for pendants, wiring of fixtures, portable lamps or motors, and portable heating apparatus, (e) Must not be used in show windows, except when provided... | |
| Terrell Croft - 1917 - 446 стор.
...fixtures because it has not sufficient tensile strength to sustain any great amount of weight. 32d If/. FLEXIBLE CORD. Must not be used except for pendants, wiring of fixtures, portable lamps or motors, portable heating apparatus or other portable devices. Long pendants with adjusters should... | |
| Terrell Croft - 1920 - 488 стор.
...support for fixtures because it has not sufficient tensile strength to sustain much weight. 32d. f 7. FLEXIBLE CORD. Must not be used except for pendants, wiring of fixtures, portable lamps or motors, portable heating apparatus or other portable devices. Long pendants with adjusters should... | |
| New York (N.Y.). Board of Aldermen - 1920 - 904 стор.
...between the 2 wires is over 300 volts. c. Flexible cord must not be used as a support for clusters. d. Flexible cord must not be used except for pendants, wiring of fixtures, portable lamps or motors, portable heating apparatus or other portable devices. For all portable work, including those... | |
| New York (N.Y.) - 1922 - 636 стор.
...between the two wires is over 300 volts. c. Flexible cord must not be used as a support for clusters. d. Flexible cord must not be used except for pendants, wiring of fixtures, portable lamps or motors, portable heating apparatus or other portable devices. For all portable work, including those... | |
| 1890 - 768 стор.
...knot under the bushing in the socket, in order to take all strain from the joints and binding-screws. Flexible cord must not be used except for pendants, wiring of fixtures, and portable lamps. Secondary Generators or Converters. — 36. Converters must not be placed inside... | |
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