FR1563401A - - Google Patents
Info
- Publication number
- FR1563401A FR1563401A FR1563401DA FR1563401A FR 1563401 A FR1563401 A FR 1563401A FR 1563401D A FR1563401D A FR 1563401DA FR 1563401 A FR1563401 A FR 1563401A
- 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
-
- 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
- E02F3/30—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom
- E02F3/306—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom with telescopic dipper-arm or boom
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
- B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Jib Cranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1967O0012475 DE1276305B (en) | 1967-05-03 | 1967-05-03 | Telescopic boom for crane operation, especially for excavators |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1563401A true FR1563401A (en) | 1969-04-11 |
Family
ID=7352815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1563401D Expired FR1563401A (en) | 1967-05-03 | 1968-05-03 |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT287241B (en) |
DE (1) | DE1276305B (en) |
FR (1) | FR1563401A (en) |
NL (1) | NL6806256A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2523565A1 (en) * | 1982-03-19 | 1983-09-23 | Ppm Sa | Telescopic jib with extension - has one sliding part in which is extension controlled by stops |
EP0093160A1 (en) * | 1981-11-04 | 1983-11-09 | Kidde Inc | Remotely operable latch and locking pin for a multi-section boom including a manual fly section. |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2638185C3 (en) * | 1976-08-25 | 1979-10-11 | O & K Orenstein & Koppel Ag, 1000 Berlin | Telescopic boom for mobile cranes |
GB1594096A (en) * | 1976-11-11 | 1981-07-30 | Coles Cranes Ltd | Telescopic booms |
US4688690A (en) * | 1986-03-07 | 1987-08-25 | Harnischfeger Corporation | Method and apparatus for extending fly section of crane boom |
DE4018222A1 (en) * | 1990-06-07 | 1991-12-12 | Krupp Industrietech | TELESCOPIC BOOM WITH CLUTCH DEVICE FOR EXTENSION ARRANGEMENT |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3171545A (en) * | 1962-12-03 | 1965-03-02 | Drott Mfg Corp | Three section telescoping crane boom |
-
1967
- 1967-05-03 DE DE1967O0012475 patent/DE1276305B/en active Pending
-
1968
- 1968-03-22 AT AT286768A patent/AT287241B/en not_active IP Right Cessation
- 1968-05-03 FR FR1563401D patent/FR1563401A/fr not_active Expired
- 1968-05-03 NL NL6806256A patent/NL6806256A/xx unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0093160A1 (en) * | 1981-11-04 | 1983-11-09 | Kidde Inc | Remotely operable latch and locking pin for a multi-section boom including a manual fly section. |
EP0093160A4 (en) * | 1981-11-04 | 1984-10-29 | Kidde Inc | Remotely operable latch and locking pin for a multi-section boom including a manual fly section. |
FR2523565A1 (en) * | 1982-03-19 | 1983-09-23 | Ppm Sa | Telescopic jib with extension - has one sliding part in which is extension controlled by stops |
Also Published As
Publication number | Publication date |
---|---|
NL6806256A (en) | 1968-11-04 |
AT287241B (en) | 1971-01-11 |
DE1276305B (en) | 1968-08-29 |