TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

CATHEAD [2 records]

Record 1 2004-12-01

English

Subject field(s)
  • Winches
  • Equipment (Oil and Natural Gas Extraction)
  • Boring and Drilling (Mines)
DEF

A spool-shaped attachment on a winch around which rope is wound for hoisting and pulling.

OBS

The breakout cathead, a rotating spool located on the driller's side of the drawworks, is used as a power source for unscrewing drill pipe. The makeup cathead is a power source for screwing together joints of pipe.

French

Domaine(s)
  • Treuils
  • Outillage (Extraction du pétrole et du gaz)
  • Sondage et forage miniers
CONT

Cabestan automatique (couplé au treuil de forage et utilisé pour entraîner les clés de vissage ou de dévissage des tiges de forage).

Spanish

Save record 1

Record 2 1986-12-05

English

Subject field(s)
  • Lathe Work (Machine-Tooling)
DEF

A sleeve clamped around a noncylindrical piece of lathework to make suitable contact with the steady rest.

French

Domaine(s)
  • Tournage sur métaux
CONT

Au lieu de tourner une première portée (...) on peut disposer sur l'arbre, à l'endroit voulu, un manchon de centrage qui porte un double jeu de quatre vis diamétralement opposées permettant son centrage en position : les touches de la lunette sont ensuite réglées sur le diamètre extérieur du manchon qui tourne parfaitement rond.

Spanish

Save record 2

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