Title:
LIQUID-FILLED BUSHING
Document Type and Number:
WIPO Patent Application WO/2016/051956
Kind Code:
A1
Abstract:
This liquid-filled bushing (1) is provided with an inner cylinder (11) and an outer member (12). The outer member (12) is provided with an orifice part (13) which, along with the inner cylinder (11), demarcates a pair of liquid chambers, and which has, formed therein, an orifice passage (24) connecting the liquid chambers. An elastic body (14) is provided which elastically couples the orifice part (13) and the inner cylinder (11). The pair of liquid chambers are respectively disposed at either side so as to sandwich the inner cylinder (11). The inner cylinder (11) has, formed thereon, first protrusions (11a) which protrude radially outward, and which are fitted into the elastic body. The orifice part (13) has, formed thereon, second protrusions (28) which protrude radially inward, and which are fitted into the elastic body (14). The first protrusions (11a) and the second protrusions (28) are disposed between the pair of liquid chambers which are adjacent in the peripheral direction, such that the positions thereof in the peripheral direction correspond, and the positions thereof in the central axis direction differ.
Inventors:
KOJIMA HIROSHI (JP)
EBARA TORU (JP)
EBARA TORU (JP)
Application Number:
PCT/JP2015/072349
Publication Date:
April 07, 2016
Filing Date:
August 06, 2015
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
F16F13/16; F16F13/14
Foreign References:
| JPH1130267A | 1999-02-02 | |||
| JPH07158688A | 1995-06-20 |
Other References:
See also references of EP 3203107A4
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
Masatake Shiga (JP)
Masatake Shiga (JP)
Download PDF: