JPH0439365Y2 - - Google Patents
Info
- Publication number
- JPH0439365Y2 JPH0439365Y2 JP2199187U JP2199187U JPH0439365Y2 JP H0439365 Y2 JPH0439365 Y2 JP H0439365Y2 JP 2199187 U JP2199187 U JP 2199187U JP 2199187 U JP2199187 U JP 2199187U JP H0439365 Y2 JPH0439365 Y2 JP H0439365Y2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- ceramic
- grinding process
- cap
- grinding
- 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.)
- Expired
Links
- 238000000227 grinding Methods 0.000 claims description 20
- 229910010293 ceramic material Inorganic materials 0.000 claims description 9
- 239000000919 ceramic Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 description 16
- 238000005452 bending Methods 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
Landscapes
- Lift Valve (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2199187U JPH0439365Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-02-19 | 1987-02-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2199187U JPH0439365Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-02-19 | 1987-02-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63130605U JPS63130605U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-08-26 |
| JPH0439365Y2 true JPH0439365Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-09-16 |
Family
ID=30818944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2199187U Expired JPH0439365Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-02-19 | 1987-02-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0439365Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1987
- 1987-02-19 JP JP2199187U patent/JPH0439365Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63130605U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-08-26 |