FIELD: transport engineering; steering hydraulic boosters. SUBSTANCE: rotary valve has faces on drive shaft groove edges which form control edge in combination with axially stretching chutes. Faces and chutes on edges of grooves engage with slots of bushing. EFFECT: reduced hissing noise and provision of linearization of valve amplification characteristic curve. 11 cl, 14 dwg
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Authors
Dates
1997-10-20—Published
1993-01-15—Filed