JPH01180013U - - Google Patents
Info
- Publication number
- JPH01180013U JPH01180013U JP7759288U JP7759288U JPH01180013U JP H01180013 U JPH01180013 U JP H01180013U JP 7759288 U JP7759288 U JP 7759288U JP 7759288 U JP7759288 U JP 7759288U JP H01180013 U JPH01180013 U JP H01180013U
- Authority
- JP
- Japan
- Prior art keywords
- spherical concave
- concave surface
- convex surface
- cylindrical member
- spherical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000000428 dust Substances 0.000 description 1
Landscapes
- Pivots And Pivotal Connections (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7759288U JPH01180013U (sv) | 1988-06-11 | 1988-06-11 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7759288U JPH01180013U (sv) | 1988-06-11 | 1988-06-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01180013U true JPH01180013U (sv) | 1989-12-25 |
Family
ID=31302569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7759288U Pending JPH01180013U (sv) | 1988-06-11 | 1988-06-11 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01180013U (sv) |
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1988
- 1988-06-11 JP JP7759288U patent/JPH01180013U/ja active Pending