AU2021102516B4 - Hydraulic cylinder with specific performance dimensions - Google Patents

Hydraulic cylinder with specific performance dimensions Download PDF

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Publication number
AU2021102516B4
AU2021102516B4 AU2021102516A AU2021102516A AU2021102516B4 AU 2021102516 B4 AU2021102516 B4 AU 2021102516B4 AU 2021102516 A AU2021102516 A AU 2021102516A AU 2021102516 A AU2021102516 A AU 2021102516A AU 2021102516 B4 AU2021102516 B4 AU 2021102516B4
Authority
AU
Australia
Prior art keywords
tube
rod
distal end
motor grader
piston
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.)
Active
Application number
AU2021102516A
Other languages
English (en)
Other versions
AU2021102516A4 (en
Inventor
Stive Ramalho
Justin D. Speichinger
Ernest E. Stoops
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.)
Caterpillar Inc
Original Assignee
Caterpillar Inc
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 Inc filed Critical Caterpillar Inc
Priority to AU2021102516A priority Critical patent/AU2021102516B4/en
Publication of AU2021102516A4 publication Critical patent/AU2021102516A4/en
Priority to CN202220366876.8U priority patent/CN217080958U/zh
Application granted granted Critical
Publication of AU2021102516B4 publication Critical patent/AU2021102516B4/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F15B15/1457—Piston rods
    • 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
    • E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/80—Component parts
    • E02F3/84—Drives or control devices therefor, e.g. hydraulic drive systems
    • E02F3/844—Drives or control devices therefor, e.g. hydraulic drive systems for positioning the blade, e.g. hydraulically
    • 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
    • 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
    • F15B15/1428—Cylinders
    • 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
    • F15B15/1433—End caps
    • 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
    • E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/7636—Graders with the scraper blade mounted under the tractor chassis
    • 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
    • E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/7663—Graders with the scraper blade mounted under a frame supported by wheels, 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
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
    • E02F9/2242—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance including an electronic controller
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps
    • 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
    • F15B15/20—Other details, e.g. assembly with regulating devices

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)
  • Operation Control Of Excavators (AREA)
AU2021102516A 2021-05-12 2021-05-12 Hydraulic cylinder with specific performance dimensions Active AU2021102516B4 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU2021102516A AU2021102516B4 (en) 2021-05-12 2021-05-12 Hydraulic cylinder with specific performance dimensions
CN202220366876.8U CN217080958U (zh) 2021-05-12 2022-02-23 致动器和平地机

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU2021102516A AU2021102516B4 (en) 2021-05-12 2021-05-12 Hydraulic cylinder with specific performance dimensions

Publications (2)

Publication Number Publication Date
AU2021102516A4 AU2021102516A4 (en) 2021-07-15
AU2021102516B4 true AU2021102516B4 (en) 2022-08-18

Family

ID=76785297

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2021102516A Active AU2021102516B4 (en) 2021-05-12 2021-05-12 Hydraulic cylinder with specific performance dimensions

Country Status (2)

Country Link
CN (1) CN217080958U (zh)
AU (1) AU2021102516B4 (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998030805A1 (fr) * 1997-01-09 1998-07-16 Kasuga, Hiroshi Cylindre pneumatique
US20020100363A1 (en) * 2000-12-02 2002-08-01 Vatterott Oskar F. High and low temperature gas actuated cylinder
JP2007169970A (ja) * 2005-12-20 2007-07-05 Hitachi Constr Mach Co Ltd シリンダ装置
US20180045228A1 (en) * 2015-03-06 2018-02-15 Otto Nussbaum Gmbh & Co. Kg Cylinder/piston unit
CN208106868U (zh) * 2018-01-13 2018-11-16 恒岳工程机械有限责任公司 一种挖掘机右动臂油缸
AU2020102790A4 (en) * 2020-10-16 2020-12-10 Caterpillar Inc. Hydraulic cylinder with specific performance dimensions

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998030805A1 (fr) * 1997-01-09 1998-07-16 Kasuga, Hiroshi Cylindre pneumatique
US20020100363A1 (en) * 2000-12-02 2002-08-01 Vatterott Oskar F. High and low temperature gas actuated cylinder
JP2007169970A (ja) * 2005-12-20 2007-07-05 Hitachi Constr Mach Co Ltd シリンダ装置
US20180045228A1 (en) * 2015-03-06 2018-02-15 Otto Nussbaum Gmbh & Co. Kg Cylinder/piston unit
CN208106868U (zh) * 2018-01-13 2018-11-16 恒岳工程机械有限责任公司 一种挖掘机右动臂油缸
AU2020102790A4 (en) * 2020-10-16 2020-12-10 Caterpillar Inc. Hydraulic cylinder with specific performance dimensions

Also Published As

Publication number Publication date
CN217080958U (zh) 2022-07-29
AU2021102516A4 (en) 2021-07-15

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FF Certified innovation patent