DE2539765C2 - - Google Patents

Info

Publication number
DE2539765C2
DE2539765C2 DE19752539765 DE2539765A DE2539765C2 DE 2539765 C2 DE2539765 C2 DE 2539765C2 DE 19752539765 DE19752539765 DE 19752539765 DE 2539765 A DE2539765 A DE 2539765A DE 2539765 C2 DE2539765 C2 DE 2539765C2
Authority
DE
Germany
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
DE19752539765
Other languages
German (de)
Other versions
DE2539765B1 (en
Inventor
Erich Gerum
Werner 8500 Nuernberg De Arnold
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.)
Diehl Verwaltungs Stiftung
Original Assignee
Diehl GmbH and Co
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 Diehl GmbH and Co filed Critical Diehl GmbH and Co
Priority to DE19752539765 priority Critical patent/DE2539765B1/en
Priority to GB3425876A priority patent/GB1548159A/en
Priority to GB637077A priority patent/GB1548160A/en
Priority to FR7626755A priority patent/FR2366651A1/en
Publication of DE2539765B1 publication Critical patent/DE2539765B1/en
Application granted granted Critical
Publication of DE2539765C2 publication Critical patent/DE2539765C2/de
Granted legal-status Critical Current

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
    • H03K17/955—Proximity switches using a capacitive detector
DE19752539765 1975-09-06 1975-09-06 Capacitive proximity switch Granted DE2539765B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19752539765 DE2539765B1 (en) 1975-09-06 1975-09-06 Capacitive proximity switch
GB3425876A GB1548159A (en) 1975-09-06 1976-08-17 Proximity switch
GB637077A GB1548160A (en) 1975-09-06 1976-08-17 Proximity switch
FR7626755A FR2366651A1 (en) 1975-09-06 1976-09-06 PROXIMITY DETECTOR SWITCH

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752539765 DE2539765B1 (en) 1975-09-06 1975-09-06 Capacitive proximity switch

Publications (2)

Publication Number Publication Date
DE2539765B1 DE2539765B1 (en) 1976-11-18
DE2539765C2 true DE2539765C2 (en) 1987-06-19

Family

ID=5955813

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752539765 Granted DE2539765B1 (en) 1975-09-06 1975-09-06 Capacitive proximity switch

Country Status (3)

Country Link
DE (1) DE2539765B1 (en)
FR (1) FR2366651A1 (en)
GB (1) GB1548159A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3911009A1 (en) * 1989-04-05 1990-10-11 Ifm Electronic Gmbh ELECTRONIC PROXIMITY SWITCH

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4082402B2 (en) * 2004-10-19 2008-04-30 松下電器産業株式会社 Induction cooker using touch keys

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1766553C (en) * Westdeutscher Wach- und Schutzdienst, 4300 Essen Radar space protection system
US3048136A (en) * 1957-04-24 1962-08-07 Elmond A Holmes Antenna compensating electrodes for use in dissipative medium
CH396704A (en) * 1960-04-22 1965-07-31 Mettler Alois Electrical security system with a transmitter for emitting electromagnetic waves
DE1959843U (en) * 1964-11-14 1967-05-03 Pinkerton S Inc ELECTROMAGNETIC OBJECT DETECTOR.
US3331065A (en) * 1962-05-31 1967-07-11 Sylvania Electric Prod Signal processing circuit for intrusion alarm system
DE2011646A1 (en) * 1969-03-17 1970-09-24 Joseph Lucas (Industries) Ltd., Birmingham (Grossbritannien) Electric control

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515987A (en) * 1967-10-20 1970-06-02 Avco Corp Coplanar dielectric probe having means for minimizing capacitance from stray sources
CH496281A (en) * 1969-03-11 1970-09-15 Groen Johannes Device for dispensing a liquid with at least one electromagnetic valve controlled by a proximity detector
DE2239359A1 (en) * 1972-08-10 1974-02-21 Bosch Gmbh Robert SWITCH ARRANGEMENT WITH A CAPACITIVE DETECTOR

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1766553C (en) * Westdeutscher Wach- und Schutzdienst, 4300 Essen Radar space protection system
US3048136A (en) * 1957-04-24 1962-08-07 Elmond A Holmes Antenna compensating electrodes for use in dissipative medium
CH396704A (en) * 1960-04-22 1965-07-31 Mettler Alois Electrical security system with a transmitter for emitting electromagnetic waves
US3331065A (en) * 1962-05-31 1967-07-11 Sylvania Electric Prod Signal processing circuit for intrusion alarm system
DE1959843U (en) * 1964-11-14 1967-05-03 Pinkerton S Inc ELECTROMAGNETIC OBJECT DETECTOR.
DE2011646A1 (en) * 1969-03-17 1970-09-24 Joseph Lucas (Industries) Ltd., Birmingham (Grossbritannien) Electric control

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Handbuch für Hochfrequenz- und Elektro-Techniker, Bd.5, Verlag für Radio-Foto-Technik, Berlin, 1957,Stichwort "Kompensator" *
In Betracht gezogene ältere Anmeldung: DE 21 01 714 C3 *
LÜGER, Lexikon der Technik,Bd.2,Deutsche Verlags- Anstalt GmbH, Stuttgart, 1960, S.294,295,213-215, 564,565 *
LÜGER,Lexikon der Technik,Bd.13,Deutsche Verlags- Anstalt GmbH, Stuttgart, 1968, S.522,523 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3911009A1 (en) * 1989-04-05 1990-10-11 Ifm Electronic Gmbh ELECTRONIC PROXIMITY SWITCH

Also Published As

Publication number Publication date
FR2366651A1 (en) 1978-04-28
GB1548159A (en) 1979-07-04
FR2366651B1 (en) 1982-10-01
DE2539765B1 (en) 1976-11-18

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Legal Events

Date Code Title Description
8225 Change of the main classification

Ipc: H03K 17/955

8281 Inventor (new situation)

Free format text: GERUM, ERICH ARNOLD, WERNER, 8500 NUERNBERG, DE

8339 Ceased/non-payment of the annual fee