FR880187A - Control device for mechanical clamshells - Google Patents
Control device for mechanical clamshellsInfo
- Publication number
- FR880187A FR880187A FR880187DA FR880187A FR 880187 A FR880187 A FR 880187A FR 880187D A FR880187D A FR 880187DA FR 880187 A FR880187 A FR 880187A
- Authority
- FR
- France
- Prior art keywords
- clamshells
- mechanical
- control device
- control
- mechanical clamshells
- 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
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE880187X | 1941-09-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR880187A true FR880187A (en) | 1943-03-16 |
Family
ID=6820646
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR880187D Expired FR880187A (en) | 1941-09-13 | 1942-03-12 | Control device for mechanical clamshells |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR880187A (en) |
-
1942
- 1942-03-12 FR FR880187D patent/FR880187A/en not_active Expired
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