JPS50136911A - - Google Patents

Info

Publication number
JPS50136911A
JPS50136911A JP50028133A JP2813375A JPS50136911A JP S50136911 A JPS50136911 A JP S50136911A JP 50028133 A JP50028133 A JP 50028133A JP 2813375 A JP2813375 A JP 2813375A JP S50136911 A JPS50136911 A JP S50136911A
Authority
JP
Japan
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.)
Pending
Application number
JP50028133A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS50136911A publication Critical patent/JPS50136911A/ja
Pending 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
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
    • E02F3/382—Connections to the frame; Supports for booms or arms
    • E02F3/384—Connections to the frame; Supports for booms or arms the boom being pivotable relative to the frame about a vertical axis
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/18—Mechanical movements
    • Y10T74/18568—Reciprocating or oscillating to or from alternating rotary
    • Y10T74/18832—Reciprocating or oscillating to or from alternating rotary including flexible drive connector [e.g., belt, chain, strand, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Shovels (AREA)
  • Jib Cranes (AREA)
JP50028133A 1974-04-11 1975-03-10 Pending JPS50136911A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US459920A US3891104A (en) 1974-04-11 1974-04-11 Swing mechanism for earth-moving apparatus

Publications (1)

Publication Number Publication Date
JPS50136911A true JPS50136911A (en) 1975-10-30

Family

ID=23826685

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50028133A Pending JPS50136911A (en) 1974-04-11 1975-03-10

Country Status (4)

Country Link
US (1) US3891104A (en)
JP (1) JPS50136911A (en)
BR (1) BR7502181A (en)
IT (1) IT1030254B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4003484A (en) * 1975-02-28 1977-01-18 Hesston Corporation Swing mechanism for implement boom
US4078680A (en) * 1976-11-04 1978-03-14 Ware Machine Service, Inc. Swing mechanism for earthmoving apparatus such as a backhoe
US4904149A (en) * 1988-08-19 1990-02-27 Ware Machine Works, Inc. Swing mechanism for an earth-moving apparatus
US5692871A (en) * 1996-11-21 1997-12-02 Chevron, Inc. Wheel lift towing device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3033380A (en) * 1959-08-03 1962-05-08 Young Spring & Wire Corp Material handling apparatus
US3614898A (en) * 1969-08-07 1971-10-26 Nasa Positioning mechanism

Also Published As

Publication number Publication date
BR7502181A (en) 1976-02-10
IT1030254B (en) 1979-03-30
US3891104A (en) 1975-06-24

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