GREASE FILLING DEVICE FOR ELECTRIC MOTOR - TOKAI RYOKAKU TETSUDO KK

Title:

GREASE FILLING DEVICE FOR ELECTRIC MOTOR

Document Type and Number:

WIPO Patent Application WO/1999/047849

Kind Code:

A1

Abstract:

A grease fed into a metering pressure feeder (22) from a grease tank (10) is accurately weighed to be fed into an injection cylinder (30) and the entire grease in the injection cylinder (30) is injected from a nozzle (34). The nozzle (34) can advance toward an electric motor (60) so as to, bring a first packing (50) and a second packing (52) at a front (34a) of the nozzle (34) into close contact with an outer ring (66a) and an inner ring (66b) of a bearing (66), respectively. When in this state the grease is injected from an injection hole (34b), it is forced into the working space of rolling elements (66c) of the bearing (66) and filled into a grease pocket (68).

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Inventors:

ICHIKAWA HACHIRO (JP)
KATAGIRI MASATOSHI (JP)
YOSHIKAWA KEIZO (JP)
UCHIDA MITSUNORI (JP)
HORIE KOICHI (JP)

Application Number:

PCT/JP1998/001104

Publication Date:

September 23, 1999

Filing Date:

March 16, 1998

Export Citation:

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Assignee:

TOKAI RYOKAKU TETSUDO KK (JP)
ICHIKAWA HACHIRO (JP)
KATAGIRI MASATOSHI (JP)
YOSHIKAWA KEIZO (JP)
UCHIDA MITSUNORI (JP)
HORIE KOICHI (JP)

International Classes:

F16C1/24; F16N11/00; F16N11/08; (IPC1-7): F16N11/00

Foreign References:

JPS5266130A	1977-06-01
JPH0337497A	1991-02-18
JPS63168397U	1988-11-02

Other References: