HYDRAULICALLY DRIVEN CAR - ASAHI TSUSHO KK

Title:

HYDRAULICALLY DRIVEN CAR

Document Type and Number:

WIPO Patent Application WO/2002/040899

Kind Code:

A1

Abstract:

A hydraulically driven car, comprising a hydraulic pump (10) driven by an engine (E) and a hydraulic motor (30) rotatable in forward and reverse directions to drive a wheel (31) and a hydraulic circuit (50) circulatingly connecting the hydraulic motor (30) to the hydraulic pump (10), wherein the input shaft of the hydraulic pump (10) is coupled directly to the clutch shaft (C) of the engine (E), a flow control valve (60) is provided between the hydraulic pump (10) and the hydraulic motor (30), and the flow control valve (60) has a first switching position for returning the oil fed from the hydraulic pump (10) to the hydraulic pump (10), a second switching position for feeding the oil fed from the hydraulic pump (10) to the suction port of the hydraulic motor (30), and a third switching position for feeding the oil from the hydraulic pump (10) to the delivery port of the hydraulic motor (30).

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Inventors:

KUMON SHIGETOMI (JP)

Application Number:

PCT/JP2001/000279

Publication Date:

May 23, 2002

Filing Date:

January 17, 2001

Export Citation:

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Assignee:

ASAHI TSUSHO KK (JP)
KUMON SHIGETOMI (JP)

International Classes:

B60K7/00; B60K17/10; B60K17/356; F15B11/16; F15B13/04; F16H61/40; F16H61/4035; F16H61/4061; F16H61/444; F16K11/02; F16K11/076; (IPC1-7): F16H61/40; F15B11/02

Foreign References:

JPS567147U	1981-01-22
JPS46250Y1	1971-01-07
JPH1112521Y1
JPH0137363C2
JP2006011415Y1

Other References: