I.C.S. reference library : a series of textbooks prepared for the students of the International Correspondence Schools and containing in permanent form the instruction papers examination questions, and keys used in their various courses (1904)
International Correspondence Schools · Scranton : International Textbook Co. · leaf 229
and 7, F c in each case representsthe force arm and F b the weight arm. 7. A conipoiind lever is a series of single leversarranged in such a manner that when a force is applied tothe first it is communicated to the second, and from that tothe third, and so on. 4 MACHINE ELEMENTS. Fig, 8 shows a… … Fig. 4. Fig. 5. The weight that the force applied to the first lever couldraise acts as the force of the second, and the weight that thisforce could raise through the second lever acts as the force
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