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Ramsbottom safety valve. In DICTIOUS you will not only get to know all the dictionary meanings for the word
Ramsbottom safety valve, but we will also tell you about its etymology, its characteristics and you will know how to say
Ramsbottom safety valve in singular and plural. Everything you need to know about the word
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English
Etymology
Named after English mechanical engineer John Ramsbottom.
Noun
Ramsbottom safety valve (plural Ramsbottom safety valves)
- A kind of tamperproof safety valve for use on locomotives, consisting of two plug-type valves connected by a spring-laden pivoting arm.
1951 April, “Notes and News: Locomotive Notes: London Midland Region”, in Railway Magazine, number 600, page 283:The boiler had a large dome over the firebox, inside the cab, surmounted by Ramsbottom safety valves.