 | 1891 - 680 стор.
...enters the socket. 3. So suspended that the entire weight of the socket and lamp will be borne by knots, above the point where the cord comes through the ceiling...strain may be taken from the joints and binding screws. All sockets used for wire or cord pendants should have openings at least equal to .; in . gas-pipe... | |
 | Frank Eugene Kidder - 1892 - 1032 стор.
...composed of several strands. (6) Must not sustain more than one light, not exceeding 50-candlepower. (c) Must not be used except for pendants, wiring of...as practicable, and be controlled by wall switches. [Classes D and E, relating to Alternating System and Electric Railways, are here omitted.] MISCELLANEOUS.... | |
 | Frank Eugene Kidder - 1892 - 1058 стор.
...pendants, wiring of fixtures, and portable lamps or motors. . (d) Must not be used in show windows. («) Must be protected by insulating bushings where the...as practicable, and be controlled by wall switches. [Classes D and E, relating to Alternating System and Electric Railways, are here omitted.] MISCELLANEOUS.... | |
 | National Electric Light Association. Convention - 1892 - 458 стор.
...enters the socket. 3. So suspended that the entire weight of the socket and lamp will be borne by knots, above the point where the cord comes through the ceiling...strain may be taken from the joints and binding screws. All sockets used for wire or cord pendants should have openings at least equal to onequarter inch gas-pipe... | |
 | Earle Abbott Merrill - 1892 - 188 стор.
...So suspended that the entire weight of the socket and lamp will be borne by knots, above the points where the cord comes through the ceiling block or...strain may be taken from the joints and binding screws. All sockets used for wire or cord pendants should have openings at least equal to one-quarter inch... | |
 | Charles M. Davis - 1893 - 162 стор.
...knots under the bushing in the socket, and above the point where the cord comes through the ceil,ng block or rosette, in order that the strain may be...as practicable, and be controlled by wall switches. ALTERNATING SYSTEMS. — CONVERTERS OR TRANSFORMERS. 32. CONVERTERS— a. Must not be placed inside... | |
 | 1894 - 622 стор.
...socket. 3. Muet be so suspended that the entire weight of the socket and lamp will be borne by knote above the point where the cord comes through the ceiling...order that the strain may be taken from the joints ana binding screws. All sockets used for wire or cord pendants should have openings at least equal... | |
 | Arthur Vaughan Abbott - 1895 - 646 стор.
...socket. 3. Must be so suspended that the entire weight of the socket and lamp will be borne by knots above the point where the cord comes through the ceiling...order that the strain may be taken from the joints and binding-screws. All sockets used for wire or cord pendants should have openings at least equal to one-quarter... | |
 | Earle Abbott Merrill - 1896 - 222 стор.
...conductors must be composed of several strands. b. Must not sustain more than one light not exceeding 50 candle-power. c. Must not be used except for pendants,...as practicable, and be controlled by wall switches. RULE 32. DECORATIVE SERIES LAMPS. Incandescent lamps run in series circuits shall not be used for decorative... | |
 | Earle Abbott Merrilol - 1896 - 232 стор.
...carbonized material. Each of these conductors must be composed of several strands. light not exceeding 50 candle-power. c. Must not be used except for pendants,...as practicable, and be controlled by wall switches. KULE 32. DECORATIVE SERIES LAMPS. Incandescent lamps run in series circuits shall not be used for decorative... | |
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Must be so suspended that the entire weight of the socket and lamp will be borne by knots under the bushing in the socket, and above the point where the cord comes through the ceiling block or rosette, in order that the strain may be taken from the joints... 
