IT8020566A0 - Servoamplificatore elettrcidraulico. - Google Patents

Servoamplificatore elettrcidraulico.

Info

Publication number: IT8020566A0
Authority: IT; Italy
Prior art keywords: hydraulic servo; electric hydraulic; servo amplifier; amplifier; electric
Prior art date: 1979-03-17

Application number

IT8020566A

Other languages

English (en)

Other versions

IT1129745B (it

Inventor

Schulze Eckehart

Original Assignee

Hartmann & Laemmle

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.)

1979-03-17

Filing date

1980-03-13

Publication date

1980-03-13

1980-03-13 Application filed by Hartmann & Laemmle filed Critical Hartmann & Laemmle

1980-03-13 Publication of IT8020566A0 publication Critical patent/IT8020566A0/it

1986-06-11 Application granted granted Critical

1986-06-11 Publication of IT1129745B publication Critical patent/IT1129745B/it

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
- F15B9/02—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 servomotors of the reciprocatable or oscillatable type
- F15B9/08—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 servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
- F15B9/12—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 servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor in which both the controlling element and the servomotor control the same member influencing a fluid passage and are connected to that member by means of a differential gearing

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Transmission Devices (AREA)
Servomotors (AREA)
Actuator (AREA)

IT20566/80A 1979-03-17 1980-03-13 Servoamplificatore elettroidraulico IT1129745B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2910530A DE2910530C2 (de)	1979-03-17	1979-03-17	Elektrohydraulischer Nachlaufverstärker

Publications (2)

Publication Number	Publication Date
IT8020566A0 true IT8020566A0 (it)	1980-03-13
IT1129745B IT1129745B (it)	1986-06-11

Family

ID=6065663

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT20566/80A IT1129745B (it)	1979-03-17	1980-03-13	Servoamplificatore elettroidraulico

Country Status (7)

Country	Link
US (1)	US4369693A (it)
JP (2)	JPS55126105A (it)
CH (1)	CH646758A5 (it)
DE (1)	DE2910530C2 (it)
FR (1)	FR2452018A1 (it)
GB (1)	GB2046952B (it)
IT (1)	IT1129745B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN119755174A (zh) *	2025-03-06	2025-04-04	长春一东汽车零部件制造有限责任公司	一种电动伺服液压缸

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3204067A1 (de) *	1982-02-06	1983-08-18	Hartmann & Lämmle GmbH & Co KG, 7255 Rutesheim	Hydraulischer schwenkantrieb
DE3206162A1 (de) *	1982-02-20	1983-09-01	Hartmann & Lämmle GmbH & Co KG, 7255 Rutesheim	Antrieb fuer eine mittels eines hydromotors bewegbaren masse
DE3342239A1 (de) *	1983-11-23	1985-05-30	Mannesmann Rexroth GmbH, 8770 Lohr	Steuervorrichtung fuer einen hydraulisch beaufschlagten arbeitszylinder
DE3412352C1 (de) *	1984-04-03	1985-09-12	Mannesmann Rexroth GmbH, 8770 Lohr	Steuervorrichtung für einen hydraulisch beaufschlagten Arbeitszylinder
CN1010968B (zh) *	1985-11-12	1990-12-26	株式会社岛津制作所	伺服机构
JPH01501240A (ja) *	1986-09-04	1989-04-27	シユルツエ，エツケハルト	ハイドロリツク追従制御弁
US4920858A (en) *	1988-12-30	1990-05-01	Chang Fu Long	Numerical control apparatus for a mechanical hydraulic servo valve
USD482061S1 (en)	2002-02-15	2003-11-11	Seiko Epson Corporation	Ink cartridge for printer
CN117287337A (zh) *	2023-10-30	2023-12-26	太原理工大学	步进式机液伺服摆动液压马达

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1320705A (en) *		1919-11-04		Molding apparatus
BE497379A (it) *	1949-08-06
US2739491A (en) *	1952-09-13	1956-03-27	Eaton Mfg Co	Mechanical movement device
US3016804A (en) *	1956-09-04	1962-01-16	Kearney & Trecker Corp	Program control system
DE1128714B (de) *	1959-02-06	1962-04-26	Zeiss Carl Fa	Schraubentrieb
DE1083833B (de) *	1959-03-20	1960-06-23	Franz Doll	Kolbenmotor
FR1355314A (fr) *	1962-05-30	1964-03-13		Mécanisme d'entraînement sans jeu pour machine-outil
CH410542A (de) *	1962-07-14	1966-03-31	Bruno Strandgren Carl	Rollschraube
US3192783A (en) *	1962-09-28	1965-07-06	Robert C Cruzan	Engine
DE1273272B (de) *	1964-08-19	1968-07-18	Siemens Ag	Rollspindeltrieb
DE1816506A1 (de) *	1967-12-27	1969-08-28	Toyoda Machine Works Ltd	Durch einen Elektromotor gesteuerter hydraulischer Stellmotor
GB1352841A (en) *	1970-02-11	1974-05-15	Ferranti Ltd	Screw and nut mechanisms
FR2085360A1 (it) *	1970-04-14	1971-12-24	Luc Jacques
US3752036A (en) *	1970-06-23	1973-08-14	Bardons & Oliver Inc	Programmable fluidic logic controlled machine tool
GB1363880A (en) *	1970-12-17	1974-08-21	Hartmann Laemmle Ohg	Fluid-pressure follow-up control apparatus
DE2062134C3 (de) *	1970-12-17	1974-03-28	Hartmann & Laemmle Ohg, 7000 Stuttgart-Bad Cannstatt	Steuervorrichtung mit einer mit einem Kolben eines Arbeitszylinders verbundenen MeßspindeL
JPS5231489Y2 (it) *	1971-08-23	1977-07-18
JPS49100620A (it) *	1973-01-29	1974-09-24
US3899956A (en) *	1973-11-05	1975-08-19	Olsen Controls Inc	Linear electrohydraulic pulse drive actuator
US3989223A (en) *	1973-12-28	1976-11-02	Exxon Production Research Company	Rotary motion failsafe gate valve actuator
JPS50150689U (it) *	1974-06-03	1975-12-15
DE2501761C3 (de) *	1975-01-17	1979-04-12	Hartmann & Laemmle Gmbh & Co Kg, 7255 Rutesheim	Elektrohydraulischer Nachlaufverstärker

1979
- 1979-03-17 DE DE2910530A patent/DE2910530C2/de not_active Expired
1980
- 1980-02-15 FR FR8003385A patent/FR2452018A1/fr active Granted
- 1980-02-21 GB GB8005921A patent/GB2046952B/en not_active Expired
- 1980-03-05 US US06/127,402 patent/US4369693A/en not_active Expired - Lifetime
- 1980-03-13 IT IT20566/80A patent/IT1129745B/it active
- 1980-03-14 CH CH203980A patent/CH646758A5/de not_active IP Right Cessation
- 1980-03-17 JP JP3384880A patent/JPS55126105A/ja active Pending
1986
- 1986-10-29 JP JP1986165111U patent/JPH0346245Y2/ja not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN119755174A (zh) *	2025-03-06	2025-04-04	长春一东汽车零部件制造有限责任公司	一种电动伺服液压缸
CN119755174B (zh) *	2025-03-06	2025-05-23	长春一东汽车零部件制造有限责任公司	一种电动伺服液压缸

Also Published As

Publication number	Publication date
FR2452018A1 (fr)	1980-10-17
GB2046952B (en)	1983-03-16
GB2046952A (en)	1980-11-19
DE2910530C2 (de)	1983-09-08
JPH0346245Y2 (it)	1991-09-30
DE2910530A1 (de)	1980-09-25
IT1129745B (it)	1986-06-11
CH646758A5 (de)	1984-12-14
FR2452018B1 (it)	1984-10-12
US4369693A (en)	1983-01-25
JPS62134901U (it)	1987-08-25
JPS55126105A (en)	1980-09-29

Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19970415

Publication	Publication Date	Title
AR220971A1 (es)	1980-12-15	Servovalvula hidraulica
NO793134L (no)	1980-04-14	Mekanisk kraftforsterker.
IT7828338A0 (it)	1978-10-02	Servofreno.
ES495726A0 (es)	1981-06-16	Servovalvula electrohidraulica
IT8020635A0 (it)	1980-03-14	Impianto idraulico.
NO155510C (no)	1987-04-08	Hydraulisk forsterker.
IT8021921A0 (it)	1980-05-09	Servofreno.
IT1113522B (it)	1986-01-20	Servofreno idraulico
NL190301B (nl)	1993-08-02	Selectieve versterker.
IT1129745B (it)	1986-06-11	Servoamplificatore elettroidraulico
IT1127504B (it)	1986-05-21	Servosterzo idraulico
IT7925915A0 (it)	1979-09-21	Servofreno idraulico.
IT7829548A0 (it)	1978-11-08	Servofreno idraulico.
BR8107928A (pt)	1982-09-14	Amplificador de servo-motor
FI810532A7 (fi)	1981-08-23	Servosylinteri.
IT1085292B (it)	1985-05-28	Servofreno idraulico
IT1077656B (it)	1985-05-04	Servofreno idraulico
IT8020514A0 (it)	1980-03-12	Amplificatore idraulico di potenza.
IT8026335A0 (it)	1980-11-28	Servodispositivo idraulico.
IT1126916B (it)	1986-05-21	Servosterzo idraulico
IT1083934B (it)	1985-05-25	Servofreno idraulico
SE7700373L (sv)	1977-07-17	Hydraulisk forsterkare
IT8119905A0 (it)	1981-02-20	Complesso amplificatore.
IT8122843A0 (it)	1981-07-09	Complesso amplificatore.
DK227780A (da)	1980-11-26	Forstaerkningselement til savtaender