CA972720A - Foldable cranes - Google Patents
Foldable cranesInfo
- Publication number
- CA972720A CA972720A CA159,480A CA159480A CA972720A CA 972720 A CA972720 A CA 972720A CA 159480 A CA159480 A CA 159480A CA 972720 A CA972720 A CA 972720A
- Authority
- CA
- Canada
- Prior art keywords
- cranes
- foldable
- foldable cranes
- Prior art date
- 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
- B66C23/54—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 with pneumatic or hydraulic motors, e.g. for actuating jib-cranes on tractors
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA720369A ZA72369B (en) | 1972-01-19 | 1972-01-19 | Improvements in foldable cranes |
Publications (1)
Publication Number | Publication Date |
---|---|
CA972720A true CA972720A (en) | 1975-08-12 |
Family
ID=25564392
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA159,480A Expired CA972720A (en) | 1972-01-19 | 1972-12-20 | Foldable cranes |
Country Status (3)
Country | Link |
---|---|
CA (1) | CA972720A (en) |
DE (1) | DE2247839A1 (en) |
ZA (1) | ZA72369B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT392931B (en) * | 1987-02-16 | 1991-07-10 | Isosport Verbundbauteile | METHOD FOR PRODUCING PLASTIC MOLDED PARTS |
CN106926766A (en) * | 2017-03-23 | 2017-07-07 | 黄河交通学院 | A kind of automatic load-carrying device of automobile |
-
1972
- 1972-01-19 ZA ZA720369A patent/ZA72369B/en unknown
- 1972-09-29 DE DE19722247839 patent/DE2247839A1/en active Pending
- 1972-12-20 CA CA159,480A patent/CA972720A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ZA72369B (en) | 1972-10-25 |
DE2247839A1 (en) | 1973-08-02 |
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