The Operative Mechanic, and British Machinist: Being a Practical Display of the Manufactories and Mechanical Arts of the United KingdomKnight and Lacey, 1825 - 795 σελίδες |
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Σελίδα 17
... turned by a force so as to cause the weight I to pass through one foot , the periphery of the wheel G will have passed through twelve feet , and the periphery of the pinion will have gone through the same distance ; but the wheel E ...
... turned by a force so as to cause the weight I to pass through one foot , the periphery of the wheel G will have passed through twelve feet , and the periphery of the pinion will have gone through the same distance ; but the wheel E ...
Σελίδα 18
... turned by a handle A C , whose radius is equal to the wheel , the power gained will be in the same ratio ; and if the pinion is driven by the wheel , the velocity obtained will , in like manner , increase ; consequently the velocities ...
... turned by a handle A C , whose radius is equal to the wheel , the power gained will be in the same ratio ; and if the pinion is driven by the wheel , the velocity obtained will , in like manner , increase ; consequently the velocities ...
Σελίδα 19
... turning upon the axis E , and conse- quently creating motion in the obstacle upon which it acts to the amount of the line G A. Another movement of considerable accuracy is obtained by the turning of a cone , the principle of whose ...
... turning upon the axis E , and conse- quently creating motion in the obstacle upon which it acts to the amount of the line G A. Another movement of considerable accuracy is obtained by the turning of a cone , the principle of whose ...
Σελίδα 32
... turned round , the shaft B will likewise turn with a similar motion in its respective position . The double universal joint , fig . 63 , conveys motion in different directions when the angle is between 50 and 90 degrees . It is at ...
... turned round , the shaft B will likewise turn with a similar motion in its respective position . The double universal joint , fig . 63 , conveys motion in different directions when the angle is between 50 and 90 degrees . It is at ...
Σελίδα 42
... turned upwards . By this means , after the tube has been . filled with spirits by suction , and its upper orifice stopped with the finger , it may easily be conveyed to the cup and immersed in the quicksilver without any danger of the ...
... turned upwards . By this means , after the tube has been . filled with spirits by suction , and its upper orifice stopped with the finger , it may easily be conveyed to the cup and immersed in the quicksilver without any danger of the ...
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angle aperture applied arms axis axle beam boiler bottom brass bricks buckets called centre circle circumference cistern cock cog-wheel communication condenser construction contrivance crank cylinder described diameter direction distance draw edge effect engine epicycloid equal fall fastened feet fixed flaunch flax float-boards force four frame friction geer groove gudgeon hemp hole horizontal hour inches iron length lever lower machine machinery manner means mill mill-stone minute mortise and tenon motion moving pallet Parcieux pass pendulum perpendicular piece pinion pipe piston placed plate pounds pounds weight pressure prevent proportion pulley pump raised ratchet-wheel revolutions rollers rope round sails screw shaft shuttle side slider sliding space spindle square steam steam-engine stone sufficient surface teeth thickness tooth tube turns upper valve velocity vertical vessel water-wheel weft weight wheel wind windmills wire wood yarn