{ "item_title" : "Basic Machines and How They Work", "item_author" : [" Naval Education and Training Program "], "item_description" : "2011 Reprint of 1965 First Edition. Full facsimile of the original edition, not reproduced with Optical Recognition Software. Profusely illustrate work on basic machines. It is written for those who require knowledge of the fundamentals of machinery. Beginning with the simplest of machines-the lever-the book proceeds with the discussion of blocks and tackles, wheel and axle, include plane, screw and gears. It explains the concepts of work and power, and differentiates between the terms force and pressure. The fundamentals of hydrostatic and hydraulic mechanisms are discussed in detail. Contents: Levers -- Block and tackle -- The wheel and axle -- The inclined plane and wedge -- The screw -- Gears -- Work -- Power -- Force and pressure -- Hydrostatic and hydraulic machines -- Machine elements and basic mechanisms -- Complex machines -- Internal combustion engine -- Power trains -- Basic computer mechanisms -- Index.", "item_img_path" : "https://covers3.booksamillion.com/covers/bam/1/61/427/087/1614270872_b.jpg", "price_data" : { "retail_price" : "7.52", "online_price" : "7.52", "our_price" : "7.52", "club_price" : "7.52", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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