Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 206
737. ELECTRIC GAS LIGHTER.—Turning on thegas brings the electrodes in contact, and breaks the con-tact, which produces a spark by closing and opening thebattery circuit. ELECTRIC POWER AND CONSTRUCTION. 197 738. ELECTRIC GAS LIGHTER.—Non-short-circuiting. The wiping spring is insu-lated, and there… … 739. POCKET ELECTRIC LIGHT.-A dry battery, with a smallincandescent lamp connected with it by a break-piece operated by the thumb. A small lens at thefront protects the lamp and con-centrates the light. Gives aconstant light for several hours.Battery easily renewed.
Mechanical movements
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