WO2006053990A1 - Procede et dispositif de declenchement manuel - Google Patents
Procede et dispositif de declenchement manuel Download PDFInfo
- Publication number
- WO2006053990A1 WO2006053990A1 PCT/FR2005/002875 FR2005002875W WO2006053990A1 WO 2006053990 A1 WO2006053990 A1 WO 2006053990A1 FR 2005002875 W FR2005002875 W FR 2005002875W WO 2006053990 A1 WO2006053990 A1 WO 2006053990A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light rays
- face
- flexible
- processing circuit
- signal
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/12—Manually actuated calamity alarm transmitting arrangements emergency non-personal manually actuated alarm, activators, e.g. details of alarm push buttons mounted on an infrastructure
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
Definitions
- the present invention relates to a method and a device for manual triggering. It applies, in particular, to fire safety systems called manual or "broken glass" triggers with which any user can trigger an alarm, particularly in fire detection systems.
- the present invention aims, in a first aspect, a manual triggering device, characterized in that it comprises:
- a housing having a flexible or movable face
- means for receiving the electromagnetic field emitted by the transmitting means adapted to emit a signal representative of the electromagnetic field that it receives; means for modulating the electromagnetic field emitted by the transmitting means connected to the flexible face; movable housing so that, when the flexible or movable face deforms or moves, the receiving means receives a field electromagnetic modulation modulated by the modulation means according to the deformation of the flexible or mobile face and
- a circuit for processing the signal emitted by the light ray reception means adapted to detect a modulation of the electromagnetic field representative of a support on the flexible or mobile face with a predetermined support force and to be controlled, as soon as the detection occurred, the change of appearance of a witness visible from the outside of the case.
- the modulation means is adapted to continuously modulate the electromagnetic field emitted by the transmitting means so that, when the flexible or moving face deforms or moves, the electromagnetic field receiving means receives a electromagnetic field continuously modulated by the modulating means.
- the transmitting means and the receiving means jointly form a capacitor, the deformation of the flexible or mobile face modifying the electrical characteristics of said capacitor and varying its capacitance.
- the electromagnetic field is a propagation of light
- the device as briefly described above comprising:
- a means for modulating the light rays emitted by the transmitting means connected to the flexible or movable face of the housing so that, when the flexible or moving face is deformed or displaced, the means for receiving light rays receive light rays; modulated by the modulation means and - a signal processing circuit emitted by the light ray reception means adapted to detect a modulation of the light rays representative of a support on the flexible or movable face with a predetermined support force and to be controlled, as soon as the detection has taken place, the change of appearance of a witness visible from the outside of the housing.
- the modulation means is adapted to continuously modulate the light rays emitted by the transmitting means so that, when the flexible or moving face is deformed or displaced, the light ray receiving means receives light rays continuously modulated by the modulating means.
- the light ray emitting means comprises a light emitting diode.
- the means for modulating the light rays comprises the internal face of the housing of the flexible or movable face, internal face on which are reflected towards the receiving means, the light rays emitted by the transmitting means.
- the means for modulating the light rays comprises an opaque component set in motion by the deformation or displacement of the flexible or movable face to interpose between the light ray emitting means and the light receiving means. these light rays.
- the detection of deformation or movement of the front face is simplified and the interval between the transmitting means and the receiving means can be very narrow, which limits the risk of disturbance by parts, dust or third movement.
- the receiving means comprises a photosensitive semiconductor component.
- a photodiode or a phototransistor can be implemented and the receiving means is sensitive and long-lasting.
- the processing circuit is adapted to control the change of state of the witness after transmission of an alert message to a central station and reception of an acknowledgment message from the central station. .
- the processing circuit comprises a magnetic means adapted to change configuration when triggering and to rearm device and resume its initial configuration when implementing a magnetic key.
- the witness is mechanically combined by magnetic means. Thanks to each of these provisions, only the magnetic key can rearm the device.
- the signal processing circuit is adapted to communicate with a central station and receive from the central station a reset command, the processing circuit being adapted to rearm and return to the witness its initial appearance upon receipt of the reset instruction.
- the reset can be controlled remotely, via a wired or wireless link, which reduces the time spent rearming the device.
- the signal processing circuit is adapted to measure the time elapsed since a manual trigger, then to rearm and return to the witness its initial appearance when said duration is greater than a predetermined duration.
- the rearming can take place after a period considered sufficient for the emergency services to have been informed of the alarm and if it were a false alarm, the device could be operational for a new alarm at the earliest, following a delay or a programming.
- the signal processing circuit is adapted to test the reception of light rays by the reception means and, if there is no reception, to emit an alert signal indicating a malfunction of the device.
- the signal processing circuit is adapted to measure the duration of a manual trigger, then to rearm and return to the witness its initial appearance when said duration is greater than a predetermined duration.
- the rearming of the device can be performed by causing a long duration trip, for example, at least ten seconds.
- the signal processing circuit is adapted to detect a modulation of the light rays representative of a traction on the flexible or mobile face with a predetermined traction force and to rearm and return to the witness its initial appearance as soon as possible. that the traction detection has taken place.
- the present invention aims, according to a second aspect, a manual release method, characterized in that it comprises:
- a step of processing the signal representative of the electromagnetic field received to detect a modulation of the electromagnetic field representative of a support on the flexible or mobile face with a predetermined support force and to command, as soon as the detection has taken place, the change appearance of a witness visible from the outside of the housing.
- the electromagnetic field is a propagation of light, the method as briefly described above comprising: a step of emitting light rays,
- a step of processing the signal representative of the light rays received to detect a modulation of the light rays representative of a support on the flexible or mobile face with a predetermined support force and to command, as soon as the detection has taken place, the change appearance of a witness visible from the outside of the housing.
- FIG. 1 represents, schematically, in section, a manual triggering device according to a first embodiment of the present invention
- FIG. 2 schematically represents, in section, a manual release device according to a second embodiment of the present invention
- FIG. 3 is a diagrammatic sectional view of a manual release device according to a third embodiment of the present invention
- FIG. 4 represents a logic diagram of steps of a particular embodiment of the method that is the subject of the present invention.
- FIG. 1 represents, schematically, in section, a manual triggering device according to a first embodiment of the present invention
- FIG. 1 shows a manual triggering device 100 comprising:
- a means for emitting light rays 115 a means for emitting light rays 115, a means 120 for receiving light rays emitted by the transmission means 115 adapted to emit a signal representative of the light rays which it receives,
- a processing circuit 130 of the signal emitted by the light ray reception means 120 adapted to detect a modulation of the light rays representative of a bearing on the face 110 with a predetermined support force
- a witness 135 visible from the outside of the housing 105 controlled by the processing circuit 130.
- the housing 105 is of known type. It is electrically connected to a central station (not shown), via a link, wired or not, 150. It is usually attached to a wall.
- the face 110 is, in this embodiment, flexible and elastic and is preferably all or part of the front face of the housing 105.
- the light ray emitting means 115 preferably comprises an electroluminescent semiconductor component, for example a light emitting diode.
- the receiving means 120 preferably comprises a photosensitive semiconductor component, for example a photodiode or a phototransistor, which emits a signal representative of the light rays that it receives.
- a photosensitive semiconductor component for example a photodiode or a phototransistor, which emits a signal representative of the light rays that it receives.
- the modulation means 125 comprises, here, the inner face of the housing 105 of the face 110 on which the rays emitted by the light-emitting diode 115 are reflected.
- the light-ray receiving means 120 receives light rays modulated by the modulating means 125. Due to the geometry of the positions of the light-emitting diode 115, the reflecting surface of the face internal position and the position of the receiving means 120, the intensity of the signal coming out of receiving means 120 is maximum when no support is exerted on the face 110. When a support is exerted on this face 110, the modulation is a reduction in the light intensity received by the receiving means 120 and, by way of consequently, a reduction in the intensity of the electrical signal coming from the reception means 120.
- the processing circuit 130 of the signal coming from the reception means can measure the force exerted on the front face and trigger an alarm signal transmitted to the central station 150 when the intensity of the signal transmitted by the receiving means 120 becomes less than a predetermined value corresponding to a normalized support force (in accordance with regulations in force eg European regulations).
- the light emitted by the light-emitting diode 115 is preferably variable, for example in the form of slots, that is to say that the light intensity alternately takes two values, for example zero and nominal .
- the processing circuit 130 can measure the stray light and count it from the received light.
- the processing circuit 130 waits to receive, from the central station 150, an acknowledgment signal of the alarm and then triggers a change.
- 135, for example, is a light-emitting diode positioned on the front face of the housing 105 and is intermittently switched on by the processing circuit 130 after receipt of the acknowledgment by the operator. central station 150.
- a magnetic component 140 for resetting, in the embodiment illustrated in FIG. 1, a magnetic component 140, known as a flexible blade switch or ILS, is provided in the processing circuit 130, which changes configuration when the detector is detected. a predetermined force support on the face 110 or the reception of the acknowledgment signal from the central station 150 and a magnetic key 145 which is necessary to restore the initial state to this magnetic component 140.
- the magnetic component 140 which controls the state of the control 135, for example by closing a supply circuit of this control.
- the signal processing circuit 130 is adapted to test the reception of light rays by the receiving means 120.
- the signal processing circuit modulates, during test phases, for example daily, the power supply signal. of the light emitting diode 115, for example in the form of sawtooth signals and measures the intensity of the signal emitted by the receiving means 120.
- the processing circuit 130 can compensate for this drift by modifying the detection threshold.
- the processing circuit 130 sends, to the central station 150, a signal indicating a malfunction of the manual triggering device. It is observed that the growth of the influence of the stray light can come from a fracture of the housing 105 or the face 110 while the drift of the response of the device can come from the presence of dust in the optical system.
- FIG. 2 shows a manual triggering device 200 comprising:
- a housing 205 having a movable surface 210, a light-emitting means 215,
- a processing circuit 230 of the signal emitted by the light beam receiving means 220 adapted to detect a modulation of the light rays representative of a bearing on the face 210 with a predetermined support force
- a witness 235 visible from the outside of the housing 205 controlled by the processing circuit 230.
- the casing 205 is of known type. It is electrically connected to a central station (not shown), via a link, wire or not, 250. It is usually attached to a wall.
- the face 210 is, in this embodiment, movable in translation or in rotation along or about, respectively, an axis of rotation parallel to its plane and is preferably all or part of the front face of the housing 205.
- a return spring 225 pushes the face 210 towards the outside of the housing 205.
- the light ray emitting means 215 and the receiving means 220 constitute, jointly, a single optical component and are positioned on either side of a narrow passage in which sinks, when pressing on the face 210, an opaque piece connected to the face 210, constituting the modulation means 225, parallel to the direction of movement of the face 210 and perpendicular to the plane of the face 210.
- the modulation means 225 therefore comprises, here, the opaque piece linked to the face 210 which progressively obstructs the optical path between the transmitter 215 and the receiver 220.
- the light beam receiving means 220 receives light rays modulated by the modulation means 225. Due to the geometry of the positions of the emitter 215, the part connected to the face 210 and the position the means of reception 220, the intensity of the signal leaving the receiving means 220 is maximum when no support is exerted on the face 210.
- the modulation is a reduction in the light intensity received by the receiving means 220 and, consequently, a reduction in the intensity of the electrical signal from the receiving means 220.
- the signal processing circuit 230 from the receiving means 220 can measure the force exerted on the front face and trigger an alarm signal transmitted to the central station 250 when the intensity of the signal transmitted by the receiving means 220 becomes less than a predetermined value corresponding to a force standardized support (in accordance with current regulations, eg European regulations).
- the light emitted by the transmitter 215 is preferably variable, for example in the form of slots, that is to say that the light intensity alternately takes two values, for example zero and nominal .
- the processing circuit 230 can measure the stray light and count it down from the received light.
- the processing circuit 230 waits to receive, from the central station 250, an acknowledgment signal of the alarm and then triggers a change 235.
- the indicator 235 is a light-emitting diode positioned on the front face of the housing 205 and which is intermittently switched on by the processing circuit 230 after receiving the acknowledgment of receipt from the operator. central station 250.
- the signal processing circuit 230 is adapted to communicate with the central station 250 and to receive, from the central station 250, a reset instruction. Upon receipt of this instruction, the processing circuit 230 returns the witness 235 its initial appearance and returns to the central station 250, an acknowledgment of receipt of the reset instruction.
- the signal processing circuit 230 is adapted to measure the duration passed since a manual trigger and, when said duration is greater than a predetermined duration, for example two hours, it returns to the control 235 its initial appearance and transmits at the central station 250, a message indicating the resetting of the manual trigger device 200.
- the signal processing circuit 230 is adapted to measure the duration of a manual trigger and, when said duration is greater than a predetermined duration, for example fifteen seconds, it returns to the witness 235 its initial appearance and transmits, to the post 250, a message indicating the resetting of the manual trigger device 200.
- the signal processing circuit 230 is adapted to test the reception of light rays by the reception means 220.
- the signal processing circuit 230 modulates, during test phases, for example daily, the signal of supply of the transmission means 215, for example in the form of sawtooth signals and measures the intensity of the signal transmitted by the receiving means 220.
- the processing circuit 230 can compensate for this drift by modifying the threshold of detection.
- the processing circuit 230 transmits, to the central station 250, a signal indicating a malfunction of the manual triggering device. 200. It is observed that the growth of the influence of the stray light can come from a fracture of the housing 205 or the face 210 while the drift of the response of the device can come from the presence of dust in the optical system.
- FIG. 3 shows a manual trigger device 300 comprising the same components as the device 100 illustrated in FIG. 1. Only the signal processing circuit 330 is different from the signal processing circuit 130.
- the signal processing circuit 330 is adapted to detect a modulation of the light rays representative of a traction on the flexible face 110 with a predetermined traction force.
- the modulation exerted by the displacement of the flexible face 110 is unambiguous, on either side of its rest position. In contrast to the embodiment illustrated in FIG. 1, this rest position therefore does not correspond to the transmission maximum between the light-emitting diode 115 and the reception means 120.
- the processing circuit 330 returns to the control 135 its initial appearance and transmits, to the central station 150, a message indicating the reset of the control device. manual release 300.
- FIG. 4 shows different steps implemented in a particular embodiment of the method that is the subject of the present invention.
- the emission of light rays is caused.
- the light rays emitted by the transmitting means are modulated so that, when the flexible or movable face of a manual trigger box deforms or moves, the signal emitted during the reception step 420 is modulated, that is to say modified compared to what it is when the flexible or movable face is at rest.
- the light rays emitted during the emission step are received and a signal representative of the light rays received is emitted.
- the signal representative of the received light rays is processed to detect a modulation of the light rays representative of a support on the flexible or mobile face with a predetermined resting force and, as soon as the detection is has occurred, the transmission of an alarm signal locally or remotely and the change of appearance of a witness visible from outside the housing.
- the witness is returned to its initial appearance and the manual release device is reset.
- FIG. 5 shows a manual triggering device 500 comprising:
- a means for emitting an electromagnetic field 515 a means for emitting an electromagnetic field 515, a means of reception 520 of the electromagnetic field emitted by the emitting means 515 adapted to emit a signal representative of the electromagnetic field which it receives,
- a modulation means 525 of the electromagnetic field emitted by the emission means connected to the face 510 so that, when the face 510 is deformed or displaced, the electromagnetic field receiving means 520 receives an electromagnetic field modulated by the means 525 modulation and
- a processing circuit 530 of the signal emitted by the electromagnetic field receiving means 520 adapted to detect a modulation of the electromagnetic field representative of a bearing on the face 510 with a predetermined bearing force and a visible control light 535; outside the housing 505 controlled by the processing circuit 530.
- the housing 505 is of known type. It is electrically connected to a central station (not shown), via a link, wired or not, 550. It is usually attached to a wall.
- the face 510 is, in this embodiment, flexible and elastic and is, preferably, all or part of the front face of the housing 505.
- the electromagnetic field emission means 515 and the electromagnetic field receiving means 520 constitute jointly , in this embodiment described in FIG. 5, a capacitor whose capacity is representative of the deformation of the flexible or mobile face 510 of the housing 505.
- the deformation of the flexible or movable face 505 modifies the geometry of the capacitor formed by the transmitting means 515 and receiving means 520 or causes the movement of a part between the terminals of this capacitor.
- This piece is, for example, of the same type as those used in variable capacitors.
- This part or the deformation means of the capacitor are then part of the modulation means 525.
- the deformation of the flexible or moving face 510 modifies the electrical characteristics of the capacitor and varies its capacitance. For example, this capacitor is inserted into a resistance resonant and inductor circuit of known type, the resonance frequency of which varies with the capacity of the capacitor.
- transducer for example an electro-optical or optoelectronic transducer (a light-emitting diode and a photosensitive component). , for example).
- the electromagnetic field receiving means 520 receives an electromagnetic field modulated by the modulation means 525. Due to the variation of the capacitance of the capacitor formed by the transmitting means, the means modulation and reception means, the intensity and the frequency of the signal leaving the resonant circuit is maximum when no support is exerted on the face 510 and decreases when a support is exerted on this face 510.
- the processing circuit 530 of the signal from the receiving means can measure the force exerted on the front face and trigger an alarm signal transmitted to the central station 550 when the intensity of the signal transmitted by the receiving means 520 becomes less than a predetermined value corresponding to a normalized support force (in accordance with regulations in force, for example European regulations).
- a normalized support force in accordance with regulations in force, for example European regulations.
- the processing circuit 530 waits to receive, from the central station 550, an acknowledgment signal of the alarm and then triggers a change 535 is, for example, a light-emitting diode positioned on the front face of the 505 and which is lit intermittently by the processing circuit 530 after receipt of the acknowledgment from the central station 550.
- a change 535 is, for example, a light-emitting diode positioned on the front face of the 505 and which is lit intermittently by the processing circuit 530 after receipt of the acknowledgment from the central station 550.
- the signal processing circuit 530 is adapted to test the reception of the electromagnetic field by the reception means 520.
- the signal processing circuit modulates, during test phases, for example daily, the power supply signal.
- the circuit of Processing 530 can compensate for this drift by modifying the detection threshold.
- the processing circuit 530 sends, to the central station 550, a signal indicating a malfunction of the manual triggering device 500. It is observed that the logic diagram of FIG. FIG. 4 applies to the embodiment of the present invention illustrated in FIG. 5, modifying the terms "light rays" by "electromagnetic field", step 410, 4230, 440 and 450, or "capacity", step 420.
- the present invention is therefore not limited to the case of the modulation of light as a function of the position of a face of the device casing but extends, although on the contrary, in all cases of modulation of any type of electromagnetic field, in particular electrostatic or magnetic, depending on this position.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Burglar Alarm Systems (AREA)
- Geophysics And Detection Of Objects (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/791,034 US8314714B2 (en) | 2004-11-18 | 2005-11-18 | Method and device for manual triggering |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0412229A FR2878062A1 (fr) | 2004-11-18 | 2004-11-18 | Procede et dispositif de declenchement manuel |
FR0412229 | 2004-11-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006053990A1 true WO2006053990A1 (fr) | 2006-05-26 |
Family
ID=34951508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2005/002875 WO2006053990A1 (fr) | 2004-11-18 | 2005-11-18 | Procede et dispositif de declenchement manuel |
Country Status (3)
Country | Link |
---|---|
US (1) | US8314714B2 (fr) |
FR (1) | FR2878062A1 (fr) |
WO (1) | WO2006053990A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2914877T3 (es) * | 2018-10-12 | 2022-06-17 | Electronic Modular Services Ltd | Dispositivo de pulsador de alarma manual con sensor |
EP3832620A1 (fr) | 2019-12-03 | 2021-06-09 | Carrier Corporation | Point d'appel manuel |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001011585A1 (fr) * | 1999-08-10 | 2001-02-15 | Fulleon Limited | Points d'appels ou unites a bris de glace |
US6411215B1 (en) * | 1999-02-19 | 2002-06-25 | J. Mitchell Shnier | Optical methods for detecting the position or state of an object |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3603982A (en) * | 1969-05-02 | 1971-09-07 | Ncr Co | Data entry means |
DE2650308C3 (de) * | 1976-11-02 | 1979-08-02 | Olympia Werke Ag, 2940 Wilhelmshaven | Tastatur |
US5311175A (en) * | 1990-11-01 | 1994-05-10 | Herbert Waldman | Method and apparatus for pre-identification of keys and switches |
US6741189B1 (en) * | 1999-10-06 | 2004-05-25 | Microsoft Corporation | Keypad having optical waveguides |
WO2002101531A1 (fr) * | 2001-06-12 | 2002-12-19 | Research In Motion Limited | Dispositif electronique portatif a clavier |
DE10204379B4 (de) * | 2002-02-02 | 2008-06-26 | Völckers, Oliver | Einrichtung zur Texteingabe durch eine Betätigung von Tasten eines nummerischen Tastenblocks für elektronische Geräte und Verfahren zur Verarbeitung von Eingabeimpulsen bei einer Texteingabe |
US7053799B2 (en) * | 2003-08-28 | 2006-05-30 | Motorola, Inc. | Keypad with illumination structure |
US7129854B2 (en) * | 2004-02-10 | 2006-10-31 | Motorola, Inc. | Electronic device with force sensing key |
-
2004
- 2004-11-18 FR FR0412229A patent/FR2878062A1/fr not_active Withdrawn
-
2005
- 2005-11-18 US US11/791,034 patent/US8314714B2/en not_active Expired - Fee Related
- 2005-11-18 WO PCT/FR2005/002875 patent/WO2006053990A1/fr active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6411215B1 (en) * | 1999-02-19 | 2002-06-25 | J. Mitchell Shnier | Optical methods for detecting the position or state of an object |
WO2001011585A1 (fr) * | 1999-08-10 | 2001-02-15 | Fulleon Limited | Points d'appels ou unites a bris de glace |
Also Published As
Publication number | Publication date |
---|---|
US20090027220A1 (en) | 2009-01-29 |
US8314714B2 (en) | 2012-11-20 |
FR2878062A1 (fr) | 2006-05-19 |
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