JPS4881251A - - Google Patents
Info
- Publication number
- JPS4881251A JPS4881251A JP48006956A JP695673A JPS4881251A JP S4881251 A JPS4881251 A JP S4881251A JP 48006956 A JP48006956 A JP 48006956A JP 695673 A JP695673 A JP 695673A JP S4881251 A JPS4881251 A JP S4881251A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- B66C23/68—Jibs foldable or otherwise adjustable in configuration
-
- 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
- B66C23/34—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7201979A FR2167464B1 (ja) | 1972-01-14 | 1972-01-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4881251A true JPS4881251A (ja) | 1973-10-31 |
Family
ID=9092227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48006956A Pending JPS4881251A (ja) | 1972-01-14 | 1973-01-12 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3892316A (ja) |
| JP (1) | JPS4881251A (ja) |
| BR (1) | BR7300293D0 (ja) |
| DK (1) | DK137376B (ja) |
| FR (1) | FR2167464B1 (ja) |
| GB (1) | GB1409373A (ja) |
| IT (1) | IT978010B (ja) |
| NL (1) | NL7300396A (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3987594A (en) * | 1975-02-06 | 1976-10-26 | Clark Equipment Company | System and method for automatic unstowing and stowing of a crane boom |
| ITMI20131510A1 (it) * | 2013-09-12 | 2015-03-13 | O M V Ohg Vicario S P A | Gru auto-montante priva di contrappeso |
| CN103787205B (zh) * | 2014-02-27 | 2015-11-25 | 钦州学院 | 两自由度双闭环混合驱动正面吊运起重机 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1338439A (fr) * | 1962-07-30 | 1963-09-27 | Weitz S A Ets | Procédé de montage de grue |
| FR89037E (fr) * | 1965-11-09 | 1967-04-28 | Expl Des Etablissements Boilot | Nouveau procédé de montage de grue à tour tournant du bas |
| GB1217450A (en) * | 1968-04-18 | 1970-12-31 | Edilmac Spa | Improvements in or relating to tower cranes |
-
1972
- 1972-01-14 FR FR7201979A patent/FR2167464B1/fr not_active Expired
-
1973
- 1973-01-03 IT IT19029/73A patent/IT978010B/it active
- 1973-01-11 NL NL7300396A patent/NL7300396A/xx not_active Application Discontinuation
- 1973-01-11 US US322664A patent/US3892316A/en not_active Expired - Lifetime
- 1973-01-12 BR BR73293A patent/BR7300293D0/pt unknown
- 1973-01-12 DK DK18873AA patent/DK137376B/da unknown
- 1973-01-12 JP JP48006956A patent/JPS4881251A/ja active Pending
- 1973-01-15 GB GB196173A patent/GB1409373A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DK137376B (da) | 1978-02-27 |
| US3892316A (en) | 1975-07-01 |
| NL7300396A (ja) | 1973-07-17 |
| GB1409373A (en) | 1975-10-08 |
| BR7300293D0 (pt) | 1973-09-25 |
| FR2167464B1 (ja) | 1974-12-13 |
| DK137376C (ja) | 1978-08-07 |
| DE2300579A1 (de) | 1973-07-19 |
| DE2300579B2 (de) | 1976-03-18 |
| IT978010B (it) | 1974-09-20 |
| FR2167464A1 (ja) | 1973-08-24 |