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在美国八缸福特汽车上,装置过全真空式分电器.这种分电器与上文(《全真空自动提前点火》)所述者大致相同,其改进之处仅在于化油器上多增加了一个火花控制阀,如图所示:
In the U.S. eight-cylinder Ford, a full-vacuum distributor was installed that is roughly the same as that described above (“full vacuum auto-ignition”) with the only improvement over the more carburetors A spark control valve, as shown: