Injector FAQs:

Q: Is an injector typically used to deliver cold water to a boiler against its own pressure using its own live or exhaust steam?

A: Yes, and replacing any mechanical pump.

Q: Was an injector widely adopted as an alternative to mechanical pumps in steam locomotives?

A: Yes.

Q: Are injectors therefore typically over 98% energy-efficient overall?

A: Yes, they are also simple compared to the many moving parts in a feed pump.

Q: Were injectors designed to automatically restart on sensing the collapse in vacuum from the steam jet?

A: Yes, for example with a spring-loaded delivery cone.

Q: Is an injector too hot, e.g?

A: Yes, from prolonged use.

Q: Was an injector invented by Henri Giffard for the steam locomotive and patented in the United Kingdom by Messrs Sharp Stewart & Co?

A: Yes.

Q: Was an injector largely responsible for the 1913 Ais Gill rail accident?

A: Yes.