B - Operations – Transporting – 60 – C
Patent
B - Operations, Transporting
60
C
152/178
B60C 23/00 (2006.01) B60C 29/00 (2006.01)
Patent
CA 1246977
ABSTRACT THE DISCLOSURE A modular tire valve assembly (11) for a central tire inflation system (10) comprising a valve body (212) having only a first (66) and a second (72) fluid connection from the exterior to the interior thereof is provided. The first fluid connection comprises a first port connected to a selectively pressurized and exhausted conduit (52) and the second fluid connection comprises a second port connected to the interior pressurized chamber (74) of an inflatable tire (12). The assembly includes first valve means (220) responsive to pressurization and exhausting of said selectively pressurized and exhausted conduit to establish or block, respectively, fluid communication between said first and second ports and second valve means (280) responsive to pressurization in said interior tire chamber to maintain said first valve means in the closed position thereof if said interior tire chamber is pressurized below a predetermined reference pressure. The diaphragm valve means (220 and 280, respectively) are located at the interfaces of the first (202) and second (204) modules and of the second (204) and third (206) modules, respectively.
510583
Borden Ladner Gervais Llp
Corporation Eaton
LandOfFree
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