IT1274215B - Manhole cover, trapdoor and grill for street use or otherwise, vertically adjustable by 70 millimetres or more, pivoting through 360 degrees with angle of inclination of +/- 4 percent or more - Google Patents
Manhole cover, trapdoor and grill for street use or otherwise, vertically adjustable by 70 millimetres or more, pivoting through 360 degrees with angle of inclination of +/- 4 percent or moreInfo
- Publication number
- IT1274215B IT1274215B ITTN940005A ITTN940005A IT1274215B IT 1274215 B IT1274215 B IT 1274215B IT TN940005 A ITTN940005 A IT TN940005A IT TN940005 A ITTN940005 A IT TN940005A IT 1274215 B IT1274215 B IT 1274215B
- Authority
- IT
- Italy
- Prior art keywords
- manhole cover
- trapdoor
- millimetres
- grill
- pivoting
- Prior art date
Links
- 230000000750 progressive effect Effects 0.000 abstract 1
Landscapes
- Legs For Furniture In General (AREA)
- Road Paving Structures (AREA)
- Catching Or Destruction (AREA)
Abstract
The subject of the invention is a manhole cover with substantial innovative aspects, including progressive adjustment (upward, downward, sloping), lightweight, explosion-proof, dielectric, with easily replaceable wearing surface. <IMAGE>
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTN940005A IT1274215B (en) | 1994-05-03 | 1994-05-03 | Manhole cover, trapdoor and grill for street use or otherwise, vertically adjustable by 70 millimetres or more, pivoting through 360 degrees with angle of inclination of +/- 4 percent or more |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTN940005A IT1274215B (en) | 1994-05-03 | 1994-05-03 | Manhole cover, trapdoor and grill for street use or otherwise, vertically adjustable by 70 millimetres or more, pivoting through 360 degrees with angle of inclination of +/- 4 percent or more |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTN940005A0 ITTN940005A0 (en) | 1994-05-03 |
ITTN940005A1 ITTN940005A1 (en) | 1995-11-03 |
IT1274215B true IT1274215B (en) | 1997-07-15 |
Family
ID=11408586
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTN940005A IT1274215B (en) | 1994-05-03 | 1994-05-03 | Manhole cover, trapdoor and grill for street use or otherwise, vertically adjustable by 70 millimetres or more, pivoting through 360 degrees with angle of inclination of +/- 4 percent or more |
Country Status (1)
Country | Link |
---|---|
IT (1) | IT1274215B (en) |
-
1994
- 1994-05-03 IT ITTN940005A patent/IT1274215B/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
ITTN940005A1 (en) | 1995-11-03 |
ITTN940005A0 (en) | 1994-05-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |