FR2158100B3 - - Google Patents
Info
- Publication number
- FR2158100B3 FR2158100B3 FR7139222A FR7139222A FR2158100B3 FR 2158100 B3 FR2158100 B3 FR 2158100B3 FR 7139222 A FR7139222 A FR 7139222A FR 7139222 A FR7139222 A FR 7139222A FR 2158100 B3 FR2158100 B3 FR 2158100B3
- Authority
- FR
- France
- 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
-
- 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
- E02F3/4136—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device with grabs mounted on a slidable or telescopic boom or arm
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7139222A FR2158100B3 (no) | 1971-11-02 | 1971-11-02 | |
| BE774879A BE774879A (fr) | 1969-11-25 | 1971-11-03 | Commande hydraulique d'orientation d'outil amovible actionne par une grue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7139222A FR2158100B3 (no) | 1971-11-02 | 1971-11-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2158100A1 FR2158100A1 (no) | 1973-06-15 |
| FR2158100B3 true FR2158100B3 (no) | 1974-06-21 |
Family
ID=9085177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7139222A Expired FR2158100B3 (no) | 1969-11-25 | 1971-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2158100B3 (no) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3105194A1 (de) * | 1981-02-13 | 1982-09-09 | Heinz Thumm Ölhydraulische Antriebe GmbH, 7012 Fellbach | Drehvorrichtung fuer haengende lasten |
| SE451937B (sv) * | 1982-09-03 | 1987-11-09 | Osa Ab | Anordning vid ett i enden av en kranarm upphengt rotator- och gripaggregat |
| DE3818177B4 (de) * | 1988-05-28 | 2004-04-29 | Heinz Thumm Ölhydraulische Antriebe GmbH | Drehvorrichtung für hängende Lasten |
-
1971
- 1971-11-02 FR FR7139222A patent/FR2158100B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2158100A1 (no) | 1973-06-15 |