FR2254686B3 - - Google Patents
Info
- Publication number
- FR2254686B3 FR2254686B3 FR7440491A FR7440491A FR2254686B3 FR 2254686 B3 FR2254686 B3 FR 2254686B3 FR 7440491 A FR7440491 A FR 7440491A FR 7440491 A FR7440491 A FR 7440491A FR 2254686 B3 FR2254686 B3 FR 2254686B3
- Authority
- FR
- France
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/08—Dredgers; Soil-shifting machines mechanically-driven with digging elements on an endless chain
- E02F3/083—Dredgers; Soil-shifting machines mechanically-driven with digging elements on an endless chain including a screw-type conveyor for transporting the excavated material
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/08—Dredgers; Soil-shifting machines mechanically-driven with digging elements on an endless chain
- E02F3/10—Dredgers; Soil-shifting machines mechanically-driven with digging elements on an endless chain with tools that only loosen the material, i.e. with cutter-type chains
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/14—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Earth Drilling (AREA)
- Harvesting Machines For Root Crops (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7317071A NL7317071A (en) | 1973-12-13 | 1973-12-13 | SLOT EXCAVATOR. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2254686A1 FR2254686A1 (en) | 1975-07-11 |
| FR2254686B3 true FR2254686B3 (en) | 1977-09-02 |
Family
ID=19820196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7440491A Expired FR2254686B3 (en) | 1973-12-13 | 1974-12-10 |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE822363A (en) |
| DE (1) | DE2453079A1 (en) |
| ES (1) | ES432779A1 (en) |
| FR (1) | FR2254686B3 (en) |
| GB (1) | GB1469939A (en) |
| IE (1) | IE40468B1 (en) |
| IT (1) | IT1027061B (en) |
| NL (1) | NL7317071A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4322899A (en) * | 1980-05-09 | 1982-04-06 | Midmark Corporation | Self-propelled, non-riding trenching machine with a steering mechanism |
| CN109094737B (en) * | 2018-09-13 | 2024-04-19 | 南通鹏瑞海工科技有限公司 | R6-level mooring chain underwater chain guide |
| CN114251097B (en) * | 2021-11-30 | 2023-12-22 | 中信重工机械股份有限公司 | Pipeline conveying device for vertical shaft heading machine |
-
1973
- 1973-12-13 NL NL7317071A patent/NL7317071A/en not_active Application Discontinuation
-
1974
- 1974-11-08 DE DE19742453079 patent/DE2453079A1/en not_active Withdrawn
- 1974-11-19 BE BE150654A patent/BE822363A/en unknown
- 1974-12-04 ES ES432779A patent/ES432779A1/en not_active Expired
- 1974-12-06 GB GB5279474A patent/GB1469939A/en not_active Expired
- 1974-12-10 FR FR7440491A patent/FR2254686B3/fr not_active Expired
- 1974-12-10 IE IE254074A patent/IE40468B1/en unknown
- 1974-12-12 IT IT7061574A patent/IT1027061B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| BE822363A (en) | 1975-03-14 |
| IT1027061B (en) | 1978-11-20 |
| DE2453079A1 (en) | 1975-07-03 |
| IE40468L (en) | 1975-06-13 |
| NL7317071A (en) | 1975-06-17 |
| FR2254686A1 (en) | 1975-07-11 |
| ES432779A1 (en) | 1976-12-01 |
| IE40468B1 (en) | 1979-06-06 |
| GB1469939A (en) | 1977-04-06 |