SLIP PREVENTION PARTICLE INJECTION DEVICE - RAILWAY TECHNICAL RES INST

Title:

SLIP PREVENTION PARTICLE INJECTION DEVICE

Document Type and Number:

WIPO Patent Application WO/2001/068432

Kind Code:

A1

Abstract:

A particle injection device for preventing the slip of the wheels of a rolling stock capable of solving such problems that the amount of injection of slip prevention particles is not increased largely, a specified injection pressure cannot be obtained when the injection amount is adjusted to an appropriate amount, and particles cannot be injected to a target position, comprising an air circulating pipe (5) installed inside a particle storage tank (1), an air feed pipe (17) connected to the air circulating pipe (5), an air inflow pipe (6) installed inside the tank (1) near the inlet side of the air circulating pipe (5), and an air discharge pipe (18) provided near the outlet side of the air circulating pipe (5), wherein these air inflow pipe (6) and air discharge pipe (18) are connected to the air circulating pipe (5) and one end of each of the pipes is opened to the inside of the tank (1), a narrow air path part (9) and a mixing chamber (15) are provided in the air circulating pipe (5) and a particle inlet hole (16) is provided in the mixing chamber (15), and an injection pipe (21) injecting the mixed fluid formed of the slip prevention particles and compressed air is provided on the outlet side of the air circulating pipe (5).

Inventors:

OHNO KAORU (JP)
MATSUOKA KOSUKE (JP)
WATANABE KOUZOU (JP)

Application Number:

PCT/JP2001/001996

Publication Date:

September 20, 2001

Filing Date:

March 14, 2001

Export Citation:

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Assignee:

RAILWAY TECHNICAL RES INST (JP)
NICCHU CO LTD (JP)
OHNO KAORU (JP)
MATSUOKA KOSUKE (JP)
WATANABE KOUZOU (JP)

International Classes:

B61C15/10; (IPC1-7): B61C15/10

Foreign References:

JPH04310464A	1992-11-02
JPS58202103A	1983-11-25

Other References: