IT994186B - Perfezionamento negli scavatori cucchiaia a rovescia - Google Patents

Perfezionamento negli scavatori cucchiaia a rovescia

Info

Publication number
IT994186B
IT994186B IT52310/73A IT5231073A IT994186B IT 994186 B IT994186 B IT 994186B IT 52310/73 A IT52310/73 A IT 52310/73A IT 5231073 A IT5231073 A IT 5231073A IT 994186 B IT994186 B IT 994186B
Authority
IT
Italy
Prior art keywords
excavators
spoon
reverse
improvement
spoon excavators
Prior art date
Application number
IT52310/73A
Other languages
English (en)
Original Assignee
Harnischfeger Corp
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 Harnischfeger Corp filed Critical Harnischfeger Corp
Application granted granted Critical
Publication of IT994186B publication Critical patent/IT994186B/it

Links

Classifications

    • 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
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/425—Drive systems for dipper-arms, backhoes or the like
    • 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
    • E02F3/30—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/32—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom working downwardly and towards the machine, e.g. with backhoes
    • 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
    • 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
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/006—Pivot joint assemblies
    • 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
    • Y10T74/18888—Reciprocating to or from oscillating
    • Y10T74/1892—Lever and slide

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Operation Control Of Excavators (AREA)
IT52310/73A 1972-09-08 1973-09-03 Perfezionamento negli scavatori cucchiaia a rovescia IT994186B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28758672A 1972-09-08 1972-09-08

Publications (1)

Publication Number Publication Date
IT994186B true IT994186B (it) 1975-10-20

Family

ID=23103546

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52310/73A IT994186B (it) 1972-09-08 1973-09-03 Perfezionamento negli scavatori cucchiaia a rovescia

Country Status (8)

Country Link
US (1) US3768322A (it)
JP (1) JPS5315282B2 (it)
BR (1) BR7306904D0 (it)
CA (1) CA952736A (it)
DE (1) DE2342239A1 (it)
FR (1) FR2199044B3 (it)
GB (1) GB1408996A (it)
IT (1) IT994186B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476250A1 (fr) * 1980-02-15 1981-08-21 Poclain Sa Articulation de pivotement
US4706511A (en) * 1986-01-27 1987-11-17 American Sterilizer Company High angle link hinge
JPS6388678U (it) * 1986-11-27 1988-06-09

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US920960A (en) * 1905-02-27 1909-05-11 Francis Keil & Son Hinge.
US1000254A (en) * 1910-11-23 1911-08-08 Andrew J George Spring-hinge.
US1016000A (en) * 1911-06-22 1912-01-30 Brandt V B Dixon Hinge.
US1159506A (en) * 1914-09-19 1915-11-09 Rostand Mfg Company Wind-shield hinge-joint.
US2125762A (en) * 1937-08-16 1938-08-02 Marcel L Gehres Oil or gas well snuffer
US2883878A (en) * 1955-09-20 1959-04-28 Lowell V Landgreen Motion transmitting mechanism
US2908401A (en) * 1957-07-29 1959-10-13 Allis Chalmers Mfg Co Swing control for tractor mounted implements

Also Published As

Publication number Publication date
BR7306904D0 (pt) 1974-07-11
JPS5315282B2 (it) 1978-05-24
DE2342239A1 (de) 1974-03-21
JPS4968177A (it) 1974-07-02
GB1408996A (en) 1975-10-08
FR2199044A1 (it) 1974-04-05
US3768322A (en) 1973-10-30
FR2199044B3 (it) 1976-08-06
CA952736A (en) 1974-08-13

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