B - Operations – Transporting – 60 – T
Patent
B - Operations, Transporting
60
T
303/76
B60T 1/08 (2006.01) B60T 13/52 (2006.01) F16K 15/06 (2006.01)
Patent
CA 1269411
VACUUM CHECK VALVE Abstract of the Disclosure A vacuum check valve assembly having an axially guided poppet valve and a minimal restriction to air flow. The poppet valve has a seal made of a fluoro-silicone rubber which has excellent non-sticking and non-leaking characteristics over a wide temperature range. The valve assembly may be combined with a fuel vapor adsorbent canister.
509050
Heffner Donald L.
Parker Donald L.
General Motors Corporation
Gowling Lafleur Henderson Llp
Heffner Donald L.
Parker Donald L.
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