Triple valve

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in an automatic air brake for railroad cars, the valve under each car, by means of which the brake is controlled by a change of pressure in the air pipe leading from the locomotive.

See also: Triple

References in periodicals archive ?
I can drive even my most radical car there -- and back -- without worrying about something like a roller rocker arm or triple valve spring breaking on a highway and being 200 miles from repairs.
There is a simple operation - a triple valve replacement - which could mend his heart.
that specializes in first-aid products for the military, has developed a triple valve design dressing with a hydrogel adhesive that is designed specifically for sucking chest wounds.
Tenders are invited for Triple Valve Type Fe 11450 Size 16 Inch For Ep Brake Unit.
Tenders are invited for Filter For Triple Valve Size Stainless Steel Filter Ss 304 Size- 15Mm Od X 12Mm Id X 21Mm Height And Strainer Size- 14Mm Od X 11.
Tenders are invited for Kit Of Spares For Escorts Make Triple Valve Consisting Of 11 Items 1 K- Ring Part No: 891/20.
Tenders are invited for Screw Bush For Triple Valve Of Escort Ep Brake Equipment To Escort Pt.
Tenders are invited for Triple Valve 16 Of Escort Brake Unit As Per Escort Part No.
Tenders are invited for Triple Valve Stabilizing Valve For Ld2 Brake Unit To Wsf Pt.