DE2164819C3 - Elektro-hydraulischer Schrittmotor - Google Patents

Elektro-hydraulischer Schrittmotor

Info

Publication number
DE2164819C3
DE2164819C3 DE2164819A DE2164819A DE2164819C3 DE 2164819 C3 DE2164819 C3 DE 2164819C3 DE 2164819 A DE2164819 A DE 2164819A DE 2164819 A DE2164819 A DE 2164819A DE 2164819 C3 DE2164819 C3 DE 2164819C3
Authority
DE
Germany
Prior art keywords
hydraulic
electro
stepper motor
valve slide
valve
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
DE2164819A
Other languages
German (de)
English (en)
Other versions
DE2164819B2 (de
DE2164819A1 (de
Inventor
Youichi Tokio Amemiya
Seiuemon Kawasaki Inaba
Kohei Fujisawa Ito
Kanryo Kawasaki Kanagawa Shimizu
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE2164819A1 publication Critical patent/DE2164819A1/de
Publication of DE2164819B2 publication Critical patent/DE2164819B2/de
Application granted granted Critical
Publication of DE2164819C3 publication Critical patent/DE2164819C3/de
Expired legal-status Critical Current

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
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/14—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with rotary servomotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
    • F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
    • F03C1/0678—Control
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S411/00—Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
    • Y10S411/924—Coupled nut and bolt
    • Y10S411/95—Rachet and nut-carried pawl

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electrically Driven Valve-Operating Means (AREA)
  • Servomotors (AREA)
  • Transmission Devices (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Control Of Position Or Direction (AREA)
DE2164819A 1970-12-26 1971-12-27 Elektro-hydraulischer Schrittmotor Expired DE2164819C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1970131958U JPS5129440Y1 (enExample) 1970-12-26 1970-12-26

Publications (3)

Publication Number Publication Date
DE2164819A1 DE2164819A1 (de) 1972-07-06
DE2164819B2 DE2164819B2 (de) 1973-08-09
DE2164819C3 true DE2164819C3 (de) 1974-03-14

Family

ID=15070176

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2164819A Expired DE2164819C3 (de) 1970-12-26 1971-12-27 Elektro-hydraulischer Schrittmotor

Country Status (5)

Country Link
US (1) US3752038A (enExample)
JP (1) JPS5129440Y1 (enExample)
DE (1) DE2164819C3 (enExample)
FR (1) FR2119724A5 (enExample)
GB (1) GB1369245A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051765A (en) * 1974-07-23 1977-10-04 Nisshin Sangyo Co., Ltd. Electric-hydraulic pulse motor having an improved rotary guide valve means
FR2492909A1 (fr) 1980-10-23 1982-04-30 Jarniac Roger Perfectionnements aux verins hydrauliques d'actionnement a commande programmee
CH657433A5 (de) * 1981-09-14 1986-08-29 Sig Schweiz Industrieges Vorrichtung zur begrenzung des drehwinkels bei schraubengetrieben und fluidische regeleinrichtung.
US4503888A (en) * 1983-10-04 1985-03-12 Mts Systems Corporation Servovalve spool control for digital rotary servovalve
EP1505468B1 (de) * 1998-05-28 2006-07-19 Weber-Hydraulik GmbH Baueinheit
DE59913690D1 (de) * 1998-05-28 2006-08-31 Weber Hydraulik Gmbh Baueinheit

Also Published As

Publication number Publication date
DE2164819B2 (de) 1973-08-09
US3752038A (en) 1973-08-14
DE2164819A1 (de) 1972-07-06
GB1369245A (en) 1974-10-02
FR2119724A5 (enExample) 1972-08-04
JPS5129440Y1 (enExample) 1976-07-24

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee