SG11202101659YA - Apparatus for operating a machine work tool - Google Patents

Apparatus for operating a machine work tool

Info

Publication number
SG11202101659YA
SG11202101659YA SG11202101659YA SG11202101659YA SG11202101659YA SG 11202101659Y A SG11202101659Y A SG 11202101659YA SG 11202101659Y A SG11202101659Y A SG 11202101659YA SG 11202101659Y A SG11202101659Y A SG 11202101659YA SG 11202101659Y A SG11202101659Y A SG 11202101659YA
Authority
SG
Singapore
Prior art keywords
operating
work tool
machine work
machine
tool
Prior art date
Application number
SG11202101659YA
Inventor
Igor Strashny
Original Assignee
Caterpillar Global Mining Llc
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 Caterpillar Global Mining Llc filed Critical Caterpillar Global Mining Llc
Publication of SG11202101659YA publication Critical patent/SG11202101659YA/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • F16F9/063—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid comprising a hollow piston rod
    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2271—Actuators and supports therefor and protection therefor
    • 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
    • F15B1/024—Installations or systems with accumulators used as a supplementary power source, e.g. to store energy in idle periods to balance pump load
    • 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
    • F15B15/1447—Pistons; Piston to piston rod assemblies
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/0209—Telescopic
    • F16F9/0227—Telescopic characterised by the piston construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/0209—Telescopic
    • F16F9/0236—Telescopic characterised by having a hollow piston rod
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • F16F9/062—Bi-tubular units

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
SG11202101659YA 2018-09-03 2019-08-23 Apparatus for operating a machine work tool SG11202101659YA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1814273.7A GB2576783B (en) 2018-09-03 2018-09-03 Apparatus for operating a machine work tool
PCT/US2019/047914 WO2020050995A1 (en) 2018-09-03 2019-08-23 Apparatus for operating a machine work tool

Publications (1)

Publication Number Publication Date
SG11202101659YA true SG11202101659YA (en) 2021-03-30

Family

ID=63920863

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202101659YA SG11202101659YA (en) 2018-09-03 2019-08-23 Apparatus for operating a machine work tool

Country Status (8)

Country Link
US (1) US20210317635A1 (en)
EP (1) EP3847315A1 (en)
CN (1) CN112639221B (en)
AU (1) AU2019336609A1 (en)
BR (1) BR112021003568A2 (en)
GB (1) GB2576783B (en)
SG (1) SG11202101659YA (en)
WO (1) WO2020050995A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113883204B (en) * 2021-10-22 2023-05-02 山东交通学院 Piston type air spring shock absorption system with variable rigidity
CN114658056B (en) * 2022-03-21 2023-07-04 上海电机学院 Multifunctional floating loader

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7110752A (en) * 1970-10-29 1972-05-03
DE3611011A1 (en) * 1986-04-02 1987-10-08 Profil Verbindungstechnik Gmbh CYLINDER PISTON UNIT FILLED WITH COMPRESSIBLE PRESSURE MEDIUM
NO320025B1 (en) * 2003-06-23 2005-10-10 Per Jorgen Myrhe Device at an excavator
JP3852701B2 (en) * 2003-10-28 2006-12-06 株式会社小松製作所 Hydraulic circuit using hydraulic cylinder
US7658023B2 (en) * 2004-01-23 2010-02-09 Grant Alan David Wallett Bucket for a mechanical shovel
NL1029161C2 (en) * 2005-06-01 2006-12-04 Actuant Corp Hydraulic drive cylinder with gas spring action for e.g. opening and closing car doors, includes stationary tube with internal volume connected to blind axial bore in piston rod
US20070068754A1 (en) * 2005-09-26 2007-03-29 Furgala George W Gas-biased hydraulic cylinder
DE102011109066A1 (en) * 2011-07-28 2013-01-31 Thomas Sauer Working machine e.g. hydraulic excavator has sealing ring and guide ring/belt that are provided at sealing and sliding surfaces of chambers
DE102013013690A1 (en) * 2013-08-16 2015-02-19 Hydac Technology Gmbh System for automatically adapting a predefinable amount of gas input and actuating device with such a system
WO2015185125A1 (en) 2014-06-04 2015-12-10 Multidocker Cargo Handling Ab Gas-spring for balancing heavy loads
CN104564908A (en) * 2014-12-31 2015-04-29 中船重工中南装备有限责任公司 Buffer hydraulic cylinder
CN106429944B (en) * 2016-11-01 2019-02-15 沈阳双壹市政工程有限公司 A kind of gas lifting jack for excavator

Also Published As

Publication number Publication date
US20210317635A1 (en) 2021-10-14
GB2576783A (en) 2020-03-04
EP3847315A1 (en) 2021-07-14
CN112639221A (en) 2021-04-09
GB2576783B (en) 2021-01-06
CN112639221B (en) 2022-10-25
BR112021003568A2 (en) 2021-05-18
AU2019336609A1 (en) 2021-03-25
GB201814273D0 (en) 2018-10-17
WO2020050995A1 (en) 2020-03-12

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