JPH0322599Y2 - - Google Patents
Info
- Publication number
- JPH0322599Y2 JPH0322599Y2 JP1986202949U JP20294986U JPH0322599Y2 JP H0322599 Y2 JPH0322599 Y2 JP H0322599Y2 JP 1986202949 U JP1986202949 U JP 1986202949U JP 20294986 U JP20294986 U JP 20294986U JP H0322599 Y2 JPH0322599 Y2 JP H0322599Y2
- Authority
- JP
- Japan
- Prior art keywords
- main body
- lead
- reed
- sheet member
- ventilation hole
- 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
- 235000014676 Phragmites communis Nutrition 0.000 claims description 20
- 238000009423 ventilation Methods 0.000 claims description 12
- 239000013013 elastic material Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000000746 purification Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Check Valves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986202949U JPH0322599Y2 (US20020095090A1-20020718-M00002.png) | 1986-12-27 | 1986-12-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986202949U JPH0322599Y2 (US20020095090A1-20020718-M00002.png) | 1986-12-27 | 1986-12-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63106969U JPS63106969U (US20020095090A1-20020718-M00002.png) | 1988-07-11 |
JPH0322599Y2 true JPH0322599Y2 (US20020095090A1-20020718-M00002.png) | 1991-05-16 |
Family
ID=31167813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986202949U Expired JPH0322599Y2 (US20020095090A1-20020718-M00002.png) | 1986-12-27 | 1986-12-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0322599Y2 (US20020095090A1-20020718-M00002.png) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5649016U (US20020095090A1-20020718-M00002.png) * | 1980-09-03 | 1981-05-01 | ||
JPS594203U (ja) * | 1982-06-30 | 1984-01-12 | 桜田 太吉 | 農業用水田植代時水平田均し |
-
1986
- 1986-12-27 JP JP1986202949U patent/JPH0322599Y2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5649016U (US20020095090A1-20020718-M00002.png) * | 1980-09-03 | 1981-05-01 | ||
JPS594203U (ja) * | 1982-06-30 | 1984-01-12 | 桜田 太吉 | 農業用水田植代時水平田均し |
Also Published As
Publication number | Publication date |
---|---|
JPS63106969U (US20020095090A1-20020718-M00002.png) | 1988-07-11 |