GB9008870D0 - Proximity detector - Google Patents

Proximity detector

Info

Publication number: GB9008870D0
Authority: GB; United Kingdom
Prior art keywords: proximity detector; proximity; detector
Prior art date: 1990-04-20
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

GB9008870A

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.)

Formula Systems Ltd

Original Assignee

Formula Systems Ltd

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.)

1990-04-20

Filing date

1990-04-20

Publication date

1990-06-20

1990-04-20 Application filed by Formula Systems Ltd filed Critical Formula Systems Ltd

1990-04-20 Priority to GB9008870A priority Critical patent/GB2243217A/en

1990-06-20 Publication of GB9008870D0 publication Critical patent/GB9008870D0/en

1991-10-23 Publication of GB2243217A publication Critical patent/GB2243217A/en

Status Withdrawn legal-status Critical Current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
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
- B66B13/26—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between closing doors
- 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
- H03K17/941—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector
- 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
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/40—Safety devices, e.g. detection of obstructions or end positions
- E05F15/42—Detection using safety edges
- E05F15/46—Detection using safety edges responsive to changes in electrical capacitance
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/104—Application of doors, windows, wings or fittings thereof for buildings or parts thereof for elevators
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/96—Touch switches
- H03K2217/9607—Capacitive touch switches
- H03K2217/960735—Capacitive touch switches characterised by circuit details
- H03K2217/96075—Capacitive touch switches characterised by circuit details involving bridge circuit

GB9008870A 1990-04-20 1990-04-20 Proximity detector for use on doors Withdrawn GB2243217A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB9008870A GB2243217A (en)	1990-04-20	1990-04-20	Proximity detector for use on doors

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB9008870A GB2243217A (en)	1990-04-20	1990-04-20	Proximity detector for use on doors

Publications (2)

Publication Number	Publication Date
GB9008870D0 true GB9008870D0 (en)	1990-06-20
GB2243217A GB2243217A (en)	1991-10-23

Family

ID=10674705

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9008870A Withdrawn GB2243217A (en)	1990-04-20	1990-04-20	Proximity detector for use on doors

Country Status (1)

Country	Link
GB (1)	GB2243217A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2279750A (en) *	1993-07-10	1995-01-11	Paul Thomas Ryan	Capacitive proximity sensor
WO1998018710A1 (en) *	1996-10-25	1998-05-07	Yashima Engineering Co., Ltd.	Safety device for elevator door
US6307384B2 (en) *	1999-01-07	2001-10-23	Honeywell International Inc.	Micropower capacitance-based proximity sensor
EP1277907A3 (en) *	2001-03-28	2004-03-10	Company for Technology Transfer and Patents (Sark-Kistner)	Anti-nipping device for power operated parts, in particular for automatic sliding doors
US6750624B2 (en)	2001-10-17	2004-06-15	Delphi Technologies, Inc.	Non-contact obstacle detection system utilizing ultra sensitive capacitive sensing
US6777958B2 (en)	2001-10-17	2004-08-17	Delphi Technologies, Inc.	Method and apparatus for detecting a change in capacitance of a capacitive proximity sensor
DE102004009357B4 (en) *	2003-12-20	2007-06-14	Diehl Ako Stiftung & Co. Kg	Control panel for a household electronic device
SE0402261D0 (en)	2004-09-17	2004-09-17	Electrolux Home Prod Corp	Capacitive Sensor System
DE102005003489A1 (en) *	2005-01-25	2006-08-03	Sick Ag	Capacitive sensor for controlling danger area of machine, has condenser electrodes whose capacity is determined by evaluating and controlling circuit, where control signal controls machine movement by circuit depending on capacity values
DE102005003488B4 (en) *	2005-01-25	2009-03-19	Sick Ag	Capacitive sensor and monitoring method
US7537511B2 (en)	2006-03-14	2009-05-26	Micron Technology, Inc.	Embedded fiber acoustic sensor for CMP process endpoint
MX2008011807A (en) *	2006-03-17	2008-10-02	Electrolux Home Prod Corp	Door position sensor.
DE102010043537A1 (en) *	2010-11-08	2012-05-10	BSH Bosch und Siemens Hausgeräte GmbH	household appliance
DE202017102443U1 (en)	2016-05-18	2017-08-28	Hörmann KG Antriebstechnik	Garage, industrial or entrance gate with non-contact closing edge safety device
EP3287585A1 (en)	2016-08-22	2018-02-28	Captron Electronic GmbH	Capacitive jam protection
AT519601A1 (en) *	2017-02-14	2018-08-15	Liberda Viktor	METHOD AND DEVICE FOR CONTROLLING A DOOR, PREFERABLY SLIDING DOOR

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3370677A (en) *	1966-01-12	1968-02-27	Westinghouse Electric Corp	Proximity sensing apparatus and sensor therefor
ATE43822T1 (en) *	1985-08-22	1989-06-15	Inventio Ag	DEVICE ON AUTOMATIC DOORS TO DETECT OBSTACLES.
GB8527277D0 (en) *	1985-11-06	1985-12-11	Formula Systems Ltd	Proximity detector
GB2186374B (en) *	1986-02-06	1990-04-18	Formula Systems Ltd	Signal compensation circuits
GB2205982B (en) *	1987-06-11	1991-07-24	Formula Systems Ltd	Proximity detection systems

1990
- 1990-04-20 GB GB9008870A patent/GB2243217A/en not_active Withdrawn

Also Published As

Publication number	Publication date
GB2243217A (en)	1991-10-23

Publication	Publication Date	Title
IL99730A0 (en)	1992-08-18	Infrated detector devices
GB9018129D0 (en)	1990-10-03	Castors
HK1008095A1 (en)	1999-04-30	Metal detector
AU111085S (en)	1991-05-22	Sunlounger
GB2240266B (en)	1993-06-16	Castors
GB9008870D0 (en)	1990-06-20	Proximity detector
EP0447713A3 (en)	1991-10-23	Position detector
GB2250584B (en)	1994-07-20	Displacement detector
EP0528689A3 (en)	1993-12-22	Detector
AU111674S (en)	1991-08-02	Metal detector
AU110900S (en)	1991-05-01	Facsimilie
EP0474170A3 (en)	1992-04-29	Pyroelectrical detector arrangement
AU109294S (en)	1990-10-26	Listello
EP0491210A3 (en)	1992-12-30	Intensity detector
GB2261073B (en)	1994-02-16	Metal detector
GB9018074D0 (en)	1990-10-03	Detector
AU115137S (en)	1992-09-16	Detector
AU111648S (en)	1991-08-02	Switched proximity detector
AU111484S (en)	1991-07-11	Switched proximity detector
AU111487S (en)	1991-07-11	Switched proximity detector
AU111488S (en)	1991-07-11	Switched proximity detector
AU111489S (en)	1991-07-11	Switched proximity detector
AU111646S (en)	1991-08-02	Switched proximity detector
AU111647S (en)	1991-08-02	Switched proximity detector
AU111486S (en)	1991-07-11	Switched proximity detector

Legal Events

Date	Code	Title	Description
1992-12-23	WAP	Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)