FI990609A - Järjestely nostopuomin tai vastaavan nostamiseksi ja laskemiseksi kaivinkoneessa tai vastaavassa nostolaitteessa - Google Patents

Järjestely nostopuomin tai vastaavan nostamiseksi ja laskemiseksi kaivinkoneessa tai vastaavassa nostolaitteessa Download PDF

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Publication number
FI990609A
FI990609A FI990609A FI990609A FI990609A FI 990609 A FI990609 A FI 990609A FI 990609 A FI990609 A FI 990609A FI 990609 A FI990609 A FI 990609A FI 990609 A FI990609 A FI 990609A
Authority
FI
Finland
Prior art keywords
lifting
equivalent
excavator
arrangements
lowering
Prior art date
Application number
FI990609A
Other languages
English (en)
Swedish (sv)
Other versions
FI990609A0 (fi
Inventor
Ossi Kortesalmi
Original Assignee
Ossi Kortesalmi
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 Ossi Kortesalmi filed Critical Ossi Kortesalmi
Priority to FI990609A priority Critical patent/FI990609A/fi
Publication of FI990609A0 publication Critical patent/FI990609A0/fi
Priority to PCT/FI2000/000203 priority patent/WO2000055435A1/en
Publication of FI990609A publication Critical patent/FI990609A/fi

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
    • B66C23/82—Luffing 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
    • E02F3/30—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
    • E02F3/42—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
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels
    • 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
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1466—Hollow piston sliding over a stationary rod inside the cylinder

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Jib Cranes (AREA)
FI990609A 1999-03-18 1999-03-18 Järjestely nostopuomin tai vastaavan nostamiseksi ja laskemiseksi kaivinkoneessa tai vastaavassa nostolaitteessa FI990609A (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI990609A FI990609A (fi) 1999-03-18 1999-03-18 Järjestely nostopuomin tai vastaavan nostamiseksi ja laskemiseksi kaivinkoneessa tai vastaavassa nostolaitteessa
PCT/FI2000/000203 WO2000055435A1 (en) 1999-03-18 2000-03-15 Arrangement for lifting or lowering a crane jib or the like in an excavator or similar lifting apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI990609A FI990609A (fi) 1999-03-18 1999-03-18 Järjestely nostopuomin tai vastaavan nostamiseksi ja laskemiseksi kaivinkoneessa tai vastaavassa nostolaitteessa

Publications (2)

Publication Number Publication Date
FI990609A0 FI990609A0 (fi) 1999-03-18
FI990609A true FI990609A (fi) 2000-09-19

Family

ID=8554231

Family Applications (1)

Application Number Title Priority Date Filing Date
FI990609A FI990609A (fi) 1999-03-18 1999-03-18 Järjestely nostopuomin tai vastaavan nostamiseksi ja laskemiseksi kaivinkoneessa tai vastaavassa nostolaitteessa

Country Status (2)

Country Link
FI (1) FI990609A (fi)
WO (1) WO2000055435A1 (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103964326B (zh) * 2014-05-05 2016-02-10 中联重科股份有限公司 吊臂承载装置、吊臂承载系统和起重机
EP3438469B1 (en) * 2017-08-04 2022-06-22 Robert Bosch GmbH Bridge with pivot arm device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4046270A (en) * 1974-06-06 1977-09-06 Marion Power Shovel Company, Inc. Power shovel and crowd system therefor
FR2483486A1 (fr) * 1980-05-28 1981-12-04 Poclain Sa Engin de terrassement du type chargeuse
JPS60250128A (ja) * 1984-05-25 1985-12-10 Mitsubishi Heavy Ind Ltd 液圧再生回路
SE455498B (sv) * 1986-04-28 1988-07-18 Bt Ind Ab Hydraulisk lyftanordning for lyftaggregat
JPH0336333A (ja) * 1989-06-30 1991-02-18 Komatsu Ltd 油圧式掘削機の位置エネルギー回収再生装置
US5778669A (en) * 1994-12-21 1998-07-14 Kubik; Philip A. Hydraulic positioning system with internal counterbalance

Also Published As

Publication number Publication date
WO2000055435A1 (en) 2000-09-21
FI990609A0 (fi) 1999-03-18

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