Claims
- 1. A rubber vibration isolator comprising: an inner sleeve, an annular rubber elastomer, an annular metal ring body and a metal outer sleeve; said annular rubber elastomer being inserted between said inner sleeve and said annular ring body and integrally bonded to both said inner sleeve and said annular ring body, said rubber elastomer provided at its outer circumference with plural recesses separated from each other by said rubber elastomer, and said annular ring body being fitted into said outer sleeve so as to form a metal contact therebetween and being provided with plural holes corresponding to said recesses and with fine grooves formed in the outer periphery thereof by cutting to define restricted passages together with the inner surface of said outer sleeve establishing communication between said holes and between said recesses, and said recesses, holes and fine grooves being filled with an incompressible liquid.
Priority Claims (2)
Number |
Date |
Country |
Kind |
55-84773 |
Jun 1980 |
JPX |
|
55-94565 |
Jul 1980 |
JPX |
|
Parent Case Info
This is a continuation of application of Ser. No. 274,568, filed June 17, 1981 now U.S. Pat. No. 4,424,960.
US Referenced Citations (12)
Foreign Referenced Citations (6)
Number |
Date |
Country |
9120 |
Jul 1982 |
EPX |
2639452 |
Mar 1978 |
DEX |
2948408 |
Jun 1981 |
DEX |
2394715 |
Jan 1979 |
FRX |
2033534 |
May 1980 |
GBX |
2041485 |
Aug 1980 |
GBX |
Continuations (1)
|
Number |
Date |
Country |
Parent |
274568 |
Jun 1981 |
|