Title:
VIBRATION CONTROL EQUIPMENT
Document Type and Number:
WIPO Patent Application WO/2003/091597
Kind Code:
A1
Abstract:
A vibration control equipment in which manufacturing cost can be reduced. A space sectioned by an elastic member (18) and a partitioning member (28) constitutes a main liquid chamber (30). A check valve (34) is provided to allow inflow of liquid only from the main liquid chamber (30) side through a through hole (24A) in an upper member (24) constituting the upper part of the partitioning member (28). In an annular rib (24B) of the upper member (24), a plunger (36) is disposed to be fitted slidably on the inner wall face of the annular rib (24B). A coil spring (38) for urging the plunger (36) upward is disposed between the plunger (36) and the central part of the bottom face of a lower member (26) constituting the lower part of the partitioning member (28).
Inventors:
UEKI AKIRA (JP)
Application Number:
PCT/JP2003/005234
Publication Date:
November 06, 2003
Filing Date:
April 24, 2003
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
UEKI AKIRA (JP)
UEKI AKIRA (JP)
International Classes:
F16F13/10; F16F13/26; (IPC1-7): F16F13/26
Foreign References:
| JPS6073147A | 1985-04-25 | |||
| JPS60227032A | 1985-11-12 | |||
| JPH01193425A | 1989-08-03 | |||
| JPH02119540U | 1990-09-26 | |||
| JPS63152936U | 1988-10-06 |
Other References:
See also references of EP 1498637A4
Attorney, Agent or Firm:
Nakajima, Jun (NAKAJIMA & KATO Seventh Floor, HK-Shinjuku
Bldg., 3-17, Shinjuku 4-chom, Shinjuku-ku Tokyo, JP)
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