TERMIUM Plus®

From: Translation Bureau

On social media

Consult the Government of Canada’s terminology data bank.

GEAR REDUCTION UNIT [2 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2017-03-31

English

Subject field(s)
  • Aircraft Propulsion Systems
  • Aeronautical Engineering and Maintenance
CONT

The T56 is a single shaft, modular design, turboprop engine with a 14-stage axial flow compressor driven by a four-stage turbine unit. The gearbox has two stages of gear reduction, features a propeller brake and is connected to the power section by a torquemeter assembly.

French

Domaine(s)
  • Propulsion des aéronefs
  • Aérotechnique et maintenance
CONT

Le moteur entraîne le réducteur (reduction gear assembly) par le système couplemètre (torquemeter assembly) qui est composé essentiellement d'un arbre [en] acier qui subit un effort de torsion et accepte une déflexion maximum de 9 [degré].

Key term(s)
  • ensemble couplemètre

Spanish

Save record 1

Record 2 2017-03-14

English

Subject field(s)
  • Couplings (Mechanical Components)
  • Mechanical Transmission Systems
  • Mechanical Components
CONT

Speed reduction units can, of course, be designed to use belts and chains besides gears to transmit power at reduced speed, but the gear reducer is probably the most generally used type of speed-reducing unit.

OBS

speed-reducing unit; speed reducer: terms officially approved by the Lexicon Project Committee (New Brunswick).

Key term(s)
  • speed reducer unit
  • reduction unit

French

Domaine(s)
  • Accouplements (Composants mécaniques)
  • Transmissions mécaniques
  • Composants mécaniques
CONT

Il est [...] souvent nécessaire d'intercaler, entre la machine motrice et la machine réceptrice, des mécanismes capables d'augmenter ou de diminuer la vitesse de manière à fournir une gamme de vitesses de travail de la machine réceptrice. Ce sont: 1. Des réducteurs (exceptionnellement des multiplicateurs) de vitesses: mécanismes permettant de réduire (ou d'augmenter) la vitesse du moteur; 2. Des variateurs de vitesses [...]

OBS

réducteur de vitesse; démultiplicateur : termes uniformisés par le Comité du projet de lexiques (Nouveau-Brunswick).

Spanish

Campo(s) temático(s)
  • Acoplamientos (Componentes mecánicos)
  • Sistemas de transmisión mecánica
  • Componentes mecánicos
DEF

Transmisión que, sin modificar el régimen del árbol motor, confiere una velocidad inferior al árbol movido.

Save record 2

Copyright notice for the TERMIUM Plus® data bank

© Public Services and Procurement Canada, 2026
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau

Display options

Change the order of display of the official languages of Canada
Option to display the non-official languages (Spanish or Portuguese)
Display definitions, contexts, etc., on records

Features

GCtranslate (available on the Government of Canada network only)

Use this artificial intelligence prototype to translate Government of Canada content up to and including Protected B. Available to employees of selected departments and agencies only.

Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.

Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.

Date Modified: