[go: up one dir, main page]

FR552832A - Improvements to cranes - Google Patents

Improvements to cranes

Info

Publication number
FR552832A
FR552832A FR552832DA FR552832A FR 552832 A FR552832 A FR 552832A FR 552832D A FR552832D A FR 552832DA FR 552832 A FR552832 A FR 552832A
Authority
FR
France
Prior art keywords
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
Other languages
French (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.)
Stork & Co S Fabriek Van Hijsc
Original Assignee
Stork & Co S Fabriek Van Hijsc
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 Stork & Co S Fabriek Van Hijsc filed Critical Stork & Co S Fabriek Van Hijsc
Application granted granted Critical
Publication of FR552832A publication Critical patent/FR552832A/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
    • B66C23/06—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 jibs mounted for jibbing or luffing movements
    • B66C23/08—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 jibs mounted for jibbing or luffing movements and adapted to move the loads in predetermined paths
    • B66C23/10—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 jibs mounted for jibbing or luffing movements and adapted to move the loads in predetermined paths the paths being substantially horizontal; Level-luffing jib-cranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/03—Cranes with arms or jibs; Multiple cranes
    • B66C2700/0307—Cranes in which it is essential that the load is moving horizontally during the luffing movement of the arm or jib
    • B66C2700/0314—Cranes in which it is essential that the load is moving horizontally during the luffing movement of the arm or jib in combination with the movement of the counterweight

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR552832D 1921-06-16 1922-06-14 Improvements to cranes Expired FR552832A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL552832X 1921-06-16

Publications (1)

Publication Number Publication Date
FR552832A true FR552832A (en) 1923-05-08

Family

ID=19787361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR552832D Expired FR552832A (en) 1921-06-16 1922-06-14 Improvements to cranes

Country Status (1)

Country Link
FR (1) FR552832A (en)

Similar Documents

Publication Publication Date Title
FR550351A (en) Improvements to electromagnets
FR560421A (en) Improvements to amplifiers
FR535770A (en) Improvements to removable constructions
FR535871A (en) Improvements to lubricators
FR536068A (en) Improvements to well boats
FR544025A (en) Improvements to crankshafts
FR25476E (en) Improvements to turbo-machines
FR506527A (en) Improvements to cranes
FR552832A (en) Improvements to cranes
FR544865A (en) Improvements to parachutes
FR27158E (en) Improvements to radio-receivers
FR559341A (en) Improvements to seleno-radio-dosimeter
FR560563A (en) Improvements to cranes
FR536577A (en) Improvements to jacks
FR536673A (en) Improvements to electric hoists
FR547254A (en) Improvements to unblockers
FR25944E (en) Improvements to radio-receivers
FR25949E (en) Improvements to radio-receivers
FR27863E (en) Improvements to radio-receivers
FR559620A (en) Improvements to lapidaries
FR535855A (en) Improvements to jointer-planers
FR539358A (en) Improvements to aeromotors
FR541145A (en) Improvements to
FR535868A (en) Improvements to insulators
FR552998A (en) Improvements to cranes