DE2833314C2 - - Google Patents

Info

Publication number
DE2833314C2
DE2833314C2 DE19782833314 DE2833314A DE2833314C2 DE 2833314 C2 DE2833314 C2 DE 2833314C2 DE 19782833314 DE19782833314 DE 19782833314 DE 2833314 A DE2833314 A DE 2833314A DE 2833314 C2 DE2833314 C2 DE 2833314C2
Authority
DE
Germany
Prior art keywords
seal
groove
closing
valve
pressure
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
DE19782833314
Other languages
German (de)
English (en)
Other versions
DE2833314A1 (de
Inventor
Reiner Dipl.-Ing. 4950 Minden De Strangfeld
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.)
ROST GMBH & CO KG, 4952 PORTA WESTFALICA, DE
Original Assignee
Dal-Georg Rost & Soehne & Co Kg 4952 Porta Westfalica De GmbH
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 Dal-Georg Rost & Soehne & Co Kg 4952 Porta Westfalica De GmbH filed Critical Dal-Georg Rost & Soehne & Co Kg 4952 Porta Westfalica De GmbH
Priority to DE19782833314 priority Critical patent/DE2833314A1/de
Publication of DE2833314A1 publication Critical patent/DE2833314A1/de
Application granted granted Critical
Publication of DE2833314C2 publication Critical patent/DE2833314C2/de
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
    • F16K31/38—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side
    • F16K31/383—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side the fluid acting on a piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K39/00—Devices for relieving the pressure on the sealing faces
    • F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves
    • F16K39/026—Devices for relieving the pressure on the sealing faces for lift valves using an external auxiliary valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K47/00—Means in valves for absorbing fluid energy

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
DE19782833314 1978-07-29 1978-07-29 Selbstschlussarmatur Granted DE2833314A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19782833314 DE2833314A1 (de) 1978-07-29 1978-07-29 Selbstschlussarmatur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782833314 DE2833314A1 (de) 1978-07-29 1978-07-29 Selbstschlussarmatur

Publications (2)

Publication Number Publication Date
DE2833314A1 DE2833314A1 (de) 1980-02-14
DE2833314C2 true DE2833314C2 (enrdf_load_stackoverflow) 1988-04-28

Family

ID=6045687

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782833314 Granted DE2833314A1 (de) 1978-07-29 1978-07-29 Selbstschlussarmatur

Country Status (1)

Country Link
DE (1) DE2833314A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3828998A1 (de) * 1988-08-26 1990-03-08 Zikesch Gmbh C H Regelventil

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3302784A1 (de) * 1983-01-28 1984-08-02 Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar Ueberstroemventil mit differenzdrucksteuerung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1926637B2 (de) * 1969-05-24 1972-02-10 Herion Werke KG, 7012 Fellbach Dichtung fuer ein umschaltventil mit einem magnetisch aus loesbaren hilfsventil

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3828998A1 (de) * 1988-08-26 1990-03-08 Zikesch Gmbh C H Regelventil

Also Published As

Publication number Publication date
DE2833314A1 (de) 1980-02-14

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: DAL-GEORG ROST & SOEHNE GMBH & CO KG, 4952 PORTA W

D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ROST GMBH & CO KG, 4952 PORTA WESTFALICA, DE

8327 Change in the person/name/address of the patent owner

Owner name: ROST & CO. GMBH, 32457 PORTA WESTFALICA, DE