Definition of "vent-pipe" []

• An escape-pipe, as for air or steam. (noun)

The Century Dictionary (Public Domain)

• "The agency may have to assist in two areas: (1) ensuring the availability of special items such as vent-pipe screening; and (2) the provision of services requiring special equipment, such as pit emptying."
• "For obvious reasons the vent-pipe of a holder should have a diameter equal to that of the gas-inlet tube, and the vent-pipe of a generator be equal in size to the gas-leading tube."
• "A refinement upon this vent-pipe is represented at C, where it is rigidly fastened to the tank of the holder, and has its internal aperture always above the level of the water in the apparatus."