DE3237103C2 - - Google Patents

Info

Publication number
DE3237103C2
DE3237103C2 DE19823237103 DE3237103A DE3237103C2 DE 3237103 C2 DE3237103 C2 DE 3237103C2 DE 19823237103 DE19823237103 DE 19823237103 DE 3237103 A DE3237103 A DE 3237103A DE 3237103 C2 DE3237103 C2 DE 3237103C2
Authority
DE
Germany
Prior art keywords
valve
pilot
connection
spring
control
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 - Fee Related
Application number
DE19823237103
Other languages
German (de)
English (en)
Other versions
DE3237103A1 (de
DE3237103C3 (de
Inventor
Guenther 2940 Wilhelmshaven De Wessel
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.)
WESSEL-HYDRAULIK GUENTHER WESSEL 2940 WILHELMSHAVEN DE
Original Assignee
WESSEL-HYDRAULIK GUENTHER WESSEL 2940 WILHELMSHAVEN DE
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 WESSEL-HYDRAULIK GUENTHER WESSEL 2940 WILHELMSHAVEN DE filed Critical WESSEL-HYDRAULIK GUENTHER WESSEL 2940 WILHELMSHAVEN DE
Priority to DE19823237103 priority Critical patent/DE3237103C3/de
Publication of DE3237103A1 publication Critical patent/DE3237103A1/de
Application granted granted Critical
Publication of DE3237103C2 publication Critical patent/DE3237103C2/de
Publication of DE3237103C3 publication Critical patent/DE3237103C3/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/003—Systems with load-holding valves
    • 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50545—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using braking valves to maintain a back pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Safety Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
DE19823237103 1982-10-07 1982-10-07 Sicherheitsventil als Lasthalteventil in der Hebezeughydraulik Expired - Fee Related DE3237103C3 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19823237103 DE3237103C3 (de) 1982-10-07 1982-10-07 Sicherheitsventil als Lasthalteventil in der Hebezeughydraulik

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823237103 DE3237103C3 (de) 1982-10-07 1982-10-07 Sicherheitsventil als Lasthalteventil in der Hebezeughydraulik

Publications (3)

Publication Number Publication Date
DE3237103A1 DE3237103A1 (de) 1984-04-12
DE3237103C2 true DE3237103C2 (enrdf_load_stackoverflow) 1991-11-28
DE3237103C3 DE3237103C3 (de) 1997-01-23

Family

ID=6175135

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823237103 Expired - Fee Related DE3237103C3 (de) 1982-10-07 1982-10-07 Sicherheitsventil als Lasthalteventil in der Hebezeughydraulik

Country Status (1)

Country Link
DE (1) DE3237103C3 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10336684A1 (de) * 2003-08-09 2005-03-03 Deere & Company, Moline Hydraulische Steueranordnung für eine mobile Arbeitsmaschine
KR101592453B1 (ko) * 2007-05-11 2016-02-05 노르드휘드라울릭 아베 유압식 부하 조절 밸브 장치

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630526A (en) * 1985-05-08 1986-12-23 Deere & Company Force control system including bypass flow path for implement with relatively movable frame parts
DE3530408A1 (de) * 1985-08-26 1987-02-26 Wessel Hydraulik Hydraulische sicherheitssteuerung fuer eine betaetigungsabfolge zweier hydraulischer antriebsvorrichtungen
DE68915644T2 (de) * 1988-02-24 1994-09-22 Hitachi Construction Machinery Co., Ltd., Tokio/Tokyo Ventilanordnung.
DE4021347A1 (de) * 1990-07-05 1992-01-16 Heilmeier & Weinlein Hydraulische steuervorrichtung
DE4107776A1 (de) 1991-03-11 1992-09-17 Heilmeier & Weinlein Hydraulische steuervorrichtung
DE9412531U1 (de) 1994-08-03 1994-09-29 Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 81673 München Hydraulische Steuervorrichtung
DE19545433A1 (de) * 1995-12-06 1997-06-19 Karl Paul Hebe- und Versetzvorrichtung zur Handhabung von plattenförmigen Gegenständen
IT1292919B1 (it) * 1997-05-13 1999-02-11 Mita Oleodinamica Spa Distributore per un sollevatore idraulico a posizione e sforzo controllati per trattori e macchine agricole.
DE19750253C2 (de) * 1997-11-13 2002-01-17 Wessel Hydraulik Lasthalteventilanordnung
RU2403459C2 (ru) * 2008-10-10 2010-11-10 Зао "Нпп "Промтрансавтоматика" Гидропривод моста раскрывающейся системы
DE102008064137A1 (de) * 2008-12-19 2010-07-01 Robert Bosch Gmbh Hydraulische Steueranordnung
DE102019131980A1 (de) * 2019-11-26 2021-05-27 Moog Gmbh Elektrohydrostatisches System mit Drucksensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2461021A1 (de) * 1974-12-21 1976-06-24 Bosch Gmbh Robert Vorrichtung zur steuerung wenigstens einer hydraulischen stelleinrichtung
GB1551481A (en) * 1977-01-12 1979-08-30 Ford Motor Co Hydraulic valve assembly
DE3014202A1 (de) * 1980-04-14 1981-10-15 Linde Ag, 6200 Wiesbaden Schieberventil

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10336684A1 (de) * 2003-08-09 2005-03-03 Deere & Company, Moline Hydraulische Steueranordnung für eine mobile Arbeitsmaschine
KR101592453B1 (ko) * 2007-05-11 2016-02-05 노르드휘드라울릭 아베 유압식 부하 조절 밸브 장치

Also Published As

Publication number Publication date
DE3237103A1 (de) 1984-04-12
DE3237103C3 (de) 1997-01-23

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: B66C 13/20

D2 Grant after examination
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8305 Restricted maintenance of patent after opposition
D4 Patent maintained restricted
8339 Ceased/non-payment of the annual fee