JPH0440897Y2 - - Google Patents
Info
- Publication number
- JPH0440897Y2 JPH0440897Y2 JP7168888U JP7168888U JPH0440897Y2 JP H0440897 Y2 JPH0440897 Y2 JP H0440897Y2 JP 7168888 U JP7168888 U JP 7168888U JP 7168888 U JP7168888 U JP 7168888U JP H0440897 Y2 JPH0440897 Y2 JP H0440897Y2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- backflow prevention
- screw
- screw head
- ring
- 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
- 239000011347 resin Substances 0.000 claims description 55
- 229920005989 resin Polymers 0.000 claims description 55
- 230000002265 prevention Effects 0.000 claims description 48
- 238000007789 sealing Methods 0.000 claims description 17
- 238000001746 injection moulding Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 102100027340 Slit homolog 2 protein Human genes 0.000 description 1
- 101710133576 Slit homolog 2 protein Proteins 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7168888U JPH0440897Y2 (US06174465-20010116-C00003.png) | 1988-06-01 | 1988-06-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7168888U JPH0440897Y2 (US06174465-20010116-C00003.png) | 1988-06-01 | 1988-06-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01175809U JPH01175809U (US06174465-20010116-C00003.png) | 1989-12-14 |
| JPH0440897Y2 true JPH0440897Y2 (US06174465-20010116-C00003.png) | 1992-09-25 |
Family
ID=31296883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7168888U Expired JPH0440897Y2 (US06174465-20010116-C00003.png) | 1988-06-01 | 1988-06-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0440897Y2 (US06174465-20010116-C00003.png) |
-
1988
- 1988-06-01 JP JP7168888U patent/JPH0440897Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01175809U (US06174465-20010116-C00003.png) | 1989-12-14 |
