FR2249024A2 - Duplex slewing jib crane - has jibs on body slewing on common axis by ball-type ring - Google Patents

Duplex slewing jib crane - has jibs on body slewing on common axis by ball-type ring

Info

Publication number
FR2249024A2
FR2249024A2 FR7431639A FR7431639A FR2249024A2 FR 2249024 A2 FR2249024 A2 FR 2249024A2 FR 7431639 A FR7431639 A FR 7431639A FR 7431639 A FR7431639 A FR 7431639A FR 2249024 A2 FR2249024 A2 FR 2249024A2
Authority
FR
France
Prior art keywords
slewing
jibs
ball
common axis
duplex
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.)
Granted
Application number
FR7431639A
Other languages
English (en)
Other versions
FR2249024B2 (fr
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.)
CNH Industrial Baumaschinen GmbH
Original Assignee
O&K Orenstein and Koppel GmbH
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
Priority claimed from DE2227446A external-priority patent/DE2227446C3/de
Priority claimed from DE19732353954 external-priority patent/DE2353954A1/de
Priority claimed from DE19732354975 external-priority patent/DE2354975C2/de
Application filed by O&K Orenstein and Koppel GmbH filed Critical O&K Orenstein and Koppel GmbH
Publication of FR2249024A2 publication Critical patent/FR2249024A2/fr
Application granted granted Critical
Publication of FR2249024B2 publication Critical patent/FR2249024B2/fr
Granted 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
    • B66C23/62—Constructional features or details
    • B66C23/84—Slewing gear
    • 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
    • B66C23/36—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 mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
    • B66C23/52—Floating cranes
    • B66C23/525—Double slewing cranes on ships

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
FR7431639A 1972-06-06 1974-09-19 Duplex slewing jib crane - has jibs on body slewing on common axis by ball-type ring Granted FR2249024A2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2227446A DE2227446C3 (de) 1972-06-06 1972-06-06 Doppelkran
DE19732353954 DE2353954A1 (de) 1972-06-06 1973-10-27 Doppelschwenkkran
DE19732354975 DE2354975C2 (de) 1972-06-06 1973-11-02 Doppelkran

Publications (2)

Publication Number Publication Date
FR2249024A2 true FR2249024A2 (en) 1975-05-23
FR2249024B2 FR2249024B2 (fr) 1978-06-09

Family

ID=27184467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7431639A Granted FR2249024A2 (en) 1972-06-06 1974-09-19 Duplex slewing jib crane - has jibs on body slewing on common axis by ball-type ring

Country Status (3)

Country Link
FR (1) FR2249024A2 (fr)
NL (1) NL7411725A (fr)
SE (2) SE7412000L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2367014A1 (fr) * 1976-10-08 1978-05-05 Haegglund & Soener Ab Grue tournante double

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2367014A1 (fr) * 1976-10-08 1978-05-05 Haegglund & Soener Ab Grue tournante double

Also Published As

Publication number Publication date
SE7412000L (fr) 1975-04-28
SE437359B (sv) 1985-02-25
NL7411725A (nl) 1975-04-29
SE7710899L (sv) 1977-09-29
FR2249024B2 (fr) 1978-06-09

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Legal Events

Date Code Title Description
CD Change of name or company name