Free translatorFree translator
Synonyms, antonyms, pronunciation

  Home 		English Dictionary      examples: 'day', 'get rid of', 'New York Bay'




Safety valve   /sˈeɪfti vælv/   Listen
noun
Safety chain  n.  
1.
(Railroads) A normally slack chain for preventing excessive movement between a truck and a car body in sluing.
2.
An auxiliary watch chain, secured to the clothes, usually out of sight, to prevent stealing of the watch.
3.
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.
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.





Collaborative International Dictionary of English 0.48


Advanced search
     Find words:
Starting with
Ending with
Containing
Matching a pattern  

Synonyms
Antonyms
Quotes
Words linked to  

only single words


Share |




"Safety valve" Quotes from Famous Books



... popular organisations bred of the wildness of despair which enjoy the moral sanction which the law has failed to secure "When citizens," said Filangieri long ago, "see the Sword of Justice idle they snatch a dagger." So long as the Government sate on the safety valve, so long did periodic explosions of revolutionary resentment arise, and one must appreciate the fact that in a country so devoutly Catholic as is Ireland the natural conservatism which attachment to an historic ...
— Ireland and the Home Rule Movement • Michael F. J. McDonnell
... too; and the risk was too great. At Toronto, Canada, not long ago, a conductor, against orders, ran his train on a certain siding, which resulted in the death of thirty or forty people. The engineer of a mill, at Rochester, N.Y., thought the engine would stand a higher pressure than the safety valve indicated, so he tied a few bricks to the valve to hold it down; result—four workmen killed, a number wounded, and a mill blown to pieces. The City of Columbus, an iron vessel fitted out with all the means of preservation and escape in use on shipboard, was wrecked on the ...
— Composition-Rhetoric • Stratton D. Brooks
... Papin, an ingenious Frenchman, invented in 1680 "a steam digester for extracting marrowy, nourishing juices from bones by enclosing them in a boiler under heavy pressure," and finding danger from explosion, added a contrivance which is the first safety valve on record. ...
— Steam, Its Generation and Use • Babcock & Wilcox Co.
... into the system, as it were; it poisons the blood. This is why our literature grows sinister and bitter, and our daughters yearn after this and that, write odd books, and ride about on bicycles in remarkable clothes. They have shut down the safety valve, they suffer from the present lamentable increase of gentleness. They must find some outlet, or perish. If they could only put their arms akimbo and tell each other a piece of their minds for a little, in the ancient ...
— Certain Personal Matters • H. G. Wells


Copyright © 2025 Free Translator.org