SE7806956L - Styranordning - Google Patents

Styranordning

Info

Publication number
SE7806956L
SE7806956L SE7806956A SE7806956A SE7806956L SE 7806956 L SE7806956 L SE 7806956L SE 7806956 A SE7806956 A SE 7806956A SE 7806956 A SE7806956 A SE 7806956A SE 7806956 L SE7806956 L SE 7806956L
Authority
SE
Sweden
Prior art keywords
solenoid valve
error signal
controlling
amplifier switch
control device
Prior art date
Application number
SE7806956A
Other languages
Unknown language ( )
English (en)
Swedish (sv)
Inventor
R R Hawkins
Original Assignee
Honeywell 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 Honeywell Inc filed Critical Honeywell Inc
Publication of SE7806956L publication Critical patent/SE7806956L/

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
    • E02F3/841—Devices for controlling and guiding the whole machine, e.g. by feeler elements and reference lines placed exteriorly of the machine
    • 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/16—Control of position or direction using feedback using an analogue comparing device whose output amplitude can only take a number of discrete values
SE7806956A 1977-06-20 1978-06-16 Styranordning SE7806956L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/807,771 US4158162A (en) 1977-06-20 1977-06-20 Time-proportioning control system for earth-working machines

Publications (1)

Publication Number Publication Date
SE7806956L true SE7806956L (sv) 1979-12-17

Family

ID=25197145

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7806956A SE7806956L (sv) 1977-06-20 1978-06-16 Styranordning

Country Status (7)

Country Link
US (1) US4158162A (de)
CA (1) CA1101105A (de)
DE (1) DE2826365A1 (de)
FR (1) FR2395538A1 (de)
GB (1) GB1593460A (de)
IT (1) IT1105193B (de)
SE (1) SE7806956L (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432033A (en) * 1982-07-01 1984-02-14 Brundage Robert W Power source for a solenoid controlled fluid pressure device
JPS5914711A (ja) * 1982-07-13 1984-01-25 株式会社クボタ 無人走行作業車
AU1403283A (en) * 1983-04-28 1984-11-01 Automatic Switch Company Dual flow rate valve
DE3331026A1 (de) * 1983-08-27 1985-03-14 Faun Werke Kissing GmbH, 8901 Kissing Planierfahrzeug
US4597048A (en) * 1983-09-07 1986-06-24 United States Steel Corporation Digital flow regulation of liquid-level control for a continuous casting mold
DE3808177C2 (de) * 1988-03-11 1996-04-11 Rexroth Mannesmann Gmbh Schaltungsanordnung für einen hydraulischen Antrieb im Positionsregelkreis
CN101245583B (zh) * 2008-03-22 2010-06-09 徐州工程机械科技股份有限公司 摊铺机振捣转速与行走速度相关联自动控制系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295421A (en) * 1964-03-16 1967-01-03 Loran F Mccormick Position control circuit
US3471759A (en) * 1966-12-23 1969-10-07 Gen Electric Pulse width modulation servo system including a unique transformerless demodulator
US3437826A (en) * 1967-02-20 1969-04-08 Ite Circuit Breaker Ltd Control circuit for controlling duty of a plurality of d-c sources
FR2059266A5 (de) * 1969-08-27 1971-05-28 Anschuetz & Co Gmbh
US3702149A (en) * 1969-12-23 1972-11-07 Brunswick Corp Lane resurface level control including a variable deadband motor control
US3686557A (en) * 1970-08-26 1972-08-22 Fischer & Porter Co Floating-type electronic servo-motor process controller
FR2255825A5 (en) * 1973-12-21 1975-07-18 Stime Road leveller with blade height control - has detector moving along reference cable and controlling blade rams
JPS5323915B2 (de) * 1974-07-03 1978-07-18

Also Published As

Publication number Publication date
IT7849926A0 (it) 1978-06-19
US4158162A (en) 1979-06-12
FR2395538A1 (fr) 1979-01-19
GB1593460A (en) 1981-07-15
FR2395538B1 (de) 1983-02-11
CA1101105A (en) 1981-05-12
DE2826365A1 (de) 1979-01-04
IT1105193B (it) 1985-10-28

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