BE769275Q - UPGRADES TO CLAIMS - Google Patents
UPGRADES TO CLAIMSInfo
- Publication number
- BE769275Q BE769275Q BE769275A BE769275A BE769275Q BE 769275 Q BE769275 Q BE 769275Q BE 769275 A BE769275 A BE 769275A BE 769275 A BE769275 A BE 769275A BE 769275 Q BE769275 Q BE 769275Q
- Authority
- BE
- Belgium
- Prior art keywords
- upgrades
- Prior art date
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
- B66C3/16—Grabs opened or closed by driving motors thereon by fluid motors
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Jib Cranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR968586A FR1398053A (en) | 1964-03-25 | 1964-03-25 | Improvements to clamshells |
Publications (1)
Publication Number | Publication Date |
---|---|
BE769275Q true BE769275Q (en) | 1971-11-03 |
Family
ID=8826305
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE769275A BE769275Q (en) | 1964-03-25 | 1971-06-30 | UPGRADES TO CLAIMS |
Country Status (5)
Country | Link |
---|---|
US (1) | US3314709A (en) |
BE (1) | BE769275Q (en) |
DE (1) | DE1267813B (en) |
FR (1) | FR1398053A (en) |
GB (1) | GB1060187A (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1506485A (en) * | 1966-11-07 | 1967-12-22 | Poclain Sa | Improvements to clamshells |
FR1508347A (en) * | 1966-11-24 | 1968-01-05 | Poclain Sa | Easily removable orientation assembly for earthmoving machine clamshell |
SE300288B (en) * | 1966-12-20 | 1968-04-22 | Hydrauliska Ind Ab | |
FR2122294B1 (en) * | 1971-01-18 | 1975-06-06 | Poclain Sa | |
US3759564A (en) * | 1971-03-08 | 1973-09-18 | Pierce Pacific Manuf Inc | Grapple |
US3914886A (en) * | 1972-08-25 | 1975-10-28 | Caterpillar Tractor Co | Clamshell bucket assembly and valve means associated therewith |
US3795421A (en) * | 1972-11-29 | 1974-03-05 | P Vohl | Grapple assembly |
FR2226353B1 (en) * | 1973-04-18 | 1977-02-04 | Poclain Sa | |
FR2487880A1 (en) * | 1981-01-21 | 1982-02-05 | Poclain Sa | Grab bucket with inter-articulating jaws - is driven by jack actuating pair of levers with sliding pivots in jaws |
FR2563253B1 (en) * | 1984-04-20 | 1987-08-14 | Lapalus Gaston | Grab bucket |
US5443294A (en) * | 1993-09-22 | 1995-08-22 | Hawco Manufacturing Co. | Single-line clamshell bucket |
AU2013245510B2 (en) * | 2012-10-19 | 2017-09-28 | Joy Global Surface Mining Inc | Fluid conveyance system |
DE202015005202U1 (en) * | 2015-07-21 | 2016-10-24 | Rolf Mieger | Gripper mechanism for the gripper of a construction machine |
DE202020104693U1 (en) | 2020-08-13 | 2021-11-16 | Rolf Mieger | Drive for a grab, grab and construction machine |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US539962A (en) * | 1895-05-28 | Bucket for dredging-machines | ||
FR1136481A (en) * | 1955-10-13 | 1957-05-23 | Poclain Atel | Hydraulically operated clamshell |
US3023044A (en) * | 1956-04-03 | 1962-02-27 | Joy Mfg Co | Grapple |
DE1808867U (en) * | 1960-02-06 | 1960-03-31 | Ahlmann Carlshuette K G | HYDRAULIC TWO OR MULTI-SHELL GRIPPER. |
-
1964
- 1964-03-25 FR FR968586A patent/FR1398053A/en not_active Expired
-
1965
- 1965-03-16 GB GB11104/65A patent/GB1060187A/en not_active Expired
- 1965-03-24 US US442328A patent/US3314709A/en not_active Expired - Lifetime
- 1965-03-24 DE DEP1267A patent/DE1267813B/en not_active Withdrawn
-
1971
- 1971-06-30 BE BE769275A patent/BE769275Q/en active
Also Published As
Publication number | Publication date |
---|---|
FR1398053A (en) | 1965-05-07 |
GB1060187A (en) | 1967-03-01 |
DE1267813B (en) | 1968-05-09 |
US3314709A (en) | 1967-04-18 |
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