CA1085160A - Locking mechanism for movable vehicle members - Google Patents

Locking mechanism for movable vehicle members

Info

Publication number
CA1085160A
CA1085160A CA287,463A CA287463A CA1085160A CA 1085160 A CA1085160 A CA 1085160A CA 287463 A CA287463 A CA 287463A CA 1085160 A CA1085160 A CA 1085160A
Authority
CA
Canada
Prior art keywords
piston
lock pin
valve
surface area
force
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.)
Expired
Application number
CA287,463A
Other languages
English (en)
French (fr)
Inventor
Joseph E. Dezelan
Donald R. Mast
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 Tractor Co
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 Tractor Co filed Critical Caterpillar Tractor Co
Application granted granted Critical
Publication of CA1085160A publication Critical patent/CA1085160A/en
Expired legal-status Critical Current

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
    • E02F3/76—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
    • E02F3/848—Drives or control devices therefor, e.g. hydraulic drive systems for positioning the blade, e.g. hydraulically using cable drums
    • 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
    • E02F3/765—Graders with the scraper blade mounted under the tractor chassis with the scraper blade being pivotable about a horizontal axis disposed perpendicular to the blade
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Retarders (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
CA287,463A 1977-01-13 1977-09-26 Locking mechanism for movable vehicle members Expired CA1085160A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US759,219 1977-01-13
US05/759,219 US4132290A (en) 1977-01-13 1977-01-13 Locking mechanism for movable vehicle members

Publications (1)

Publication Number Publication Date
CA1085160A true CA1085160A (en) 1980-09-09

Family

ID=25054848

Family Applications (1)

Application Number Title Priority Date Filing Date
CA287,463A Expired CA1085160A (en) 1977-01-13 1977-09-26 Locking mechanism for movable vehicle members

Country Status (5)

Country Link
US (1) US4132290A (US07202987-20070410-C00007.png)
JP (1) JPS5389208A (US07202987-20070410-C00007.png)
CA (1) CA1085160A (US07202987-20070410-C00007.png)
FR (1) FR2377486A1 (US07202987-20070410-C00007.png)
ZA (1) ZA775621B (US07202987-20070410-C00007.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4324435A (en) * 1980-05-08 1982-04-13 Caterpillar Tractor Co. Lock assembly for earthworking apparatus
JPS58145369U (ja) * 1982-03-18 1983-09-30 株式会社小松製作所 建設機械の運転室保護装置
US4726731A (en) * 1984-12-07 1988-02-23 Jones Paul O Hitch
US5529131A (en) * 1995-09-28 1996-06-25 Van Ornum; Leslie G. Grading attachment
US7647983B2 (en) * 2006-03-31 2010-01-19 Caterpillar Inc. Machine with automated linkage positioning system
EP3244079B1 (de) * 2016-05-11 2024-01-24 BAUER Maschinen GmbH Bolzenverbindung und schwenkhebel mit bolzenverbindung für baumaschine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE26218E (en) * 1960-03-14 1967-06-06 Thompson indexing device
US3227050A (en) * 1962-03-15 1966-01-04 Caterpillar Tractor Co Hydraulic circuit for actuation of an earthmoving scraper ejector
US3138884A (en) * 1962-03-15 1964-06-30 Caterpillar Tractor Co Hydraulic circuit for actuation of an earthmoving scraper ejector
US3454110A (en) * 1966-06-21 1969-07-08 Deere & Co Saddle structure for earth grader
JPS5341107B1 (US07202987-20070410-C00007.png) * 1968-02-10 1978-10-31
US3583493A (en) * 1969-04-29 1971-06-08 Deere & Co Latch mechanism for two-way plow
US3739861A (en) * 1971-02-02 1973-06-19 Caterpillar Tractor Co Blade lift/centershift controls for motor graders
US3692149A (en) * 1971-05-26 1972-09-19 Allis Chalmers Mfg Co Cam actuated interlock for pivot arm

Also Published As

Publication number Publication date
US4132290A (en) 1979-01-02
FR2377486A1 (fr) 1978-08-11
JPS5389208A (en) 1978-08-05
FR2377486B1 (US07202987-20070410-C00007.png) 1982-07-09
ZA775621B (en) 1978-07-26

Similar Documents

Publication Publication Date Title
JP4057087B2 (ja) 作業用具の跳ね返り制御方法
DE10013194A1 (de) Antriebsvorrichtung
US7441404B2 (en) Configurable hydraulic control system
US7194856B2 (en) Hydraulic system having IMV ride control configuration
US5147173A (en) Coupling device
DE3217527C2 (de) Steuereinrichtung für einen hydraulischen doppeltwirkenden Arbeitszylinder
DE19633369A1 (de) Differenzdruckerfassungsvorrichtung für Pneumatikzylinder
DE69220202T2 (de) Doppelarbeitende hydraulische Vorrichtung zum Stanzen, Schneiden, Biegen usw.
CA1037824A (en) Apparatus for controlling work element operating pressures in a fluid system
US6295746B1 (en) Method and apparatus for controlling movement of a work implement
DE19726822A1 (de) Verfahren und Vorrichtung zur Steuerung eines Werkzeugs einer Arbeitsmaschine
CA1085160A (en) Locking mechanism for movable vehicle members
CA1281613C (en) Control system for a multiple shank impact ripper
US5447029A (en) Hydrostatic transmission control system
US6260357B1 (en) Quick coupler control system
DE3709504A1 (de) Ventileinrichtung
US4802537A (en) Control circuit for positioning and tilting an earthmoving blade
DE4342642A1 (de) Elektro-hydraulische Schnellfallschaltung
CA1293673C (en) Control system for an impact ripper
DE68912508T2 (de) Steuervorrichtung für die auf einen Steuerhebel auszuübende Kraft.
CA1089327A (en) Control system for a fluid drive
GB1567105A (en) Track drive circuits with synchronization and steering systems
DE4420682A1 (de) Hydrauliksteuerung für eine teilende Werkzeugmaschine
CN110872853A (zh) 一种救援车用推土铲系统、救援车及推土铲系统的控制方法
US4203291A (en) Control mechanism for hydrostatic pump

Legal Events

Date Code Title Description
MKEX Expiry