FR79892E - Hydraulically operated clamshell - Google Patents
Hydraulically operated clamshellInfo
- Publication number
- FR79892E FR79892E FR863581A FR863581A FR79892E FR 79892 E FR79892 E FR 79892E FR 863581 A FR863581 A FR 863581A FR 863581 A FR863581 A FR 863581A FR 79892 E FR79892 E FR 79892E
- Authority
- FR
- France
- Prior art keywords
- hydraulically operated
- clamshell
- operated clamshell
- hydraulically
- operated
- Prior art date
- 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
- E02F3/28—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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR863581A FR79892E (en) | 1961-06-01 | 1961-06-01 | Hydraulically operated clamshell |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR863581A FR79892E (en) | 1961-06-01 | 1961-06-01 | Hydraulically operated clamshell |
Publications (1)
Publication Number | Publication Date |
---|---|
FR79892E true FR79892E (en) | 1963-02-08 |
Family
ID=8756350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR863581A Expired FR79892E (en) | 1961-06-01 | 1961-06-01 | Hydraulically operated clamshell |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR79892E (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1234369B (en) * | 1962-08-28 | 1967-02-16 | Yumbo | Excavator grab for loaders, cranes, etc. like |
US3451150A (en) * | 1965-03-01 | 1969-06-24 | Auxitra Sa | Grab-bucket |
DE1531163B1 (en) * | 1966-08-19 | 1970-10-22 | Cockerill | Heavy load grab |
-
1961
- 1961-06-01 FR FR863581A patent/FR79892E/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1234369B (en) * | 1962-08-28 | 1967-02-16 | Yumbo | Excavator grab for loaders, cranes, etc. like |
US3451150A (en) * | 1965-03-01 | 1969-06-24 | Auxitra Sa | Grab-bucket |
DE1531163B1 (en) * | 1966-08-19 | 1970-10-22 | Cockerill | Heavy load grab |
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