FR2033326B1 - - Google Patents
Info
- Publication number
- FR2033326B1 FR2033326B1 FR7004953A FR7004953A FR2033326B1 FR 2033326 B1 FR2033326 B1 FR 2033326B1 FR 7004953 A FR7004953 A FR 7004953A FR 7004953 A FR7004953 A FR 7004953A FR 2033326 B1 FR2033326 B1 FR 2033326B1
- 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
- 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
- B66C23/708—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic locking devices for telescopic jibs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB764569 | 1969-02-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2033326A1 FR2033326A1 (US07696358-20100413-C00002.png) | 1970-12-04 |
| FR2033326B1 true FR2033326B1 (US07696358-20100413-C00002.png) | 1975-02-21 |
Family
ID=9837085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7004953A Expired FR2033326B1 (US07696358-20100413-C00002.png) | 1969-02-12 | 1970-02-12 |
Country Status (5)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2446907A1 (fr) * | 1979-01-18 | 1980-08-14 | Telecommunications Internal Ci | Perfectionnement aux pylones telescopiques |
| US4352434A (en) * | 1980-05-01 | 1982-10-05 | Fmc Corporation | Pendant supported hydraulic extensible boom |
| US4489838A (en) * | 1981-08-17 | 1984-12-25 | Fmc Corporation | Low droop multi-part pendant supported boom |
| US4492311A (en) * | 1981-08-17 | 1985-01-08 | Fmc Corporation | Coupling and latching mechanism for extensible boom |
| US4592474A (en) * | 1981-08-17 | 1986-06-03 | Fmc Corporation | Coupling and latching mechanism for extensible boom |
| US4544071A (en) * | 1982-06-30 | 1985-10-01 | Fmc Corporation | External pendant pay-out system with anti-droop control |
| US4491228A (en) * | 1982-06-30 | 1985-01-01 | Fmc Corporation | Floating sheave type pendant pay-out system for pendant supported boom |
| US4492312A (en) * | 1982-06-30 | 1985-01-08 | Fmc Corporation | External pendant pay-out system with anti-droop control |
| US4460098A (en) * | 1982-06-30 | 1984-07-17 | Fmc Corporation | Pendant control system for pendant supported boom |
| US4467928A (en) * | 1982-06-30 | 1984-08-28 | Fmc Corporation | Pendant supported boom with fixed and live pendant portions |
| US4557391A (en) * | 1982-06-30 | 1985-12-10 | Fmc Corporation | Method of controlling the angle of a pivotal boom with extensible sections |
| GB9204305D0 (en) * | 1992-02-28 | 1992-04-08 | Hamble Aerostructures | Locking device |
| DE10022373B4 (de) * | 2000-05-08 | 2005-11-24 | Grove U.S. Llc | Verriegelungs- und Betätigungseinheit für seitliche Auslegerverriegelung |
| DE10048224B4 (de) * | 2000-09-21 | 2005-06-02 | Terex-Demag Gmbh & Co. Kg | Verriegelungseinheit für einen Teleskopausleger eines Krans |
| WO2007009211A1 (en) * | 2005-07-15 | 2007-01-25 | Aat Inc. | A gin pole device for raising and lowering a tower |
| GB201000536D0 (en) * | 2010-01-14 | 2010-03-03 | Agco Sa | Telescopic boom for material handling vehicle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE406143A (US07696358-20100413-C00002.png) * | ||||
| US2829741A (en) * | 1951-04-25 | 1958-04-08 | Ideco Inc | Telescoping self-erecting derrick structure |
| US2819803A (en) * | 1954-10-12 | 1958-01-14 | Leo B Obenchain | Boom for cranes |
| US2942700A (en) * | 1955-05-27 | 1960-06-28 | Alpar Mfg Company | Telescoping tower |
| US3398492A (en) * | 1966-12-21 | 1968-08-27 | Nat Crane Corp | Extendable boom |
-
1969
- 1969-02-12 GB GB764569A patent/GB1297961A/en not_active Expired
-
1970
- 1970-02-11 NL NL7001949A patent/NL7001949A/xx unknown
- 1970-02-12 DE DE19702006429 patent/DE2006429A1/de active Pending
- 1970-02-12 FR FR7004953A patent/FR2033326B1/fr not_active Expired
-
1972
- 1972-01-12 US US00217265A patent/US3727359A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2006429A1 (de) | 1970-08-27 |
| FR2033326A1 (US07696358-20100413-C00002.png) | 1970-12-04 |
| GB1297961A (US07696358-20100413-C00002.png) | 1972-11-29 |
| NL7001949A (US07696358-20100413-C00002.png) | 1970-08-14 |
| US3727359A (en) | 1973-04-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |