thimble tube

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• Thimble — Thim ble, n. [OE. thimbil, AS. ??mel, fr. ??ma a thumb. [root]56. See {Thumb}.] 1. A kind of cap or cover, or sometimes a broad ring, for the end of the finger, used in sewing to protect the finger when pushing the needle through the material. It …   The Collaborative International Dictionary of English

• Thimble — This article is about the protective shield worn on the finger or thumb. For the wire rope termination device, see Wire rope#Thimbles. A thimble …   Wikipedia

• thimble — noun 1》 a metal or plastic cap with a closed end, worn to protect the finger and push the needle in sewing.     ↘any short metal tube or ferrule. 2》 Nautical a metal ring, concave on the outside, around which a loop of rope is spliced.… …   English new terms dictionary

• thimble — n. 1 a metal or plastic cap, usu. with a closed end, worn to protect the finger and push the needle in sewing. 2 Mech. a short metal tube or ferrule etc. 3 Naut. a metal ring concave on the outside and fitting in a loop of spliced rope to prevent …   Useful english dictionary

• Field-tube boiler — Field tube, sectioned A Field tube boiler (also known as a bayonet tube[1] ) is a form of water tube boiler where the water tubes are single ended. The tubes are closed at one end, and they contain a concentric inner tube. Flow is thus separated… …   Wikipedia

• Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… …   Wikipedia

• List of boiler types, by manufacturer — There have been a vast number of designs of steam boiler, particularly towards the end of the 19th century when the technology was evolving rapidly. A great many of these took the names of their originators or primary manufacturers, rather than a …   Wikipedia

• ferrule — Thimble Thim ble, n. [OE. thimbil, AS. ??mel, fr. ??ma a thumb. [root]56. See {Thumb}.] 1. A kind of cap or cover, or sometimes a broad ring, for the end of the finger, used in sewing to protect the finger when pushing the needle through the… …   The Collaborative International Dictionary of English

• Micrometer — This article is about the measuring device. For the unit of length, see Micrometre. Outside, inside, and depth micrometers A micrometer (   …   Wikipedia

• Cox model engine — Cox Model Engines Cox Fokker DVII Ready To Fly Control Line Model Plane …   Wikipedia

• Nuvistor — RCA 6DS4 Nuvistor triode vacuum tube, ca. 20 mm high and 11 mm in diameter. The nuvistor is a type of vacuum tube announced by RCA in 1959. Most nuvistors are basically thimble shaped, but somewhat smaller than a thimble. Triodes and tetrodes… …   Wikipedia