 | Earle Abbott Merrill - 1896 - 222 стор.
...cord enters the socket. The ends of the cord must be taped, to prevent fraying of the covering. /. Must be so suspended that the entire weight of the...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... | |
 | Russell Robb - 1896 - 206 стор.
...the cord enters the socket. The ends of the cord must be taped to prevent fraying of the covering. /. Must be so suspended that the entire weight of the...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 and binding screws.... | |
 | American Institute of Electrical Engineers - 1897 - 710 стор.
...used in show windows. e. Must be protected by insulating bushings where the cord enters the socket. /. Must be so suspended that the entire weight of the...strain may be taken from the joints and binding screws. 29. Arc Lights on Low-Potential Circuits.— a. Must have a cut-out (see No. 170) for each lamp or... | |
 | American Society of Mechanical Engineers - 1898 - 1122 стор.
...used in show windows. e. Must be protected by insulated bushings where the cord enters the socket. • f. Must be so suspended that the entire weight of...strain may be taken from the joints and binding screws. 29. ARC LIGHTS ON LOW-POTENTIAL CIRCUITS — a. Must have a cut-out (see No. 17 a) for each lamp or... | |
 | Horatio Alvah Foster - 1901 - 1018 стор.
...enters the socket. jr. Must be so suspended that the entire weight of the socket and lamp will be born 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 and binding screws.... | |
 | 1902 - 742 стор.
...used in show windows. f. Must be protected by insulating bushings where the cord enters the socket. g. Must be so suspended that the entire weight of the...strain may be taken from the joints and binding screws. 68. As there is much inferior lamp cord on the market, the specifications for lamp cord are given here.... | |
 | Harry Cooke Cushing - 1902 - 204 стор.
...stand lamps. Flexible cord should be so suspended that the entire weight of the socket, lamp and shade will be borne by knots under the bushing in the socket,...strain may be taken from the joints and binding screws. It is good practice to always solder the ends of flexible cords which are going under binding screws,... | |
 | George Velten Steeb - 1902 - 230 стор.
...so suspended that the entire weight of the socket and lamp will be borne by knots under the bushings in the socket and above the point where the cord comes...order that the strain may be taken from the joints and the binding screws. The great hazards with flexible cords are, that a strand may be broken and puncture... | |
 | American School (Lansing, Ill.) - 1903 - 320 стор.
...stand lamps. Flexible cord should be so suspended that the entire weight of the socket, lamp and shade will be borne by knots under the bushing in the socket,...strain may be taken from the joints and binding screws. It is good practice always to solder the ends of flexible cords which are going under binding screws,... | |
 | Arthur Vaughan Abbott - 1904 - 764 стор.
...bushings where the cord enters the socket. f. Must be so suspended that the entire weight of the sockets 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. 29. Arc Lights on Low-Potential Circuits. a. Must have a cut-out for each... | |
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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... 
