SEALING APPARATUS OF ROLLING BEARING - HITACHI CONSTRUCTION MACHINERY

Title:

SEALING APPARATUS OF ROLLING BEARING

Document Type and Number:

Japanese Patent JP2005308091

Kind Code:

A

Abstract:

To provide a sealing apparatus of a rolling bearing for preventing a sealed lubricant from leaking.

The rolling bearing 1 has opposite surfaces 23, 33 that are extended in a direction for nearly orthogonally crossing the end face of the outer side and oppose each other, and comprises an inner ring 2 and an outer ring 3 that are arranged concentrically, and a rolling body 4 arranged between the respective opposite surfaces. The rolling bearing 1 has sealing members 5, 6 for shielding the rolling body. The sealing member comprises sealing base parts 50, 60 that are fixed on at least one opposing surface of the inner or outer ring; and lip sections 53, 63 that are extended from the seal base part between respective opposite surfaces and allow the tip to come into contact with the opposite surface at the other side for sealing a lubricant.

Inventors:

YAMAMOTO SHINOBU
UZAWA NOBUO
KURIHARA TAKESHI
IGAWA YUJI
SHIBUKAWA SOUSHI
SEKIDO SHINICHI
NAGATA TOMOHIRO

Application Number:

JP2004125686A

Publication Date:

November 04, 2005

Filing Date:

April 21, 2004

Export Citation:

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Assignee:

HITACHI CONSTRUCTION MACHINERY

International Classes:

F16C19/10; F16C33/78; E02F9/12; (IPC1-7): F16C33/78; E02F9/12; F16C19/10

Attorney, Agent or Firm:

Koji Nagato
Junichi Yamanaka

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