FR2392924B3 - - Google Patents
Info
- Publication number
- FR2392924B3 FR2392924B3 FR7717900A FR7717900A FR2392924B3 FR 2392924 B3 FR2392924 B3 FR 2392924B3 FR 7717900 A FR7717900 A FR 7717900A FR 7717900 A FR7717900 A FR 7717900A FR 2392924 B3 FR2392924 B3 FR 2392924B3
- 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
- B66C23/18—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 specially adapted for use in particular purposes
- B66C23/26—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 specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
- B66C23/28—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 specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
- E04H12/10—Truss-like structures
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Civil Engineering (AREA)
- Jib Cranes (AREA)
- Fencing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7606712A SE399695B (sv) | 1976-06-11 | 1976-06-11 | Sett och anordning vid uppstagning av for samverkan med sk kletterdomkrafter avsedda kletterstenger |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2392924A1 FR2392924A1 (fr) | 1978-12-29 |
FR2392924B3 true FR2392924B3 (fr) | 1980-03-21 |
Family
ID=20328210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7717900A Granted FR2392924A1 (fr) | 1976-06-11 | 1977-06-10 | Procede et appareil pour etayer des barres cooperant avec des dispositifs de levage tels que des verins grimpeurs |
Country Status (6)
Country | Link |
---|---|
US (1) | US4173331A (fr) |
CA (1) | CA1056123A (fr) |
DE (1) | DE2725651C2 (fr) |
FR (1) | FR2392924A1 (fr) |
GB (1) | GB1542050A (fr) |
SE (1) | SE399695B (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070095611A1 (en) * | 2005-10-28 | 2007-05-03 | Oertwig Terrance D | Elevating Tree Stand |
CN102887445A (zh) * | 2011-07-19 | 2013-01-23 | 上海庞源机械租赁股份有限公司 | 一种塔式起重机内爬钢梁的铰接固定结构 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1897373A (en) * | 1930-07-29 | 1933-02-14 | Blaw Knox Co | Wave antenna |
DE1283759B (de) * | 1963-09-26 | 1968-11-21 | Arno Penkuhn Dipl Ing | Dreipunktlagerung von Bauwerken, Maschinen od. dgl. |
US3349418A (en) * | 1965-07-20 | 1967-10-31 | Gen Tire & Rubber Co | Low friction structural bearing |
AT292966B (de) * | 1966-10-12 | 1971-09-27 | Friedrich Freimueller | Aus Schüssen aufgebauter Gittermast |
ATA898570A (de) * | 1970-10-06 | 1975-06-15 | Voest Ag | Fachwerkmast, insbesondere antennentragmast |
SE352323B (fr) * | 1971-05-28 | 1972-12-27 | Anderson Ind Ab Paul |
-
1976
- 1976-06-11 SE SE7606712A patent/SE399695B/xx not_active IP Right Cessation
-
1977
- 1977-05-31 GB GB7722960A patent/GB1542050A/en not_active Expired
- 1977-06-06 DE DE2725651A patent/DE2725651C2/de not_active Expired
- 1977-06-10 US US05/805,384 patent/US4173331A/en not_active Expired - Lifetime
- 1977-06-10 FR FR7717900A patent/FR2392924A1/fr active Granted
- 1977-06-10 CA CA280,283A patent/CA1056123A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE399695B (sv) | 1978-02-27 |
US4173331A (en) | 1979-11-06 |
GB1542050A (en) | 1979-03-14 |
FR2392924A1 (fr) | 1978-12-29 |
SE7606712L (sv) | 1977-12-12 |
CA1056123A (fr) | 1979-06-12 |
DE2725651A1 (de) | 1977-12-22 |
DE2725651C2 (de) | 1985-11-28 |