William D Luffy, Age 7238232 29Th St, Phoenix, AZ 85086

William Luffy Phones & Addresses

38232 29Th St, Phoenix, AZ 85086 (623) 465-5720

38232 29Th Ave, Phoenix, AZ 85086 (623) 465-5720

1425 Hammond Ln, Phoenix, AZ 85034

New River, AZ

4231 Avenida Del Sol, Glendale, AZ 85310 (623) 582-0075

Sun City West, AZ

Santa Rita, AZ

Costa Mesa, CA

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Mentions for William D Luffy

Publications & IP owners

Us Patents

Dual Shut-Off Valve For Two-Cycle Engines

US Patent:
6886508, May 3, 2005
Filed:
Aug 15, 2002
Appl. No.:
10/222565
Inventors:
William D. Luffy - Phoenix AZ, US
International Classification:
F16K011/087
US Classification:
123 73AD, 123198 B, 137 1, 137595
Abstract:
A dual shut-off valve includes a valve body having a first inlet passage for communicating with the fuel supply line, a second inlet passage for communicating with the oil supply line, a first outlet passage and a second outlet passage. A first valve ball has a center passage and is rotatable between a first valve open position and a first valve closed position. A second valve ball has a center passage and is rotatable between a second valve open position and a second valve closed position. A shaft is coupled between the first valve ball and the second valve ball for rotating the first valve ball between the first valve open and closed positions and simultaneously rotating the second valve ball between the second valve open and closed positions. A handle can be used to rotate the shaft.

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