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Example sentences for "insulating"

Lexicographically close words:
insularity; insularum; insulas; insulate; insulated; insulation; insulator; insulators; insulis; insult
  1. Mr. Ronalds made the next experiment on an extensive scale, by insulating eight miles of wire in glass tubes, the wire being carried backwards and forwards for that distance on his lawn at Hammersmith.

  2. The use of gutta percha as an insulating covering for wire has given rise to a new era in telegraphic communication.

  3. The cost of constructing a telegraphic line has greatly diminished with the increased facilities of insulating the wires, and since the expiration of patents, which conferred a monopoly on certain plans of doing so.

  4. And within the glassite double walls, there was necessity for a constant circulation of the Erentz temperature insulating system.

  5. Its current weakened the lights with the drain upon the distributors, and cooled the room with a sudden deadly chill as the Erentz insulating system slowed down.

  6. It is insulated from the core, either by air or by rubber or other insulating substance, and a current passing from A to C under those conditions is a current of induction.

  7. The case or holder (A) may be made either of hard wood or hard rubber, so that it is of insulating material.

  8. Few unaccustomed to such places can be aware of the insulating effect of ploughed ground, when no necessity compels people to traverse it.

  9. Instead of going straight to the Great House he deviated through the insulating field, now sown with turnips, which surrounded the plantation on Rings-Hill.

  10. The tube is provided with outside and inside coatings, C and C1 respectively, and is filled as far as the coatings reach with conducting, and the space above with insulating powder.

  11. Among many insulating powders I have tried, I have found that mica powder is the best to employ.

  12. The globe L is blown out on the bottom into a very small bulb b, which serves to hold it firmly in a socket S of insulating material into which it is cemented.

  13. The insulating packing P should in this construction be tightly fitting to the glass, and rather wide, or otherwise the discharge might avoid passing through the wire w, which connects the inside condenser coating to the incandescent button m.

  14. Assuming the preceding considerations to be true, then, by rapidly alternating the potential of a body immersed in an insulating gaseous medium, any amount of energy may be dissipated into space.

  15. In some bulbs I have also used an outside insulating cover.

  16. The static screen may, however, be omitted, and simply a thickness of insulating material fastened to one of the sides of the fan.

  17. They are supported on insulating cords at a distance of about 30 centimetres.

  18. The tubes are then placed in a large glass vessel, at a distance of 10 to 15 centimetres from each other, on insulating supports, and the vessel is filled with boiled out oil, the oil reaching about an inch above the tubes.

  19. The reflector is separated from the terminal t by an extension of the insulating plug P.

  20. But the action as explained implies that the air is insulating--that is, that it is composed of independent carriers immersed in an insulating medium.

  21. The wires should always be joined layer to layer and each splice very tightly taped in order to get as much insulating compound around each splice as possible in the limited space.

  22. In insulating dry core paper cables a paper sleeve is slipped over the splice, and in rubber cables the splice is wrapped with rubber tape; all other details are the same for these as for the fibrous cable.

  23. After the joint has been saturated with insulating compound the wires should have an outside wrapping of tape to keep them in shape, and then the sleeve is wiped on and filled.

  24. In doing this a split sleeve must be used, and the only additional precaution to be taken is in filling the sleeve to have the insulating compound not hot enough to melt the solder and open up the split in the sleeve.

  25. Where this condition exists, it is a real economy to cover the inside of it with insulating material.

  26. Either special plastering or fiber-insulating board can be used, as individual conditions warrant.

  27. For use the year around, the old barn must be completely rebuilt with a cellar beneath for a heating plant and side walls and undersides of roof well covered with insulating material to prevent cold from entering or heat escaping.

  28. As it comes in bags prepared especially for this purpose and is very light, sometimes it is only necessary to raise a small proportion of the attic floor boards and the insulating material can be spread evenly through these openings.

  29. Another way to combat this upward radiation is to pour a loose, featherlike insulating material into the space between the attic flooring and the plaster of the bedroom ceilings.

  30. Each quadrant is divided into 496 parts, separated from each other by insulating materials, so that current can pass from one to the other only by means of some connecting wire.

  31. Paul Jablochkoff devised in 1876 his "electric candle"--a couple of parallel carbon rods separated by an insulating medium that wasted away under the influence of heat at the same rate as the rods.

  32. B) Charge E C again, and hold it by its insulating handle, E R, long enough to count 10 before discharging it with your knuckle.

  33. D) Remove your finger entirely from E C, then lift E C by its insulating handle, E R, at the same time holding E S down to the table, if it tries to follow E C.

  34. The insulating table (for details, see Exp.

  35. Insulating table, I T (for details see Exp.

  36. The insulating table, I T; ebonite sheet, E S (No.

  37. F B; the insulating table, I T (see § 127).

  38. It consists of a small conductor with an insulating handle.

  39. B) Hold E C in the hand, and, with its insulating handle, poke H P away from the condensers.

  40. The insulating table, I T (for details see Exp.

  41. There is a small hole in one end of S R to receive the wire, S W, and a large hole in the other end to take the short ebonite which holds the insulating table (Fig.

  42. For the insulating handle use the ebonite rod, E R (No.

  43. This has rounded edges, and a small tube is riveted into the top of it to hold the insulating handle, E R.

  44. B) Lift I T away from E S by its insulating handle, and set it upon the table.

  45. The insulating material between the segments is mica.

  46. The segments are of rolled or forged copper and are separated by soft mica insulating sheets.

  47. After insulating the slots, the winder begins at any convenient slot, and inserts the coils as shown.

  48. By insulating one end of the spring, and carrying the entire current directly from the brush itself to the main conductors by a flexible copper strip or cable firmly connected to both.

  49. They are insulated from the core by tubes and washers of mica or other insulating material.

  50. The field coils are wound upon iron forms, each layer treated with insulating compound.

  51. The brush holders are mounted upon a frame of insulating material which is attached to the upper half of the case.

  52. The end insulating rings are usually built up of mica and shellac, moulded while hot under pressure to the correct shape.

  53. Afterward they are removed from the forms and baked hard and dry and finally wrapped with insulating materials; all but the three smaller sizes are wrapped with a protecting cord.

  54. In some types of rheostat the wire is wound around an iron frame-work which has been previously dipped into a fireproof insulating enamel.

  55. The insulating material must not absorb moisture, hence asbestos, plaster, or vulcanized fibre are not used.

  56. Selecting the most completely equipped of these, they took up their residence therein by entering it and closing the massive insulating door.

  57. Soon one of them returned, dressed in an insulating suit, and carrying three sets of head harnesses, connected by multiplex cables to a large box which he placed upon the floor.

  58. He closed all the bulkhead doors and air-break openings, then closed and secured the massive insulating door of the lifeboat in which they had made their headquarters.

  59. The huge insulating plug, housing the ends of the three great cables leading to the converters of the turbo-alternator, lay innocently upon the ground, its three yawning holes invitingly open to savage arms.

  60. The insulating space was evacuated and held its vacuum--outer and inner shells were bottle-tight.

  61. This candle consisted of two parallel sticks of carbon separated by an insulating substance, made of some refractory material, that fuzed as the carbons gradually burned away.

  62. They were not cathode rays, though produced by them, and had the amazing property of penetrating certain insulating substances, such as ebonite, paper, etc.

  63. For insulation resistance--the insulating power of the gutta-percha coating.

  64. Whether the insulating substance is gutta-percha or india-rubber, there is generally wound round it a serving of untarred hemp or jute yarn, which has either been tanned or soaked in brine as a preservative.

  65. Therefore the advantages in point of price of iron wire over copper in the first place, would be greatly overbalanced by the increased cost of insulating and sheathing it.

  66. Similarly, if the insulating air cannot resist the attraction between the thundercloud and the earth, it will be ruptured by a flash of lightning.

  67. The two electricities of the jar, we know, attract each other, and if the insulating glass is too weak to hold them asunder, the spark will pierce it.

  68. Z is the zinc standing on an insulating sole I, and fitted with a connecting wire or terminal T (-), which is the negative pole.

  69. It consists, as shown in figure 8, of a metal plate B having an insulating handle of glass H, and a flat cake of resin or ebonite R.

  70. As insulating materials, whether rubber, cotton, or paper, may be impaired or destroyed by heat, it is necessary that the temperature of underground cables under full load be kept within safe limits.

  71. In favor of glass insulators it may be said that their insulating properties are quite uniform, and that, unlike porcelain, their internal defects are often apparent on inspection.

  72. This increases the insulating and lasting properties of the pins.

  73. Into the two brass cylinders of each phase dips a ∩-shaped contact piece through insulating bushings, and the ends of this contact piece fit into terminals at the bottom of the oil pots.

  74. To protect the insulation of the dynamo coils from the line voltage, thick blocks of porcelain are placed beneath the dynamo frames, and the armature shafts are connected to those of the turbines by insulating couplings.

  75. This terminal bell is filled nearly to the flaring upper end with an insulating compound.

  76. Though it may not be practicable to so increase the surface resistance of each insulator that the burning of wooden pins by leakage current will be prevented, the substitution of a conducting for an insulating pin may remedy the trouble.

  77. All wooden pins should be treated chemically, but the object of this treatment should be to prevent decay rather than to give them any particular insulating value.

  78. Apparatus grows more expensive as the voltage at which it is to operate increases, because of the cost of insulating materials and the room which they take up, thereby adding to the size and weight of the iron parts.

  79. A cylinder of insulating material concentric with the cone stack is placed between the latter and the steel tank, the object being to improve the circulation of the oil and increase the insulation between the tank and the cone stack.

  80. These parts are supported from the switch frame casting and are enclosed in a steel tank which contains an insulating oil.

  81. The complete coils are insulated and impregnated with insulating compound before being placed in the slots.

  82. It is placed in a tube fitted with powdered carbonate of lime or some other insulating powder.

  83. The heavy brass terminals used for connecting the meter in circuit are held permanently by a non-combustible insulating compound which is moulded in place around them.

  84. They have a large number of layers and few turns per layer (except those made for small currents, they usually have one turn per layer), which give the best condition for insulating and cooling.

  85. The coil is supported on two insulating columns made up of porcelain insulators, which, except for the end pieces, are interchangeable.

  86. The resistances and horn gaps are mounted on porcelain bases and the latter on insulating wooden supports.

  87. An insulating wood section in the control shaft separates the control handle from the remainder of the switch.

  88. The primary coils are machine wound and the layers of the winding are separated from each other by heavy insulating material in addition to the cotton covering of the inductors.

  89. All coils are treated with insulating compound before assembling in the meters.

  90. The insulating columns are supported on substantial cast iron blocks on wooden bases.

  91. The contact making parts are enclosed in a sheet metal oil tank which has an insulating lining.

  92. The corrugated horizontal arms which carry the relays, as shown, are insulated posts, insulating the relays from the ground.

  93. Where hanger-boards are not used, lamps must be hung from insulating supports other than their conductors.

  94. Where insulating joints are required, fixture canopies of metal must be thoroughly and permanently insulated from metal walls or ceilings, or from plaster walls or ceilings on metal lathing, and from outlet boxes.

  95. Must be constructed entirely of metal except where the use of approved insulating material is necessary.

  96. Hanger-boards are not compulsory but where not used, arc lamps must be hung from insulating supports other than their conductors.

  97. In most cases a so-called insulating material is placed over the wire itself, but this usually is insufficient at the outset or becomes so before very long and is then not renewed.

  98. C, over the insulating fiber, allowing it to extend down on each side the same distance as the insulating fiber.

  99. Outside of the completed secondary winding place at least six layers of paraffin paper, or several layers of insulating cloth.

  100. These pieces should now be placed on the four sides of the iron core and covered with several layers of heavy insulating cloth.

  101. Outside of the completed windings, place several layers of insulating cloth to serve as an insulation, and at the same time provide a mechanical protection for the windings.

  102. This will apply a coat of insulating wax that will prevent any white deposit from working up on the parts and corroding the binding posts, or terminals.

  103. Illustration: A Coil Spring Used for Splicing Sash Cords or Small Round Belts] When painting wireless instruments use black asphaltum, as it has high insulating qualities.

  104. The legs are fastened to a second piece of insulating material with round-head brass machine screws, 1/2 in.

  105. Insulating Washer] Cut from some soft wood four pieces having cross sections whose dimensions correspond to those given in Fig.

  106. The ends of the heating ribbon are brought through the lower insulating disk and attached to binding posts as shown.

  107. Inner Portion of the Magnetic Circuit] Now cut from a piece of insulating fiber, that is about 1/16 in.

  108. Enlarge the hole in the 6-in piece, and provide an insulating bushing for it with an opening of the same diameter as the brass machine screw.

  109. Drill a small hole through one of the insulating washers, down close to the cloth covering the core, being careful at the same time to keep the hole as far from the metal part of the core as possible.

  110. The heavily rubberized cloth apparently acted as an insulating sheet that prevented the effective grounding of the paralyzing force that streamed down through Blake's body from the overhead disk.

  111. Then he realized that the insulating qualities of rubber would naturally be unknown to a Xollarian.

  112. Another yellow-metal hemisphere, S, open below, is connected with an insulating handle, G.

  113. Then a disk of steatite affixed to an insulating handle is rubbed for a few instants with a fox's "brush," and held near J until a spark occurs.

  114. They increase the insulating properties of the fibrous materials, render them moisture proof and able to withstand the effect of heat with less rapid deterioration.

  115. No substance has the power of absolutely preventing the passage of electric currents between conductors but many have sufficient insulating power for practical purposes.

  116. An ice-pail P connected with the gold leaves of an electroscope C, is placed on an insulating stand S.

  117. The properties to be desired in a good insulating material are: 1.

  118. These are placed, one on top of the other, like the pages of a book, with a thin layer of insulating material between, usually two sheets of paraffined paper.

  119. Coils are usually soaked with insulating varnish and stove dried.

  120. It consists of a series of copper bars or segments arranged side by side forming a cylinder, and insulated from each other by sheets of mica or other insulating material.

  121. One mode of bringing out the coil ends, in which copper strip is laid in behind an end sheet of insulating material.

  122. For simplicity the electroscope, insulating stand and silk thread have been omitted.

  123. The atmosphere contains, suspended in it, always more or less aqueous vapor, the presence of which impairs its insulating property.

  124. Hence, to prevent leakage, wires are insulated, that is, covered by wrapping them with cotton or silk thread or other insulating material.

  125. The other half was used to energize the "B" ionomagnetic coils, peculiarly wound affairs, whose magnetic fields constituted the only means of insulating and controlling the circuits of the three "powers.

  126. Thin plates of these two substances, when placed properly in juxtaposition, with insulating plates of inertron between, constitute a battery which generates an ultronic current.

  127. The materials mostly employed for insulating purposes are indiarubber, gutta-percha, or cotton saturated with paraffin.

  128. For this reason, spring contacts in which the springs connected with the wires are kept apart by an insulating wedge (shown at Fig.

  129. By insulating a key as shown, reply signalling can be carried on between the points at which the bells are placed.

  130. The former consists essentially in two stout plates of brass affixed to a base board of any insulating material.

  131. A similar result, differing only in degree, would occur if a badly insulating wire were used, say one in which the covering had been worn in places, or had been badly wound, so as to expose patches of bare copper wire.

  132. This pillar is separated from the rest of the frame by an insulating collar or washer of ebonite, so that no current can pass from E to D, unless the armature be pulled down so as to make contact with the contact screw B.

  133. Silk-covered wire has an advantage over cotton-covered wire, inasmuch as the insulating material occupies less space, hence the convolutions of wire lie closer together.


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