DD137615A1 - Einrichtung zur beruehrungslosen schaltstellungsueberwachung an hydraulischen oder pneumatischen ventilen - Google Patents

Einrichtung zur beruehrungslosen schaltstellungsueberwachung an hydraulischen oder pneumatischen ventilen

Info

Publication number
DD137615A1
DD137615A1 DD20655378A DD20655378A DD137615A1 DD 137615 A1 DD137615 A1 DD 137615A1 DD 20655378 A DD20655378 A DD 20655378A DD 20655378 A DD20655378 A DD 20655378A DD 137615 A1 DD137615 A1 DD 137615A1
Authority
DD
German Democratic Republic
Prior art keywords
hydraulic
pneumatic valves
contactless monitoring
contactless
monitoring
Prior art date
Application number
DD20655378A
Other languages
English (en)
Inventor
Ludwig Denk
Original Assignee
Ludwig Denk
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 Ludwig Denk filed Critical Ludwig Denk
Priority to DD20655378A priority Critical patent/DD137615A1/de
Priority to DE19792925581 priority patent/DE2925581C2/de
Publication of DD137615A1 publication Critical patent/DD137615A1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches
    • H03K17/95—Proximity switches using a magnetic detector
    • H03K17/9505—Constructional details
    • 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/0041—Electrical or magnetic means for measuring valve parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
DD20655378A 1978-07-06 1978-07-06 Einrichtung zur beruehrungslosen schaltstellungsueberwachung an hydraulischen oder pneumatischen ventilen DD137615A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DD20655378A DD137615A1 (de) 1978-07-06 1978-07-06 Einrichtung zur beruehrungslosen schaltstellungsueberwachung an hydraulischen oder pneumatischen ventilen
DE19792925581 DE2925581C2 (de) 1978-07-06 1979-06-25 Einrichtung zur berührungslosen Schaltstellungsüberwachung an hydraulischen oder pneumatischen Ventilen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD20655378A DD137615A1 (de) 1978-07-06 1978-07-06 Einrichtung zur beruehrungslosen schaltstellungsueberwachung an hydraulischen oder pneumatischen ventilen

Publications (1)

Publication Number Publication Date
DD137615A1 true DD137615A1 (de) 1979-09-12

Family

ID=5513488

Family Applications (1)

Application Number Title Priority Date Filing Date
DD20655378A DD137615A1 (de) 1978-07-06 1978-07-06 Einrichtung zur beruehrungslosen schaltstellungsueberwachung an hydraulischen oder pneumatischen ventilen

Country Status (2)

Country Link
DD (1) DD137615A1 (de)
DE (1) DE2925581C2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4744542A (en) * 1986-04-15 1988-05-17 Heilmeier & Weinlein Fabrik Fur Oel-Hydraulik Gmbh & Co. Kg Hydraulic control apparatus

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4408159A (en) * 1981-04-02 1983-10-04 Abex Corporation Proximity sensing head
DE3210554A1 (de) * 1982-03-23 1983-10-06 Kugelfischer G Schaefer & Co Hydraulikventil mit stellungsueberwachung
DE3306922A1 (de) * 1983-02-26 1984-08-30 Leifeld und Lemke Maschinenfabrik GmbH & Co KG, 4993 Rahden Steuerungseinrichtung zum abfuellen von fluessigkeiten
GB8601841D0 (en) * 1986-01-25 1986-02-26 Yale Materials Handling Ltd Vehicles
FR2694976B1 (fr) * 1992-08-18 1994-09-30 Telemecanique Appareil de détection de position.
DE4239635C2 (de) * 1992-11-23 1998-02-12 Hartmann & Braun Ag Einrichtung zur Wegerfassung von Ventilstangenbewegungen elektropneumatischer Stellungsregler
DE4317084A1 (de) * 1993-05-21 1994-11-24 Gernot Schmid Unterdruck-Sicherheitsventil
DE4335895C2 (de) * 1993-10-21 1996-11-14 Telefunken Microelectron Schaltungsanordnung zur Auswertung der Schalterstellung eines Drückerschalters
DK142593D0 (da) * 1993-12-21 1993-12-21 Ole Cramer Nielsen Apparat til styring af en ventil
DE102004032981B4 (de) * 2004-07-08 2006-10-26 Preh Gmbh Ventil zur Schaltstellungsüberwachung von Ventilen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2311408A1 (de) * 1973-03-08 1974-09-19 Teldix Gmbh Ventil

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4744542A (en) * 1986-04-15 1988-05-17 Heilmeier & Weinlein Fabrik Fur Oel-Hydraulik Gmbh & Co. Kg Hydraulic control apparatus

Also Published As

Publication number Publication date
DE2925581C2 (de) 1982-11-04
DE2925581A1 (de) 1980-02-07

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Legal Events

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