AU3677871A - Hydraulic outrigger jack with screw lock - Google Patents

Hydraulic outrigger jack with screw lock

Info

Publication number
AU3677871A
AU3677871A AU36778/71A AU3677871A AU3677871A AU 3677871 A AU3677871 A AU 3677871A AU 36778/71 A AU36778/71 A AU 36778/71A AU 3677871 A AU3677871 A AU 3677871A AU 3677871 A AU3677871 A AU 3677871A
Authority
AU
Australia
Prior art keywords
screw lock
outrigger jack
hydraulic outrigger
hydraulic
jack
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
AU36778/71A
Other versions
AU434748B2 (en
Inventor
JR. and RUSSELL L. STERNER JOSEPH H. KELLER
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.)
Grove Manufacturing Co
Original Assignee
Grove Manufacturing Co
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 Grove Manufacturing Co filed Critical Grove Manufacturing Co
Publication of AU3677871A publication Critical patent/AU3677871A/en
Application granted granted Critical
Publication of AU434748B2 publication Critical patent/AU434748B2/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
    • B66C23/62—Constructional features or details
    • B66C23/72—Counterweights or supports for balancing lifting couples
    • B66C23/78—Supports, e.g. outriggers, for mobile cranes
    • B66C23/80—Supports, e.g. outriggers, for mobile cranes hydraulically actuated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
AU36778/71A 1970-12-15 1971-12-13 Hydraulic outrigger jack with screw lock Expired AU434748B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9825870A 1970-12-15 1970-12-15
USUS98,258 1970-12-15

Publications (2)

Publication Number Publication Date
AU3677871A true AU3677871A (en) 1973-05-03
AU434748B2 AU434748B2 (en) 1973-05-13

Family

ID=

Also Published As

Publication number Publication date
NL7117113A (en) 1972-06-19
DE2162094A1 (en) 1972-07-13
US3702181A (en) 1972-11-07

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