Power steering attenuation hose construction and method of makin

Details Power steering attenuation hose construction and method of makin Power steering attenuation hose construction and method of makin

1996-05-24

1998-03-17

Dang, Khanh

Acoustics

Sound-modifying means

Muffler, fluid conducting type

138 30, F16K 4702

Patent

active

057289816

ABSTRACT:
A power steering attenuation hose construction and method of making the same are provided, the hose construction comprising an outer flexible hose unit having an inlet end and an outlet end, a restrictor unit disposed in the outer hose unit and dividing the interior of the outer hose unit into an inlet chamber and an outlet chamber interconnected by the restrictor unit, a first flexible tuning cable unit being interconnected to the inlet end and being disposed in the inlet chamber, and a second flexible tuning cable unit being interconnected to the restrictor unit and being disposed in the outlet chamber, each of the tuning cable units having an open outlet end spaced from the outlet end of its respective chamber, the ratio of the effective length of the first tuning cable unit to the effective length of the second tuning cable being approximately 3 to 2 or higher.

REFERENCES:
patent: 3323305 (1967-06-01), Klees
patent: 5094271 (1992-03-01), Fritz et al.
patent: 5475976 (1995-12-01), Phillips
patent: 5495711 (1996-03-01), Kalkman et al.

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