Internal-combustion engines – Charge forming device – Injection or carburetion system having a series of throttle...
Reexamination Certificate
2005-09-20
2005-09-20
Dolinar, Andrew M. (Department: 3747)
Internal-combustion engines
Charge forming device
Injection or carburetion system having a series of throttle...
C123S527000
Reexamination Certificate
active
06945231
ABSTRACT:
In a fuel gas mixer1including a throttle valve4provided in an air intake passage2connected to an engine for opening and closing the air intake passage2and a fuel gas supply passage6connected to the air intake passage2upstream of the throttle valve4. A fuel gas control valve5is provided in the air intake passage2upstream of the connecting part of the fuel gas supply passage6for opening and closing the air intake passage2, and a fuel gas control value controlling means11is provided for varying the degree of the opening of the fuel gas control value5depending upon the operating state of the engine.
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Dolinar Andrew M.
Harris Katrina
Knobbe Martens Olson & Bear LLP
Yamaha Hatsudoki Kabushiki Kaisha
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