Throttle valve opening sensor

Details Throttle valve opening sensor Throttle valve opening sensor

1986-11-20

1987-12-29

Myracle, Jerry W.

Measuring and testing

Simulating operating condition

Marine

73431, 338199, G01D 1124

Patent

active

047152206

ABSTRACT:
In a throttle valve opening sensor including a substrate provided with a throttle valve opening detecting portion, a rotor adapted to be rotated in association with rotation of a throttle valve, a housing for rotatably supporting the rotor and incorporating the substrate, a packing mounted in the housing for sealing the substrate, and a contact mounted on the rotor and adapted to slide on the opening detecting portion; the improvement comprises a substrate pressing portion formed at the packing for inwardly pressing the substrate, an O-ring projecting portion formed at the packing on the outer peripheral side of the substrate pressing portion and tightly contacting with the housing, and a cover provided outside the packing for inwardly pressing the substrate pressing portion and the projecting portion of the packing.

REFERENCES:
patent: 3795148 (1974-03-01), Luich
patent: 3809830 (1974-05-01), Lockard et al.
patent: 4117444 (1978-09-01), Hildreth et al.
patent: 4626823 (1986-12-01), Smith

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