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chain block

См. также в других словарях:

  • chain block — noun : chain hoist …   Useful english dictionary

  • differential chain block — noun or differential block : a chain operated differential pulley …   Useful english dictionary

  • Block chain — (Mach.) A chain in which the alternate links are broad blocks connected by thin side links pivoted to the ends of the blocks, used with sprocket wheels to transmit power, as in a bicycle. [Webster 1913 Suppl.] …   The Collaborative International Dictionary of English

  • block — I (New American Roget s College Thesaurus) n. hindrance, blockage, obstruction; row, street, square (See abode); mass, lump, cube (See density). v. t. impede, check, stop, bar; thwart, foil. See closure, identity. II (Roget s IV) n. 1. [A mass,… …   English dictionary for students

  • chain hoist — noun also chain fall : a tackle employing an endless chain instead of a rope and operated especially in workshops from an overhead track for hoisting heavy weights called also chain block …   Useful english dictionary

  • Chain shuttling polymerization — is a dual catalyst method for producing block copolymers with alternating or variable tacticity. The desired effect of this method is to generate hybrid polymers that bear the properties of both polymer chains, such as a high melting point… …   Wikipedia

  • block-chain — blockˈ chain noun An endless chain of blocks and links • • • Main Entry: ↑block …   Useful english dictionary

  • Block E (Minneapolis) — Block E is the name of a block on Hennepin Avenue in downtown Minneapolis that is also bordered by 7th Street, 1st Avenue North, and 6th Street. It is considered part of the Downtown West neighborhood in Minneapolis, but the block is more of a… …   Wikipedia

  • chain drive — chain driven /chayn driv euhn/, adj. a driving mechanism transmitting power by means of an endless chain. [1900 05] * * * Device widely used for the transmission of power where shafts are separated at distances greater than that for which gears… …   Universalium

  • chain|hoist — «CHAYN HOYST», noun, a block and tackle which uses chain instead of rope …   Useful english dictionary

  • BLOCK, PAUL — (1877–1941), U.S. publisher of an early newspaper chain. Born in Elmira, N.Y., Block made his first venture into newspaper ownership by purchasing the Newark Star Eagle in 1908. He bought the Evening Sun and Morning Post (both of Pittsburgh) in… …   Encyclopedia of Judaism


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