clamshell bucket jaws

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Англо-русский строительный словарь. 2013.

Смотреть что такое "clamshell bucket jaws" в других словарях:

  • clamshell — noun Date: circa 1520 1. the shell of a clam 2. a. a bucket or grapple (as on a dredge) having two hinged jaws b. an excavating machine having a clamshell c. either of a pair of doors (as in an airplane tail) that open out and away from each… …   New Collegiate Dictionary

  • undersea exploration — Introduction       the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments       Included in the scope of undersea exploration are the physical and chemical… …   Universalium

  • power shovel — any self propelled shovel for excavating earth, ore, or coal with a dipper that is powered by a diesel engine or electric motor. Cf. shovel (def. 2). [1905 10] * * * ▪ tool       digging and loading machine consisting of a revolving deck with a… …   Universalium

  • grapple — I. noun Etymology: Middle English grappel grappling hook, from Old French *grappelle, diminutive of grape hook more at grape Date: 1601 1. a. the act or an instance of grappling b. a hand to hand struggle c. a contest for superiority or mastery 2 …   New Collegiate Dictionary

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