CA972720A - Foldable cranes - Google Patents

Foldable cranes

Info

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
Application number
CA159,480A
Other versions
CA159480S (en
Inventor
Robert Mantel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MANTEL JOHN
Original Assignee
MANTEL JOHN
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by MANTEL JOHN filed Critical MANTEL JOHN
Application granted granted Critical
Publication of CA972720A publication Critical patent/CA972720A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
CA159,480A 1972-01-19 1972-12-20 Foldable cranes Expired CA972720A (en)

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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE2247839A1 (en) 1973-08-02
ZA72369B (en) 1972-10-25

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