Movable or removable closures
Initial manual displacement energizes motor drive; e.g.,...
Inventor
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Power-assist door closer
Radial poppet-type check valve with closure assist feature
Radially loaded, poppet-type check valve
Swing check backflow preventer
Swing check backflow preventor having check valve with lever...
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Profile ID: LFUS-PAI-P-488113