fourfold block

fourfold block
a block having four pulleys or sheaves. Cf. block (def. 11).

* * *


Universalium. 2010.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

  • fourfold block — Mach. a block having four pulleys or sheaves. Cf. block (def. 11) …   Useful english dictionary

  • fourfold purchase — a tackle that is composed of a rope passed through two fourfold blocks in such a way as to provide mechanical power in the ratio of 1 to 5 or 1 to 4, depending on whether hauling is done on the running or the standing block and without… …   Universalium

  • fourfold purchase — a tackle that is composed of a rope passed through two fourfold blocks in such a way as to provide mechanical power in the ratio of 1 to 5 or 1 to 4, depending on whether hauling is done on the running or the standing block and without… …   Useful english dictionary

  • List of Volkswagen Group petrol engines — These petrol engines listed below are currently in use today, by various marques of automobiles, and commercial vehicles, of the Volkswagen Group (Volkswagen Aktiengesellschaft) (VWAG).Since the Volkswagen Group is European, the engine… …   Wikipedia

  • Economic Affairs — ▪ 2006 Introduction In 2005 rising U.S. deficits, tight monetary policies, and higher oil prices triggered by hurricane damage in the Gulf of Mexico were moderating influences on the world economy and on U.S. stock markets, but some other… …   Universalium

  • Genetic code — A series of codons in part of a messenger RNA (mRNA) molecule. Each codon consists of three nucleotides, usually representing a single amino acid. The nucleotides are abbreviated with the letters A, U, G and C. This is mRNA, which uses U (uracil) …   Wikipedia

  • United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …   Universalium

  • Govigama — Govi, Govigama, Goigama, Goygama, Goyigama is a numerous Caste in Sri Lanka. [ An Historical Relation of the Island Ceylon by Robert Knox(1641 1720)] HistoryThe traditional occupation of this caste is agriculture, and they were the farmers and… …   Wikipedia

  • biblical literature — Introduction       four bodies of written works: the Old Testament writings according to the Hebrew canon; intertestamental works, including the Old Testament Apocrypha; the New Testament writings; and the New Testament Apocrypha.       The Old… …   Universalium

  • fable, parable, and allegory — Introduction       any form of imaginative literature (allegory) or spoken utterance constructed in such a way that readers or listeners are encouraged to look for meanings hidden beneath the literal surface of the fiction. A story (rhetoric) is… …   Universalium

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”