Audels answers on automobiles, for owners, operators, repairmen ... including chapters on the storage battery, electric vehicles, motor cycles, overhauling the car, etc. Fully illustrated and indexed (1911)
Booth, Charles Edwin, b. 1849 · London, New York, T. Audel & co · leaf 204
2, secondary plugs, 3, duplex plugs,and 4, coil plugs. Answers Relating to Spark Plugs Ques. What is a primary spark plug? Ans. A make and break mechanism, operated by amagnet, for producing a primary or low tension spark. The primary plug has already been described in that section,devoted to the… … Fig. 93.—Sectional view of the Pittsfield distributer. In this deviceseveral revolving contacts are employed instead of one; these consist of adouble spring making sliding contact at the portions A. The parts are: 1.contact springs; 2, shaft; 3. bushing; 4. stationary terminal; 5, timer ring;…
Automobiles
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