Safety plug
Safety chain Safety chain (a) (Railroads) A normally slack chain for preventing excessive movement between a truck and a car body in sluing. (b) An auxiliary watch chain, secured to the clothes, usually out of sight, to prevent stealing of the watch. (c) A chain of sheet metal links with an elongated hole through each broad end, made up by doubling the first link on itself, slipping the next link through and doubling, and so on. [Webster 1913 Suppl.]

{Safety arch} (Arch.), a discharging arch. See under {Discharge}, v. t.

{Safety belt}, a belt made of some buoyant material, or which is capable of being inflated, so as to enable a person to float in water; a life preserver.

{Safety buoy}, a buoy to enable a person to float in water; a safety belt.

{Safety cage} (Mach.), a cage for an elevator or mine lift, having appliances to prevent it from dropping if the lifting rope should break.

{Safety lamp}. (Mining) See under {Lamp}.

{Safety match}, a match which can be ignited only on a surface specially prepared for the purpose.

{Safety pin}, a pin made in the form of a clasp, with a guard covering its point so that it will not prick the wearer.

{Safety plug}. See {Fusible plug}, under {Fusible}.

{Safety switch}. See {Switch}.

{Safety touchdown} (Football), the act or result of a player's touching to the ground behind his own goal line a ball which received its last impulse from a man on his own side; -- distinguished from touchback. See {Touchdown}. Same as {safety}

{Safety tube} (Chem.), a tube to prevent explosion, or to control delivery of gases by an automatic valvular connection with the outer air; especially, a bent funnel tube with bulbs for adding those reagents which produce unpleasant fumes or violent effervescence.

{Safety valve}, a valve which is held shut by a spring or weight and opens automatically to permit the escape of steam, or confined gas, water, etc., from a boiler, or other vessel, when the pressure becomes too great for safety; also, sometimes, a similar valve opening inward to admit air to a vessel in which the pressure is less than that of the atmosphere, to prevent collapse. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • safety plug — noun : a fusible metal plug set in a boiler shell to release steam when the plug reaches a predetermined temperature due to excessive pressure in the boiler * * * safety plug noun An electrical plug with a fuse that melts when the temperature… …   Useful english dictionary

  • safety plug — kamštinis saugiklis statusas T sritis automatika atitikmenys: angl. fuse plug; plug fuse; safety plug vok. Patronensicherung, f; Schmelzstöpsel, m; Sicherungspatrone, f; Stöpselsicherung, f rus. пробковый предохранитель, m; пробочный… …   Automatikos terminų žodynas

  • safety plug — kamštinis saugiklis statusas T sritis radioelektronika atitikmenys: angl. fuse plug; plug fuse; safety plug vok. Patronensicherung, f; Sicherungspatrone, f rus. предохранительная пробка, f; пробковый предохранитель, m; пробочный предохранитель, m …   Radioelektronikos terminų žodynas

  • safety plug — Device which will release the contents of a container before rupture pressures are reached …   Dictionary of automotive terms

  • Safety arch — Safety chain Safety chain (a) (Railroads) A normally slack chain for preventing excessive movement between a truck and a car body in sluing. (b) An auxiliary watch chain, secured to the clothes, usually out of sight, to prevent stealing of the… …   The Collaborative International Dictionary of English

  • Safety belt — Safety chain Safety chain (a) (Railroads) A normally slack chain for preventing excessive movement between a truck and a car body in sluing. (b) An auxiliary watch chain, secured to the clothes, usually out of sight, to prevent stealing of the… …   The Collaborative International Dictionary of English

  • Safety buoy — Safety chain Safety chain (a) (Railroads) A normally slack chain for preventing excessive movement between a truck and a car body in sluing. (b) An auxiliary watch chain, secured to the clothes, usually out of sight, to prevent stealing of the… …   The Collaborative International Dictionary of English

  • Safety cage — Safety chain Safety chain (a) (Railroads) A normally slack chain for preventing excessive movement between a truck and a car body in sluing. (b) An auxiliary watch chain, secured to the clothes, usually out of sight, to prevent stealing of the… …   The Collaborative International Dictionary of English

  • Safety chain — (a) (Railroads) A normally slack chain for preventing excessive movement between a truck and a car body in sluing. (b) An auxiliary watch chain, secured to the clothes, usually out of sight, to prevent stealing of the watch. (c) A chain of sheet… …   The Collaborative International Dictionary of English

  • Safety lamp — Safety chain Safety chain (a) (Railroads) A normally slack chain for preventing excessive movement between a truck and a car body in sluing. (b) An auxiliary watch chain, secured to the clothes, usually out of sight, to prevent stealing of the… …   The Collaborative International Dictionary of English

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