GB8616255D0 - Proximity switch - Google Patents

Proximity switch

Info

Publication number: GB8616255D0
Authority: GB; United Kingdom
Prior art keywords: proximity switch; proximity; switch
Prior art date: 1985-07-05
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.): Granted

Application number

GB868616255A

Other versions

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.)

Baumer Electric AG

Original Assignee

Baumer Electric AG

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.)

1985-07-05

Filing date

1986-07-03

Publication date

1986-08-13

1986-07-03 Application filed by Baumer Electric AG filed Critical Baumer Electric AG

1986-08-13 Publication of GB8616255D0 publication Critical patent/GB8616255D0/en

1987-01-14 Publication of GB2177216A publication Critical patent/GB2177216A/en

1989-07-19 Application granted granted Critical

1989-07-19 Publication of GB2177216B publication Critical patent/GB2177216B/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
- H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
- H03K17/0826—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/18—Modifications for indicating state of switch
- 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
- 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
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
- H03K2017/0806—Modifications for protecting switching circuit against overcurrent or overvoltage against excessive temperature

GB8616255A 1985-07-05 1986-07-03 Proximity switch Expired GB2177216B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH292685A CH668872A5 (en)	1985-07-05	1985-07-05	PROXIMITY SWITCH.

Publications (3)

Publication Number	Publication Date
GB8616255D0 true GB8616255D0 (en)	1986-08-13
GB2177216A GB2177216A (en)	1987-01-14
GB2177216B GB2177216B (en)	1989-07-19

Family

ID=4244735

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8616255A Expired GB2177216B (en)	1985-07-05	1986-07-03	Proximity switch

Country Status (5)

Country	Link
JP (1)	JPS6213119A (en)
CH (1)	CH668872A5 (en)
DE (1)	DE3619975A1 (en)
FR (1)	FR2584550B1 (en)
GB (1)	GB2177216B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3815698A1 (en) *	1988-05-07	1989-11-16	Balluff Gebhard Feinmech	SELF-TESTING, CAPACITIVE PROXIMITY SWITCH
ATE135860T1 (en) *	1989-05-19	1996-04-15	Festo Kg	TEMPERATURE STABLE INDUCTIVE PROXIMITY SWITCH
JP2586448Y2 (en) *	1992-11-02	1998-12-09	日本ホランド株式会社	Lock coupling detection device for the fifth wheel lock mechanism
GB9411851D0 (en) *	1994-06-14	1994-08-03	Coeval Products Ltd	Vehicle warning system
SE0202715D0 (en) *	2002-09-12	2002-09-12	Goeran Hansson	Capacitive clamp protection
EP2479892B1 (en) *	2011-01-19	2013-08-28	Sensirion AG	Input device
EP2498481A1 (en)	2011-03-09	2012-09-12	Sensirion AG	Mobile phone with humidity sensor
CN105359415B (en)	2013-05-20	2017-03-08	Abb 技术有限公司	Non-contact proximity switches for machine safety

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB642495A (en) *	1947-09-06	1950-09-06	Westinghouse Brake & Signal	Self checking means for apparatus for comparing the impedance of two electric circuits
DE1809100B2 (en) *	1968-11-15	1971-09-02		SAFETY LIMIT SWITCH FOR CONTACTLESS SWITCHING
DE2140056C3 (en) *	1971-08-10	1975-05-07	Eduard 7303 Neuhausen Hermle	Contactless controllable proximity switch
CA1036686A (en) *	1973-10-29	1978-08-15	George L. Schofield (Jr.)	Presence detecting system with self-checking
JPS5931723B2 (en) *	1977-07-29	1984-08-03	株式会社東芝	input/output device
SE418426B (en) *	1978-04-10	1981-05-25	Telub Ab	Light Curtain
JPS5562630A (en) *	1978-11-02	1980-05-12	Omron Tateisi Electronics Co	Proximity switch
DE3001168A1 (en) *	1980-01-15	1981-07-23	Philips Patentverwaltung Gmbh, 2000 Hamburg	Automatic electrical equipment safety system testing - performed continuously as defined intervals, or on demand using dedicated circuits for testing e.g. isolation resistance and leakage current
DE3110390A1 (en) *	1981-03-18	1982-10-07	Gebhard Balluff, Fabrik Feinmechanischer Erzeugnisse, 7303 Neuhausen	TEST AND EVALUATION FOR PROXIMITY SWITCHES IN MACHINE CONTROLS
DE3121645A1 (en) *	1981-05-30	1982-12-16	Robert Bosch Gmbh, 7000 Stuttgart	Method and device for detecting faults in transmitters/sensors in vehicles
DE3131490A1 (en) *	1981-08-08	1983-07-21	Gebhard Balluff Fabrik feinmechanischer Erzeugnisse GmbH & Co, 7303 Neuhausen	Proximity switch
DE3320413C2 (en) *	1983-06-06	1987-01-02	Pepperl & Fuchs Gmbh & Co Kg, 6800 Mannheim	Switching device with an initiator containing an oscillator
DE3327188A1 (en) *	1983-07-28	1985-02-14	Gebhard Balluff Fabrik feinmechanischer Erzeugnisse GmbH & Co, 7303 Neuhausen	SELF-TESTING PROXIMITY SWITCH

1985
- 1985-07-05 CH CH292685A patent/CH668872A5/en not_active IP Right Cessation
1986
- 1986-06-13 DE DE19863619975 patent/DE3619975A1/en not_active Withdrawn
- 1986-06-19 FR FR8608857A patent/FR2584550B1/en not_active Expired - Lifetime
- 1986-07-03 GB GB8616255A patent/GB2177216B/en not_active Expired
- 1986-07-05 JP JP15722286A patent/JPS6213119A/en active Pending

Also Published As

Publication number	Publication date
FR2584550A1 (en)	1987-01-09
DE3619975A1 (en)	1987-01-08
CH668872A5 (en)	1989-01-31
GB2177216B (en)	1989-07-19
GB2177216A (en)	1987-01-14
FR2584550B1 (en)	1991-11-15
JPS6213119A (en)	1987-01-21

Publication	Publication Date	Title
GB2183401B (en)	1989-10-25	Switch assemblies
GB2169143B (en)	1989-06-07	Switch
GB2166552B (en)	1989-07-05	Proximity switch
GB2169711B (en)	1988-06-08	Proximity switch
EP0210789A3 (en)	1989-02-15	Electromagnetic switch
GB8523516D0 (en)	1985-10-30	Switch circuit
GB2177216B (en)	1989-07-19	Proximity switch
GB8530112D0 (en)	1986-01-15	Switch latches
GB8610625D0 (en)	1986-06-04	Switch
GB8612104D0 (en)	1986-06-25	Pushbutton switch
GB8509155D0 (en)	1985-05-15	Switching unit
GB8630537D0 (en)	1987-02-04	Push-button switch
GB8423574D0 (en)	1984-10-24	Switch
GB8606129D0 (en)	1986-04-16	Switching arrangements
GB8611217D0 (en)	1986-06-18	Switch structures
GB8502528D0 (en)	1985-03-06	Switching arrangement
GB8716363D0 (en)	1987-08-19	Rf switch
GB8626025D0 (en)	1986-12-03	Electric switch
GB8607522D0 (en)	1986-04-30	Electromagnetic switch
GB8523052D0 (en)	1985-10-23	Switching arrangements
GB2209626B (en)	1989-10-18	Electrical switch
GB2183913B (en)	1989-10-11	Electrical switch
GB8605051D0 (en)	1986-04-09	Switch
GB8503450D0 (en)	1985-03-13	Switch
GB8620349D0 (en)	1986-10-01	Switching arrangements

Legal Events

Date	Code	Title	Description
1996-02-28	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19950703