Definitions for "Steam trap"
A device that automatically collects condensate in a steam line and drains it away.
A device into which condensed steam from steam pipes, etc., is allowed to drain, and which automatically ejects without permitting the ejection of steam.
an automatic valve that releases condensed steam (condensate) from a steam space while preventing the loss of live steam. It also removes air and non-condensables from the steam space.
Keywords:  valve, permits, pass, water
Valve which permits only water to pass