JPS4957650A - - Google Patents
Info
- Publication number
- JPS4957650A JPS4957650A JP48072969A JP7296973A JPS4957650A JP S4957650 A JPS4957650 A JP S4957650A JP 48072969 A JP48072969 A JP 48072969A JP 7296973 A JP7296973 A JP 7296973A JP S4957650 A JPS4957650 A JP S4957650A
- Authority
- JP
- Japan
- 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
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
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/92—Digging elements, e.g. suction heads
- E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
- E02F3/9225—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel with rotating cutting elements
- E02F3/9231—Suction wheels with axis of rotation parallel to longitudinal axis of the suction pipe
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Sawing (AREA)
- Crushing And Pulverization Processes (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Joints Allowing Movement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL727209255A NL145008B (nl) | 1972-06-30 | 1972-06-30 | Snijkop voor een cutterzuiger. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4957650A true JPS4957650A (ja) | 1974-06-04 |
| JPS564691B2 JPS564691B2 (ja) | 1981-01-31 |
Family
ID=19816444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7296973A Expired JPS564691B2 (ja) | 1972-06-30 | 1973-06-29 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3877159A (ja) |
| JP (1) | JPS564691B2 (ja) |
| AR (1) | AR196941A1 (ja) |
| AU (1) | AU476630B2 (ja) |
| BE (1) | BE801763A (ja) |
| BR (1) | BR7304877D0 (ja) |
| ES (1) | ES416489A1 (ja) |
| FR (1) | FR2190986B1 (ja) |
| GB (1) | GB1405581A (ja) |
| IT (1) | IT990796B (ja) |
| NL (1) | NL145008B (ja) |
| SE (1) | SE398903B (ja) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4052801A (en) * | 1976-04-28 | 1977-10-11 | Smith Leward N | Dredging system and methods of dredging |
| NL166747C (nl) * | 1976-06-23 | 1981-09-15 | Konijn Machinebouw Nv | Inrichting voor het loswoelen en afvoeren van grond- lagen. |
| US4246971A (en) * | 1977-11-22 | 1981-01-27 | Ralph Mckay Limited | Tillage discs |
| DE2966837D1 (en) * | 1979-11-15 | 1984-04-26 | Ballast Nedam Groep Nv | A method of dredging and dredging implement |
| JPH03213681A (ja) * | 1990-01-17 | 1991-09-19 | Mitsubishi Heavy Ind Ltd | 密閉型圧縮機 |
| GB2483927A (en) * | 2010-09-24 | 2012-03-28 | Basement Masters Ltd | Hand operable excavator with frame for lateral excavation |
| US9017147B2 (en) * | 2011-04-19 | 2015-04-28 | Siemens Energy, Inc. | Surface sample collection tool |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US126655A (en) * | 1872-05-14 | Improvement in plow-colters | ||
| US1274927A (en) * | 1918-05-18 | 1918-08-06 | James Edward Moon | Shovel. |
| US1705428A (en) * | 1926-12-09 | 1929-03-12 | William H Twiford | Dredging apparatus |
| US1769999A (en) * | 1928-03-20 | 1930-07-08 | Johnson Edwin Samuel | Dredging machine |
| US2542474A (en) * | 1949-03-08 | 1951-02-20 | Burchett Roy | Terracing machine |
-
1972
- 1972-06-30 NL NL727209255A patent/NL145008B/xx not_active IP Right Cessation
-
1973
- 1973-06-19 SE SE7308587A patent/SE398903B/xx unknown
- 1973-06-20 US US371926A patent/US3877159A/en not_active Expired - Lifetime
- 1973-06-26 AU AU57349/73A patent/AU476630B2/en not_active Expired
- 1973-06-27 GB GB3052573A patent/GB1405581A/en not_active Expired
- 1973-06-28 IT IT26004/73A patent/IT990796B/it active
- 1973-06-29 JP JP7296973A patent/JPS564691B2/ja not_active Expired
- 1973-06-29 BE BE133003A patent/BE801763A/xx unknown
- 1973-06-29 AR AR248833A patent/AR196941A1/es active
- 1973-06-29 BR BR4877/73A patent/BR7304877D0/pt unknown
- 1973-06-29 FR FR7323865A patent/FR2190986B1/fr not_active Expired
- 1973-06-30 ES ES416489A patent/ES416489A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES416489A1 (es) | 1976-03-01 |
| JPS564691B2 (ja) | 1981-01-31 |
| US3877159A (en) | 1975-04-15 |
| DE2331651A1 (de) | 1974-01-17 |
| BE801763A (fr) | 1973-10-15 |
| NL7209255A (ja) | 1974-01-02 |
| IT990796B (it) | 1975-07-10 |
| AR196941A1 (es) | 1974-02-28 |
| BR7304877D0 (pt) | 1974-09-05 |
| NL145008B (nl) | 1975-02-17 |
| FR2190986A1 (ja) | 1974-02-01 |
| SE398903B (sv) | 1978-01-23 |
| DE2331651B2 (de) | 1976-06-16 |
| FR2190986B1 (ja) | 1980-06-27 |
| AU5734973A (en) | 1975-01-09 |
| GB1405581A (en) | 1975-09-10 |
| AU476630B2 (en) | 1976-09-30 |