GB1548159A - Proximity switch - Google Patents

Proximity switch

Info

Publication number
GB1548159A
GB1548159A GB3425876A GB3425876A GB1548159A GB 1548159 A GB1548159 A GB 1548159A GB 3425876 A GB3425876 A GB 3425876A GB 3425876 A GB3425876 A GB 3425876A GB 1548159 A GB1548159 A GB 1548159A
Authority
GB
United Kingdom
Prior art keywords
proximity switch
proximity
switch
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
GB3425876A
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
Publication of GB1548159A publication Critical patent/GB1548159A/en
Expired 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
GB3425876A 1975-09-06 1976-08-17 Proximity switch Expired GB1548159A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752539765 DE2539765C2 (en) 1975-09-06 1975-09-06 Capacitive proximity switch

Publications (1)

Publication Number Publication Date
GB1548159A true GB1548159A (en) 1979-07-04

Family

ID=5955813

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3425876A Expired GB1548159A (en) 1975-09-06 1976-08-17 Proximity switch

Country Status (3)

Country Link
DE (1) DE2539765C2 (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
EP2096758B1 (en) * 2004-10-19 2014-07-16 Panasonic Corporation Touch key and induction heating cooking device employing the same

Families Citing this family (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

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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.
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
GB1287752A (en) * 1969-03-17 1972-09-06 Lucas Industries Ltd Road vehicle electrical control systems
DE2239359A1 (en) * 1972-08-10 1974-02-21 Bosch Gmbh Robert SWITCH ARRANGEMENT WITH A CAPACITIVE DETECTOR

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2096758B1 (en) * 2004-10-19 2014-07-16 Panasonic Corporation Touch key and induction heating cooking device employing the same

Also Published As

Publication number Publication date
DE2539765B1 (en) 1976-11-18
DE2539765C2 (en) 1987-06-19
FR2366651B1 (en) 1982-10-01
FR2366651A1 (en) 1978-04-28

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee