Friday, 29 March 2024, 9:26 AM
Site: IMI eLearning
Course: IMI eLearning (IMI eLearning)
Glossary: Automotive Glossary
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Double-Cardan Universal JointTwo Hooke's or Cardan type universal joints close coupled to increase the effective angle of turn before inducing vibration. |
Double-declutchA technique that was necessary before the use of synchromesh mechanisms. During a gear change the clutch is lifted as the gear mechanism moves to neutral, the engine is revved (if changing down), the clutch is now depressed and the new gear selected. |
DowelA locating pin between two mating components. Can be solid or hollow. |
Down DraftA carburettor where the choke tube (venturi) is fitted vertically. |
Downdraft BoothA spray booth in which the air movement is from the ceiling (input air) through the floor (extracted air). |
Downshift ValveAutomatic transmission valve to give a downshift under specific drive conditions. |
DPFDiesel Particulate Filter |
Drag LinkSteering linkage between the steering box drop arm (Pitman arm) and the drag arm on the steering swivel. |
Drain PlugRemovable plug used to let fluid out (engine oil for example). |
Drain TapA simple valve used to allow a fluid to be removed. |