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Example sentences for "pulleys"

Lexicographically close words:
pullers; pullet; pulleth; pullets; pulley; pullies; pullin; pulling; pulls; pully
  1. The fastening of wheels and belt pulleys to shafts, so as to enable them to transmit rotary motion, is one of the most frequently-recurring processes in the construction of machinery.

  2. Two cone pulleys of equal size and taper provide a means whereby a change in speed can be transmitted from one shaft to another by merely moving the belt to and fro.

  3. The pulleys are, of course, secured to each other.

  4. A shaft which has thereon pulleys or gears to connect operatively with the gears or pulleys on a machine, and change the speed.

  5. If a belt runs off the pulley it is attributable to one of three causes: either the pulleys are out of line or the shafts are not parallel or the belt is laced so it makes the belt longer at one margin than the other.

  6. Two pulleys are mounted upon the motor shaft, and from these belts run to tight and loose pulleys on a countershaft, S.

  7. To stop and start, the belts are shifted from the tight to the loose pulleys by a belt-shifter, f.

  8. The motion of B is transmitted to the rear axle by means of a belt that runs over the pulleys p and P, the latter being carried by a differential gear, so as to run the two driving wheels at proper velocities.

  9. The life-boats are held by means of string and small dummy pulleys to davits made of heavy stovepipe wire.

  10. The pulleys are dummy, like those on the life-boat.

  11. The charge of all this was given to Baccio d'Agnolo and the elder Antonio da San Gallo, the architects to the Office of Works, who afterwards with other beams and a double system of compound pulleys set the statue securely on its base.

  12. There is no end of possible combinations of pulleys which will multiply power in the same way that bar levers do when compounded.

  13. These pulleys turn very freely on their axes, so that we need not be concerned with any appreciable amount of friction.

  14. Two fine cords running over these pulleys are knotted at O to a third short cord.

  15. Round the pulley passes a chain, one end of which carries a weight n, while in the other direction it traverses guide pulleys and is attached to a loop on the crown of the gasholder bell.

  16. This shaft passes through a stuffing-box to the outside of the generator and can be rotated by moans of the chains f, the pulleys g and h, and the winch i.

  17. The plungers are supported by ropes passing over pulleys D, and when charged they are lowered through the guide-ways F into the water in the tank B.

  18. By means of pulleys attached to this network of rope, the little boys mentioned by Juvenal as caught up to the awnings may have been drawn up.

  19. The pulleys by which sails, etcetera, are hoisted, are named blocks.

  20. This form is extended to include the cases of several pulleys on the same shaft.

  21. The angular velocities of a pair of connected circular pulleys or drums are inversely as the effective radii.

  22. A belt tends to move towards that part of a pulley whose radius is greatest; pulleys for belts, therefore, are slightly swelled in the middle, in order that the belt may remain on the pulley, unless forcibly shifted.

  23. Chains require pulleys or drums, grooved, notched and toothed, so as to fit the links of the chain.

  24. When the axes of a pair of pulleys are not parallel, the pulleys should be so placed that the part of the belt which is approaching each pulley shall be in the plane of the pulley.

  25. As the line of connexion of those pulleys is the same as that of the proposed teeth, they will rotate with the required velocity ratio.

  26. Suppose the base-circles to be a pair of circular pulleys connected by means of a cord whose course from pulley to pulley is P1IP2.

  27. Wrapping connectors for communicating reciprocating motion have usually their ends made fast to the pulleys or drums which they connect, and which in this case may be sectors.

  28. The diameters of drums, sheaves, and pulleys should increase with the working load when the factor of safety is less than 5 to 1.

  29. Defn: A machine with three pulleys which act together for raising great weights.

  30. Defn: Relating to a system for transmitting power to a distance by means of swiftly moving ropes or cables driving grooved pulleys of large diameter.

  31. That upright of a window frame to which casements are hinged, or in which the pulleys for sash windows are fastened.

  32. Defn: A machine in which four pulleys act together.

  33. Yes, indeed, they said, according to the police regulations the pulleys must have a cover or a box must be put over them, but in each of these cases this had not been attended to.

  34. Here are no plates to be beaten, no rapidly revolving pulleys and shafting, and no uproar.

  35. The lines of shafting stretch in the roof, up and down from end to end of the place, and the pulleys whirl round almost noiselessly overhead.

  36. The rate of the belts, from the pulleys on to the countershaft, is a further proof of the tremendous velocity of the machine.

  37. There are hundreds of yards of steel shafting, pulleys and wheels innumerable, and miles of beltage.

  38. The locomotive and the pulleys are then moved back, and the process is repeated until the whole field has been plowed.

  39. A locomotive a, sets in motion an endless wire-rope, which moves upon large horizontal pulleys o, o, stationed at either border of the land.

  40. And there were pulleys for hauling up these cannons on to the battlements above.

  41. Moreover, the herse or portcullis was worked from that upper chamber by means of pulleys and chains.

  42. The ropes and pulleys were connected with this sack, which exerted a pull when the hot air expanded, and which collapsed and thus relaxed its strain when the air cooled.

  43. To prevent it from slipping on the two wooden pulleys a rubber band was placed in the grooves of each.

  44. Support for Double Clotheslines [318] Anyone using a double clothesline over pulleys will find the arrangement shown in Fig.

  45. These arms are reinforced by riveting smaller pieces from one to the [Illustration: Old Pulleys and Pipe Fittings] other, which connects all arms together on both sides of the wheel.

  46. The two small iron pulleys with screw bases, H, Fig.

  47. Mounted on the shaft with the pulleys is a guide for the kite wire or string.

  48. The accompanying designs were made with a very crude combination of pulleys and belts, such as described.

  49. Pulleys creak, and the place resounds with the sound of the hammer, the chiseling of stones, hewing of beams and the shouting of voices.

  50. Over the shining rims of these pulleys great cables passed, holding suspended in the air a massive stone.

  51. Guide bolts from one pulley to another, arrangement of idle pulleys to, 264.

  52. With Examples and Calculations on the Circular motions of Wheels, Pinions, Drums, Pulleys and Gears, how to speed them, etc.

  53. The motors are made to run at a high rate of speed and must be reduced in motion by pulleys or gears to suit their condition of operation.

  54. The arrangement of cords and pulleys used for attaching the thermostat motor to the furnace dampers will depend very much on local conditions.

  55. The pulleys supplied with the motor are placed to work as freely, and the cords to pull as directly as possible.

  56. A derrick in lifting a safe weighing 2 tons uses a system of pulleys employing 3 sections of rope.

  57. Pulleys have sometimes efficiencies as low as 40 per cent.

  58. What combination of pulleys will enable a 160-lb.

  59. Using a system of pulleys with a double movable block a man weighing 200 lbs.

  60. What is the smallest number of pulleys required to lift a weight of 600 lbs.

  61. Consider a system of pulleys into which are put 600 ft.

  62. Draw a diagram for a set of pulleys by means of which 100 lbs.

  63. Measure the diameters of the large and small pulleys on the sewing-machine at your home.

  64. Name three instances where pulleys are used to do work that otherwise would be difficult to do.

  65. These pulleys are fixed and simply change the direction.

  66. A rope and a set of pulleys may enable a man to lift a heavy object such as a safe or a piano.

  67. But with movable pulleys several sections of cord may extend upward from the weight each with the force of the effort upon it.

  68. The efficiency of a set of pulleys is 70 per cent.

  69. The latch E now releases the rod H and the piston is driven down by the air above it, pulling with it the rope L which passes over the pulleys TT.

  70. His plan was to erect on hill tops a series of high poles connected above by cross-pieces and by means of pulleys suspend from the cross-pieces the letters of the alphabet which would spell out the message (Fig.

  71. Control wires were gone over for their full lengths and their pulleys tried.

  72. The control wires to the ailerons, the pulleys and the hinges, nothing escaped the eyes of Joe Little.

  73. Some two or three years ago ordinary axle pulleys of English make were difficult to get; the price was scandalously high, and the quality as scandalously low.

  74. Dead Pulleys that stop the running of loose pulleys and their belts, controlled from any point.


  75. The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "pulleys" in a variety of sentences. We hope that you will now be able to make sentences using this word.