Patent ID: 7213613

Claim:
A dual-poppet valve, comprising: a) a valve body having a primary chamber, a first secondary chamber, and a second secondary chamber; b) a first valve seat between said primary chamber and said first secondary chamber; c) a second valve seat between said primary chamber and said second secondary chamber; d) a first poppet cooperative with said first valve seat to define a first valve opening in a first direction respective of said primary chamber; e) a second poppet cooperative with said second valve seat to define a second valve opening in a second direction respective of said primary chamber, such that said first and second valves open in opposite directions respective of each other; f) a first pintle shaft extending through said second poppet and supportive of said first poppet; g) a second pintle shaft supportive of said second poppet; h) a first rack disposed on said first pintle shaft; i) a second rack disposed on said second pintle shaft; and j) a pinion disposed between said first and second racks for driving said first and second pintle shafts in opposite directions to open and close said first and second valves.