BE736488A - - Google Patents
Info
- Publication number
- BE736488A BE736488A BE736488DA BE736488A BE 736488 A BE736488 A BE 736488A BE 736488D A BE736488D A BE 736488DA BE 736488 A BE736488 A BE 736488A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/14—Grabs opened or closed by driving motors thereon
-
- 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
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
- E02F3/413—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device
- E02F3/4135—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device with grabs mounted directly on a boom
-
- 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
- E02F3/46—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor
- E02F3/47—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor with grab buckets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
- Load-Engaging Elements For Cranes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2288068 | 1968-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE736488A true BE736488A (de) | 1969-12-31 |
Family
ID=11201480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE736488D BE736488A (de) | 1968-10-23 | 1969-07-24 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3640353A (de) |
| AT (1) | AT303635B (de) |
| BE (1) | BE736488A (de) |
| CH (1) | CH514039A (de) |
| DE (1) | DE1952116A1 (de) |
| ES (1) | ES370671A1 (de) |
| FR (1) | FR2021338A1 (de) |
| GB (1) | GB1200575A (de) |
| LU (1) | LU59179A1 (de) |
| NL (1) | NL6915710A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1216936A (en) * | 1967-12-23 | 1970-12-23 | Orenstein & Koppel Ag | Machines for digging deep narrow trenches |
| US4106225A (en) * | 1977-03-07 | 1978-08-15 | Schnabel Foundation Company | Method and apparatus for excavating underpinning holes |
| DE3805868A1 (de) * | 1988-02-25 | 1989-09-07 | Hochtief Ag Hoch Tiefbauten | Seilgefuehrter schlitzwandgreifer |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1618294A (en) * | 1926-03-30 | 1927-02-22 | Olson Joseph | Underreamer |
| US2203246A (en) * | 1938-11-01 | 1940-06-04 | Estate Of Emil H Zum Berge | Underreamer |
| US2499508A (en) * | 1948-10-15 | 1950-03-07 | Ilmar J Karhu | Well digger |
| US2645458A (en) * | 1950-07-29 | 1953-07-14 | Yost Merrill | Hole boring rig |
| US3113629A (en) * | 1960-11-29 | 1963-12-10 | Benoto Sa | Boring apparatus whose opening is adjustable |
| US3194329A (en) * | 1964-06-11 | 1965-07-13 | Calweld Inc | Hydraulic grab bucket |
-
1969
- 1969-01-16 US US791701*A patent/US3640353A/en not_active Expired - Lifetime
- 1969-04-17 GB GB19739/69A patent/GB1200575A/en not_active Expired
- 1969-07-23 ES ES370671A patent/ES370671A1/es not_active Expired
- 1969-07-24 BE BE736488D patent/BE736488A/xx unknown
- 1969-07-28 LU LU59179D patent/LU59179A1/xx unknown
- 1969-10-13 CH CH1535269A patent/CH514039A/de not_active IP Right Cessation
- 1969-10-14 FR FR6935116A patent/FR2021338A1/fr not_active Withdrawn
- 1969-10-16 DE DE19691952116 patent/DE1952116A1/de active Pending
- 1969-10-16 NL NL6915710A patent/NL6915710A/xx unknown
- 1969-10-21 AT AT991169A patent/AT303635B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1200575A (en) | 1970-07-29 |
| CH514039A (de) | 1971-10-15 |
| US3640353A (en) | 1972-02-08 |
| DE1952116A1 (de) | 1970-05-21 |
| FR2021338A1 (de) | 1970-07-24 |
| LU59179A1 (de) | 1969-12-05 |
| NL6915710A (de) | 1970-04-27 |
| AT303635B (de) | 1972-12-11 |
| ES370671A1 (es) | 1971-11-01 |