Engine synchronizer

Details Engine synchronizer Engine synchronizer

2008-04-18

2011-10-11

Wolfe, Jr., Willis (Department: 3747)

Data processing: vehicles, navigation, and relative location

Vehicle control, guidance, operation, or indication

With indicator or control of power plant

C123S336000, C123S399000, C123S400000, C123S403000, C123S442000, C060S700000, C060S702000

Reexamination Certificate

active

08036809

ABSTRACT:
Engine synchronization apparatus and system for multi-engine vehicles such as boats and aircraft providing limited authority throttle cable trim effected by an apparatus interposed between the throttle plate and throttle cable of a slave engine and mounted in a floating configuration. An actuator is mounted to the apparatus to trim the distance between the throttle plate and throttle cable attachment thereby trimming the throttle cable. A system is provided in which a difference signal derived from master and slave engine tachometer signals is used to control the actuator and synchronize the engines within a predetermined range.

REFERENCES:
patent: 3258927 (1966-07-01), Herbert
patent: 3367110 (1968-02-01), Leeson, Jr.
patent: 3986363 (1976-10-01), Beaman et al.
patent: 4435961 (1984-03-01), Stewart
patent: 4479357 (1984-10-01), Stewart
patent: 4586341 (1986-05-01), Kobus
patent: 4741165 (1988-05-01), Kobus
patent: 4964276 (1990-10-01), Sturdy
patent: 7530865 (2009-05-01), Kado et al.

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