enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Check valve - Wikipedia

   en.wikipedia.org/wiki/Check_valve

   Vertical lift check valve. A check valve, non-return valve, reflux valve, retention valve, foot valve, or one-way valve is a valve that normally allows fluid (liquid or gas) to flow through it in only one direction. [1] Check valves are two-port valves, meaning they have two openings in the body, one for fluid to enter and the other for fluid ...

3. Glossary of boiler terms - Wikipedia

   en.wikipedia.org/wiki/Glossary_of_boiler_terms

   Vacuum valve A non-return valve allowing atmospheric air into the boiler, if a cold boiler reduces its internal pressure on cooling down. This avoids the risk of damage to some types, if their pressure loads are reversed. Few boilers are fitted with these, although the feedwater clack valve usually has a similar effect. Vertical boiler Water-level

4. Boiler - Wikipedia

   en.wikipedia.org/wiki/Boiler

   Feedwater check valve or clack valve: A non-return stop valve in the feedwater line. This may be fitted to the side of the boiler, just below the water level, or to the top of the boiler. [13] Top feed: In this design for feedwater injection, the water is fed to the top of the boiler. This can reduce boiler fatigue caused by thermal stress.

5. Stuart Turner (company) - Wikipedia

   en.wikipedia.org/wiki/Stuart_Turner_(company)

   The 1911 patent diagrams show the current 2-stroke to be '2-port', i.e. with the inlet being by non-return valve into the transfer port, with ball races for the main bearings and deflector type piston. The inlet non-return valve is the subject of another Stuart Turner patent in 1911, naming Ernest Masters as co-applicant. [15]

6. Pneumatic non-return valve - Wikipedia

   en.wikipedia.org/wiki/Pneumatic_non-return_valve

   Pneumatic non-return valves are used where a normal non-return valve would be ineffective. This is for example where there is a risk of flood water entering a site but an equal risk of pollution or a chemical spills leaving a site and polluting the environment.

7. How presidents have spent their Christmases in office: From ...

   www.aol.com/presidents-spent-christmases-office...

   Before him, former President Donald Trump — who will soon take office again — spent Christmases in Florida at his Mar-a-Lago estate, per reports.During their holidays in Florida, Trump and ...