JPH03125812U - - Google Patents
Info
- Publication number
- JPH03125812U JPH03125812U JP1990035050U JP3505090U JPH03125812U JP H03125812 U JPH03125812 U JP H03125812U JP 1990035050 U JP1990035050 U JP 1990035050U JP 3505090 U JP3505090 U JP 3505090U JP H03125812 U JPH03125812 U JP H03125812U
- Authority
- JP
- Japan
- Prior art keywords
- rockfall protection
- valley side
- side support
- roof
- protection structure
- 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.)
- Granted
Links
- 239000004576 sand Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990035050U JP2501589Y2 (ja) | 1990-03-30 | 1990-03-30 | 落石防護構造物 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990035050U JP2501589Y2 (ja) | 1990-03-30 | 1990-03-30 | 落石防護構造物 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03125812U true JPH03125812U (cs) | 1991-12-19 |
| JP2501589Y2 JP2501589Y2 (ja) | 1996-06-19 |
Family
ID=31540070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990035050U Expired - Lifetime JP2501589Y2 (ja) | 1990-03-30 | 1990-03-30 | 落石防護構造物 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2501589Y2 (cs) |
-
1990
- 1990-03-30 JP JP1990035050U patent/JP2501589Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2501589Y2 (ja) | 1996-06-19 |
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