Throttle assembly

Details Throttle assembly Throttle assembly

1987-10-02

1989-05-09

Argenbright, Tony M.

Internal-combustion engines

Engine speed regulator

Having plural throttle valve structure

123361, F02D 910

Patent

active

048278840

ABSTRACT:
A throttle assembly (10) for an engine comprising: a primary throttle plate (16) rotatably mounted on a first shaft (18); linkage (22) for rotating the first shaft (18) in response to operator demand; a second throttle plate (42) received within a cut-out (30) formed in the first throttle plate and rotatably mounted relative to the first shaft; and an actuator (50) for rotating the second throttle plate relative to the first throttle plate to adjust the flow area of a second flow passage formed between the first and second throttle plates.

REFERENCES:
patent: 3866583 (1975-02-01), Pundt et al.
patent: 4084558 (1978-04-01), Hattori et al.
patent: 4158352 (1979-06-01), Blatter
patent: 4408581 (1983-10-01), Pfalzgraf et al.

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