EP2328161A1 - Signalling mechanical device for the status indication of an emergency stop push button - Google Patents

Signalling mechanical device for the status indication of an emergency stop push button Download PDF

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Publication number
EP2328161A1
EP2328161A1 EP10188870A EP10188870A EP2328161A1 EP 2328161 A1 EP2328161 A1 EP 2328161A1 EP 10188870 A EP10188870 A EP 10188870A EP 10188870 A EP10188870 A EP 10188870A EP 2328161 A1 EP2328161 A1 EP 2328161A1
Authority
EP
European Patent Office
Prior art keywords
button
push
pushbutton
visual indicator
push button
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.)
Withdrawn
Application number
EP10188870A
Other languages
German (de)
French (fr)
Inventor
Claude Soularue
Eric Bardy
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.)
Schneider Electric Industries SAS
Original Assignee
Schneider Electric Industries SAS
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 Schneider Electric Industries SAS filed Critical Schneider Electric Industries SAS
Publication of EP2328161A1 publication Critical patent/EP2328161A1/en
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/022—Emergency operating parts, e.g. for stop-switch in dangerous conditions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H2009/0292—Transparent window or opening, e.g. for allowing visual inspection of contact position or contact condition

Definitions

  • the present invention relates to a signaling device intended to be associated with a pushbutton to display the state of said pushbutton.
  • the push button is for example emergency stop type.
  • the invention also relates to a control assembly comprising the signaling device and the pushbutton.
  • the object of the invention is to propose a push-button signaling device, for example of the emergency stop type, making it possible to eliminate the drawbacks of the prior art.
  • the visual indicator of the state of the push button is rotatable about the main axis and adapted to take different angular positions about said axis according to the state of the push button.
  • the mechanical display means comprise a return spring mounted along the main axis between the body and the activation member.
  • the activation member cooperates with the visual indicator via a cam mechanism and cam follower.
  • the activation member comprises a flange for cooperating with the control head of the push button.
  • the visual indicator has a circular annular shape having at least two different colored markings to indicate different states of the pushbutton.
  • the device comprises a circular annular base through which the opening is formed and a hood with viewing windows behind which the visual indicator is rotatable.
  • the outer diameter of the body is greater than the outer diameter of the control head.
  • the pushbutton is of the emergency stop type.
  • a pushbutton 2 for example of the emergency stop type, has a known architecture.
  • This architecture consists mainly of a body 21, a control head 20 mounted on the body and a contact unit (not shown) mounted mechanically on the body and having movable contacts operable by pressure on the head control 20 along a control axis (X).
  • the contact unit of an emergency stop type button minus a block of control contacts which is of normally closed type (NC for "Normally Closed" in English).
  • the pushbutton 2 is intended to be mounted axially in a standard diameter orifice formed through a wall (not shown).
  • the control head 20 is located on the front side with respect to the wall and the contact unit is mounted on the rear side with respect to the wall, which makes this last invisible to the user.
  • the signaling device 3 of the invention is in the form of an accessory, or in other words an additive, that it is possible to add to the current push-button 2 without modifying the structure of the latter.
  • the device 3 of the invention is therefore removable and can be added to or dissociated from the push button 2 easily.
  • the device 3 of the invention is just to be threaded along the axis (X) around the body 21 of the pushbutton 2 so as to be positioned between the control head 20 and the wall.
  • the signaling device 3 of the invention comprises a circular annular-shaped box and therefore has an axial central opening 30 intended to be traversed by the body 21 of the button and positioned coaxially with respect to the axis of the through-orifice. Wall.
  • the body of the device has an external diameter D1 greater than the external diameter D2 of the push button, which makes it possible to avoid hindering the operation of the pushbutton by the positioning of other buttons near the pushbutton 2.
  • the housing consists of a base 31 intended to be applied against the wall and a curved hood 32 intended to form the outer side wall of the housing.
  • the cover 32 has viewing windows 320 distributed over its outer lateral surface.
  • the base 31 comprises a central tubing 310 forming the opening 30, intended to guide the body 21 of the push button.
  • the tubing 310 has on its inner surface pins or similar forms intended to cooperate with corresponding shapes formed on the lateral surface of the body of the push button so as to lock it in rotation about the axis (X).
  • the housing of the device contains mechanical display means formed of a visual indicator 33, an activation member 34 and a spring 35 of the helical type.
  • the activation member 34 has an annular shape formed around the axis (X) and is positioned to slide along the axis (X) relative to the base 31 on the inside and relative to the cover 32 on outside.
  • the activation member 34 is actuable in translation along the axis (X) against the spring 35 which is applied on the base 31 of the device housing between a rest position and a depressed position.
  • the activation member 34 comprises a first collar 341 made inward against which the control head 20 is pressed to move from the rest position to the depressed position and a second collar 342 made outwardly abutting under the action of the spring 35 against the inner edge of the cover 32 when the activation member is in the rest position. Furthermore, in the depressed position, the activation member 34 abuts by its first flange 341 against the upper edge of the tubing 310 of the base 31.
  • the visual indicator 33 also has an annular shape and is mounted around the activation member 34 under the bonnet 32 of the device housing. It has a convex shape matching the inner shape of the cover 31.
  • the visual indicator 33 is for example in the form of a ring having alternately, on its periphery, squares 331 of two different colors, each color designating a state of the push button.
  • the visual indicator 33 cooperates with the activation member 34 by a cam and cam follower mechanism intended to transform the translational movement of the activation member 34 into a rotational movement of the visual indicator 33 around the axis (X) of the device.
  • the cam and cam follower mechanism is constructed to provide at least two angular positions that are kept separate from the visual indicator 33 about the axis (X).
  • the cam 340 is for example in the form of a ramp made on the activation member 34 and followed by the cam follower 330 made on the visual indicator 33 to transform the translational movement of the body of the cam.
  • activation 34 in rotational movement of the visual indicator 33.
  • the activation member 34 and the visual indicator 33 may comprise several cooperating cam and follower cam mechanisms.
  • the squares 331 of a color of the visual indicator 33 are positioned in relation to the viewing windows 320 made on the cover 32 of the device and in a second position of the control head 20, the squares of the other color of the visual indicator 33 are positioned vis-à-vis the viewing windows 320 made on the cover 32.
  • the invention therefore makes it possible to assign a signaling function to an existing pushbutton without affecting the structure of the button and without having to develop in all a new button.
  • the signaling device is particularly simple and makes it possible to visualize the state of the button by looking at it from the side.
  • the device of the invention can be positioned easily around the body of the button and requires no special intervention on the button or the device to achieve the mechanical connection between the button and the device.

Abstract

The device (3) has a mechanical visualizing unit visualizing a state of a push-button (2) i.e. emergency shutdown type push-button, where the device is removable with respect to the push-button. An opening (30) is traversed by a body (21) of the push-button. The mechanical visualizing unit is provided with a visual indicator (33) that indicates the state of the push-button. An annular actuating unit (34) is actuated by a control head (20) of the push-button, and cooperates with the visual indicator to display the state of the push-button. An independent claim is also included for a control assembly comprising a push-button.

Description

La présente invention se rapporte à un dispositif de signalisation destiné à être associé à un bouton-poussoir pour afficher l'état dudit bouton-poussoir. Le bouton-poussoir est par exemple de type arrêt d'urgence. L'invention se rapporte également à un ensemble de commande comportant le dispositif de signalisation et le bouton-poussoir.The present invention relates to a signaling device intended to be associated with a pushbutton to display the state of said pushbutton. The push button is for example emergency stop type. The invention also relates to a control assembly comprising the signaling device and the pushbutton.

Il est connu de la demande de brevet EP2015326A1 (ou US2009/014306A1 ) un bouton poussoir de type arrêt d'urgence qui comporte un indicateur permettant de visualiser l'état du bouton. Cet indicateur se compose d'un anneau qui est apte à tourner autour de l'axe du bouton pour indiquer l'état du bouton à travers des fenêtres de visualisation réalisées sur la tête du bouton. Ce dispositif permettant de signaler l'état du bouton poussoir présente plusieurs inconvénients listés ci-dessous :

  • l'indicateur et son mécanisme d'actionnement en rotation sont assemblés à l'intérieur du corps du bouton poussoir ce qui augmente de manière considérable l'encombrement total du bouton, notamment en hauteur et ce qui rend son montage plus long et plus complexe,
  • les fenêtres de visualisation sont situées sur le dessus du bouton ce qui ne permet pas de connaître l'état du bouton en le regardant de côté,
  • ajouter une fonction de signalisation à l'intérieur du bouton-poussoir oblige le fabricant à proposer une référence supplémentaire à son catalogue alors que la fonction n'est pas toujours désirée par le client.
It is known from the patent application EP2015326A1 (or US2009 / 014306A1 ) an emergency stop type pushbutton that includes an indicator to display the state of the button. This indicator consists of a ring that is able to rotate around the axis of the button to indicate the state of the button through viewing windows made on the button head. This device for signaling the state of the push button has several disadvantages listed below:
  • the indicator and its rotational actuating mechanism are assembled inside the body of the push button which considerably increases the overall size of the button, especially in height and making its mounting longer and more complex,
  • the viewing windows are located on the top of the button which does not allow to know the state of the button by looking at the side,
  • adding a signaling function inside the pushbutton forces the manufacturer to propose an additional reference to its catalog, while the function is not always desired by the customer.

Le but de l'invention est de proposer un dispositif de signalisation pour bouton-poussoir, par exemple de type arrêt d'urgence, permettant d'éliminer les inconvénients de l'art antérieur.The object of the invention is to propose a push-button signaling device, for example of the emergency stop type, making it possible to eliminate the drawbacks of the prior art.

Ce but est atteint par un dispositif de signalisation destiné à être monté sur un bouton-poussoir, ledit bouton-poussoir comportant un corps et une tête de commande montée sur le corps et actionnable en translation suivant un axe principal entre plusieurs positions pour conférer différents états au bouton-poussoir, le dispositif de signalisation comportant un corps et des moyens mécaniques de visualisation de l'état du bouton-poussoir. Le dispositif présente les particularités suivantes :

  • le dispositif de signalisation est amovible par rapport au bouton-poussoir et comporte une ouverture destinée à être traversée par le corps du bouton-poussoir,
  • les moyens mécaniques de visualisation comportent au moins un indicateur visuel de l'état du bouton poussoir et un organe d'activation actionnable par la tête de commande du bouton-poussoir et coopérant avec l'indicateur visuel en vue d'afficher l'état du bouton poussoir.
This object is achieved by a signaling device intended to be mounted on a push button, said push button comprising a body and a control head mounted on the body and operable in translation along a main axis between several positions to confer different states. at the pushbutton, the signaling device comprising a body and mechanical means for visualizing the state of the pushbutton. The device has the following features:
  • the signaling device is removable relative to the push button and comprises an opening intended to be traversed by the body of the pushbutton,
  • the mechanical display means comprise at least one visual indicator of the state of the push button and an activation member actuable by the control head of the push button and cooperating with the visual indicator to display the status of the push button. pushbutton.

Selon une particularité, l'indicateur visuel de l'état du bouton-poussoir est mobile en rotation autour de l'axe principal et apte à prendre différentes positions angulaires autour dudit axe selon l'état du bouton-poussoir.According to one feature, the visual indicator of the state of the push button is rotatable about the main axis and adapted to take different angular positions about said axis according to the state of the push button.

Selon une autre particularité, les moyens mécaniques de visualisation comportent un ressort de rappel monté suivant l'axe principal entre le corps et l'organe d'activation.According to another feature, the mechanical display means comprise a return spring mounted along the main axis between the body and the activation member.

Selon une autre particularité, l'organe d'activation coopère avec l'indicateur visuel par l'intermédiaire d'un mécanisme de came et de suiveur de came.According to another feature, the activation member cooperates with the visual indicator via a cam mechanism and cam follower.

Selon une autre particularité, l'organe d'activation comporte une collerette destinée à coopérer avec la tête de commande du bouton-poussoir.According to another feature, the activation member comprises a flange for cooperating with the control head of the push button.

Selon une autre particularité, l'indicateur visuel présente une forme annulaire circulaire présentant au moins deux marquages colorés différents pour indiquer différents états du bouton-poussoir.According to another feature, the visual indicator has a circular annular shape having at least two different colored markings to indicate different states of the pushbutton.

Selon une autre particularité, le dispositif comporte une base de forme annulaire circulaire à travers laquelle est formée l'ouverture et un capot doté de fenêtres de visualisation derrière lesquelles l'indicateur visuel est actionnable en rotation.According to another feature, the device comprises a circular annular base through which the opening is formed and a hood with viewing windows behind which the visual indicator is rotatable.

Selon une autre particularité, le diamètre externe du corps est supérieur au diamètre externe de la tête de commande.In another feature, the outer diameter of the body is greater than the outer diameter of the control head.

Selon une autre particularité, le bouton-poussoir est de type arrêt d'urgence.According to another particularity, the pushbutton is of the emergency stop type.

L'invention concerne également un ensemble de commande qui comporte :

  • un bouton-poussoir, par exemple de type arrêt d'urgence, comportant un corps destiné à être monté sur un support et une tête de commande montée sur le corps et actionnable en translation suivant un axe principal entre plusieurs positions pour conférer différents états au bouton-poussoir,
  • un dispositif de signalisation monté sur le bouton-poussoir et comportant un corps et des moyens mécaniques de visualisation de l'état du bouton-poussoir dotés d'au moins un indicateur visuel.
The invention also relates to a control assembly which comprises:
  • a push button, for example of the emergency stop type, comprising a body intended to be mounted on a support and a control head mounted on the body and operable in translation along a main axis between several positions to give different states to the button; -poussoir,
  • a signaling device mounted on the push button and comprising a body and mechanical means for visualizing the state of the push button equipped with at least one visual indicator.

L'ensemble de commande présente les particularités suivantes :

  • le dispositif de signalisation est amovible par rapport au bouton-poussoir et comporte une ouverture traversée par le corps du bouton-poussoir,
  • les moyens mécaniques de visualisation comportent un organe d'activation actionnable par la tête de commande du bouton-poussoir et coopérant avec l'indicateur visuel en vue d'afficher l'état du bouton poussoir.
The command set has the following features:
  • the signaling device is removable relative to the push button and has an opening through which the body of the push button passes,
  • the mechanical display means comprise an activation member operable by the control head of the push button and cooperating with the visual indicator to display the state of the push button.

D'autres caractéristiques et avantages vont apparaître dans la description détaillée qui suit en se référant à un mode de réalisation donné à titre d'exemple et représenté par les dessins annexés sur lesquels :

  • la figure 1 représente en perspective le dispositif de signalisation monté sur le bouton poussoir,
  • la figure 2 représente, en vue éclatée et en perspective, le dispositif de signalisation de l'invention,
  • les figures 3A et 3B montrent en coupe longitudinale le dispositif de signalisation enfilé sur le bouton-poussoir respectivement en position de repos et en position actionnée.
Other features and advantages will appear in the detailed description which follows with reference to an embodiment given by way of example and represented by the appended drawings in which:
  • the figure 1 represents in perspective the signaling device mounted on the push button,
  • the figure 2 represents, in an exploded view and in perspective, the signaling device of the invention,
  • the Figures 3A and 3B show in longitudinal section the signaling device threaded on the push button respectively in the rest position and in the actuated position.

Dans la suite de la description, les termes "supérieur", "inférieur", "extérieur", "intérieur" ou des termes analogues doivent être compris en prenant comme référence l'axe (X) qui sera défini ci-dessous.In the following description, the terms "upper", "lower", "outside", "inner" or similar terms must be understood by taking as reference the axis (X) to be defined below.

Un bouton-poussoir 2, par exemple de type arrêt d'urgence, présente une architecture connue. Cette architecture se compose principalement d'un corps 21, d'une tête de commande 20 montée sur le corps et d'une unité de contacts (non représentée) montée mécaniquement sur le corps et comportant des contacts mobiles actionnables par une pression sur la tête de commande 20 suivant un axe (X) de commande. L'unité de contacts d'un bouton de type arrêt d'urgence comporte au moins un bloc de contacts de commande qui est de type normalement fermé (NC pour "Normally Closed" en anglais).A pushbutton 2, for example of the emergency stop type, has a known architecture. This architecture consists mainly of a body 21, a control head 20 mounted on the body and a contact unit (not shown) mounted mechanically on the body and having movable contacts operable by pressure on the head control 20 along a control axis (X). The contact unit of an emergency stop type button minus a block of control contacts which is of normally closed type (NC for "Normally Closed" in English).

Le bouton poussoir 2 est destiné à être monté axialement dans un orifice d'un diamètre standard formé à travers une paroi (non représentés). Lorsque le bouton-poussoir 2 est monté dans l'orifice 10, la tête de commande 20 est située du côté avant par rapport à la paroi et l'unité de contacts est montée du côté arrière par rapport à la paroi, ce qui rend cette dernière invisible pour l'utilisateur.The pushbutton 2 is intended to be mounted axially in a standard diameter orifice formed through a wall (not shown). When the push-button 2 is mounted in the orifice 10, the control head 20 is located on the front side with respect to the wall and the contact unit is mounted on the rear side with respect to the wall, which makes this last invisible to the user.

Le dispositif 3 de signalisation de l'invention se présente sous la forme d'un accessoire, ou autrement dit d'un additif, qu'il est possible d'ajouter au bouton-poussoir 2 actuel sans modifier la structure de ce dernier. Le dispositif 3 de l'invention est donc amovible et peut donc être ajouté ou dissocié du bouton-poussoir 2 aisément. Le dispositif 3 de l'invention se trouve juste être enfilé suivant l'axe (X) autour du corps 21 du bouton-poussoir 2 de manière à se positionner entre la tête de commande 20 et la paroi.The signaling device 3 of the invention is in the form of an accessory, or in other words an additive, that it is possible to add to the current push-button 2 without modifying the structure of the latter. The device 3 of the invention is therefore removable and can be added to or dissociated from the push button 2 easily. The device 3 of the invention is just to be threaded along the axis (X) around the body 21 of the pushbutton 2 so as to be positioned between the control head 20 and the wall.

Le dispositif de signalisation 3 de l'invention comporte un boîtier de forme annulaire circulaire et présente donc une ouverture 30 centrale axiale destinée à être traversé par le corps 21 du bouton et positionnée de manière coaxiale par rapport à l'axe de l'orifice traversant la paroi. Le corps du dispositif présente un diamètre D1 externe supérieur au diamètre D2 externe du bouton-poussoir ce qui permet d'éviter d'entraver le fonctionnement du bouton-poussoir par le positionnement d'autres boutons à proximité du bouton-poussoir 2.The signaling device 3 of the invention comprises a circular annular-shaped box and therefore has an axial central opening 30 intended to be traversed by the body 21 of the button and positioned coaxially with respect to the axis of the through-orifice. Wall. The body of the device has an external diameter D1 greater than the external diameter D2 of the push button, which makes it possible to avoid hindering the operation of the pushbutton by the positioning of other buttons near the pushbutton 2.

Le boîtier se compose d'une base 31 destinée à être appliquée contre la paroi et d'un capot 32 bombé destiné à former la paroi latérale extérieure du boîtier. Le capot 32 comporte des fenêtres 320 de visualisation réparties sur sa surface latérale extérieure. La base 31 comporte une tubulure 310 centrale formant l'ouverture 30, destinée à guider le corps 21 du bouton-poussoir. La tubulure 310 comporte sur sa surface interne des ergots ou formes analogues destinés à coopérer avec des formes correspondantes réalisées sur la surface latérale du corps du bouton-poussoir de manière à bloquer celui-ci en rotation autour de l'axe (X). Le boîtier du dispositif renferme des moyens mécaniques de visualisation formés d'un indicateur visuel 33, d'un organe d'activation 34 et d'un ressort 35 de type hélicoïdal.The housing consists of a base 31 intended to be applied against the wall and a curved hood 32 intended to form the outer side wall of the housing. The cover 32 has viewing windows 320 distributed over its outer lateral surface. The base 31 comprises a central tubing 310 forming the opening 30, intended to guide the body 21 of the push button. The tubing 310 has on its inner surface pins or similar forms intended to cooperate with corresponding shapes formed on the lateral surface of the body of the push button so as to lock it in rotation about the axis (X). The housing of the device contains mechanical display means formed of a visual indicator 33, an activation member 34 and a spring 35 of the helical type.

L'organe d'activation 34 comporte une forme annulaire réalisée autour de l'axe (X) et est positionné pour pouvoir coulisser suivant l'axe (X) par rapport à la base 31 sur l'intérieur et par rapport au capot 32 sur l'extérieur. L'organe d'activation 34 est actionnable en translation suivant l'axe (X) contre le ressort 35 qui vient s'appliquer sur la base 31 du boîtier du dispositif entre une position de repos et une position enfoncée. L'organe d'activation 34 comporte une première collerette 341 réalisée vers l'intérieur contre laquelle vient appuyer la tête de commande 20 pour passer de la position de repos à la position enfoncée et une seconde collerette 342 réalisée vers l'extérieur venant en butée sous l'action du ressort 35 contre le bord interne du capot 32 lorsque l'organe d'activation est en position de repos. Par ailleurs, en position enfoncée, l'organe d'activation 34 vient en butée par sa première collerette 341 contre le bord supérieur de la tubulure 310 de la base 31.The activation member 34 has an annular shape formed around the axis (X) and is positioned to slide along the axis (X) relative to the base 31 on the inside and relative to the cover 32 on outside. The activation member 34 is actuable in translation along the axis (X) against the spring 35 which is applied on the base 31 of the device housing between a rest position and a depressed position. The activation member 34 comprises a first collar 341 made inward against which the control head 20 is pressed to move from the rest position to the depressed position and a second collar 342 made outwardly abutting under the action of the spring 35 against the inner edge of the cover 32 when the activation member is in the rest position. Furthermore, in the depressed position, the activation member 34 abuts by its first flange 341 against the upper edge of the tubing 310 of the base 31.

L'indicateur visuel 33 présente également une forme annulaire et est monté autour de l'organe d'activation 34 sous le capot 32 bombé du boîtier du dispositif. II présente une forme bombée venant épouser la forme interne du capot 31. L'indicateur visuel 33 se présente par exemple sous la forme d'un anneau comportant en alternance, sur son pourtour, des carrés 331 de deux couleurs différentes, chaque couleur désignant un état du bouton-poussoir.The visual indicator 33 also has an annular shape and is mounted around the activation member 34 under the bonnet 32 of the device housing. It has a convex shape matching the inner shape of the cover 31. The visual indicator 33 is for example in the form of a ring having alternately, on its periphery, squares 331 of two different colors, each color designating a state of the push button.

L'indicateur visuel 33 coopère avec l'organe d'activation 34 par un mécanisme de came et de suiveur de came destiné à transformer le mouvement de translation de l'organe d'activation 34 en un mouvement de rotation de l'indicateur visuel 33 autour de l'axe (X) du dispositif. Le mécanisme de came et suiveur de came est réalisé de manière à conférer au moins deux positions angulaires maintenues distinctes à l'indicateur visuel 33 autour de l'axe (X). La came 340 se présente par exemple sous la forme d'une rampe réalisée sur l'organe d'activation 34 et suivie par le suiveur de came 330 réalisé sur l'indicateur visuel 33 pour transformer le mouvement de translation de l'organe d'activation 34 en mouvement de rotation de l'indicateur visuel 33. Sur leur pourtour respectif, l'organe d'activation 34 et l'indicateur visuel 33 peuvent comporter plusieurs mécanismes de came et suiveur de came identiques en coopération.The visual indicator 33 cooperates with the activation member 34 by a cam and cam follower mechanism intended to transform the translational movement of the activation member 34 into a rotational movement of the visual indicator 33 around the axis (X) of the device. The cam and cam follower mechanism is constructed to provide at least two angular positions that are kept separate from the visual indicator 33 about the axis (X). The cam 340 is for example in the form of a ramp made on the activation member 34 and followed by the cam follower 330 made on the visual indicator 33 to transform the translational movement of the body of the cam. activation 34 in rotational movement of the visual indicator 33. On their respective periphery, the activation member 34 and the visual indicator 33 may comprise several cooperating cam and follower cam mechanisms.

Dans une première position de la tête de commande 20 du bouton-poussoir 2, les carrés 331 d'une couleur de l'indicateur visuel 33 viennent se positionner en vis-à-vis des fenêtres de visualisation 320 réalisées sur le capot 32 du dispositif et dans une seconde position de la tête de commande 20, les carrés de l'autre couleur de l'indicateur visuel 33 viennent se positionner en vis-à-vis des fenêtres de visualisation 320 réalisées sur le capot 32.In a first position of the control head 20 of the push-button 2, the squares 331 of a color of the visual indicator 33 are positioned in relation to the viewing windows 320 made on the cover 32 of the device and in a second position of the control head 20, the squares of the other color of the visual indicator 33 are positioned vis-à-vis the viewing windows 320 made on the cover 32.

L'invention permet donc d'attribuer une fonction de signalisation à un bouton-poussoir existant sans toucher à la structure du bouton et sans avoir à développer en totalité un nouveau bouton. Le dispositif de signalisation est particulièrement simple et permet de visualiser l'état du bouton en le regardant de côté. Le dispositif de l'invention peut être positionné aisément autour du corps du bouton et ne nécessite aucune intervention particulière sur le bouton ou sur le dispositif pour réaliser la liaison mécanique entre le bouton et le dispositif.The invention therefore makes it possible to assign a signaling function to an existing pushbutton without affecting the structure of the button and without having to develop in all a new button. The signaling device is particularly simple and makes it possible to visualize the state of the button by looking at it from the side. The device of the invention can be positioned easily around the body of the button and requires no special intervention on the button or the device to achieve the mechanical connection between the button and the device.

Claims (11)

Dispositif de signalisation destiné à être monté sur un bouton-poussoir (2), ledit bouton-poussoir comportant un corps (21) et une tête de commande (20) montée sur le corps et actionnable en translation suivant un axe principal (X) entre plusieurs positions pour conférer différents états au bouton-poussoir, le dispositif de signalisation (3) comportant un boîtier et des moyens mécaniques de visualisation de l'état du bouton-poussoir, caractérisé en ce que : - le dispositif de signalisation (3) est un accessoire amovible par rapport au bouton-poussoir (2) et comporte une ouverture (30) réalisée à travers son boîtier et destinée à être traversée par le corps (21) du bouton-poussoir (2), - les moyens mécaniques de visualisation comportent au moins un indicateur visuel (33) de l'état du bouton poussoir (2) et un organe d'activation (34) actionnable par la tête de commande (20) du bouton-poussoir (2) et coopérant avec l'indicateur visuel (33) en vue d'afficher l'état du bouton poussoir. Signaling device for mounting on a push-button (2), said push-button comprising a body (21) and a control head (20) mounted on the body and operable in translation along a main axis (X) between several positions for conferring different states on the pushbutton, the signaling device (3) comprising a housing and mechanical means for displaying the state of the pushbutton, characterized in that : the signaling device (3) is a removable accessory with respect to the push-button (2) and comprises an opening (30) made through its housing and intended to be traversed by the body (21) of the push-button (2). ) - The mechanical display means comprise at least one visual indicator (33) of the state of the push button (2) and an activation member (34) operable by the control head (20) of the push button (2). and cooperating with the visual indicator (33) to display the state of the push button. Dispositif selon la revendication 1, caractérisé en ce que l'indicateur visuel (33) de l'état du bouton-poussoir est mobile en rotation autour de l'axe principal (X) et apte à prendre différentes positions angulaires autour dudit axe selon l'état du bouton-poussoir.Device according to claim 1, characterized in that the visual indicator (33) of the state of the pushbutton is rotatable about the main axis (X) and adapted to take different angular positions about said axis according to the state of the push button. Dispositif selon la revendication 1 ou 2, caractérisé en ce que les moyens mécaniques de visualisation comportent un ressort (35) de rappel monté suivant l'axe principal (X) entre le corps et l'organe d'activation (34).Device according to claim 1 or 2, characterized in that the mechanical display means comprise a return spring (35) mounted along the main axis (X) between the body and the activation member (34). Dispositif selon l'une des revendications 1 à 3, caractérisé en ce que l'organe d'activation (34) coopère avec l'indicateur visuel (33) par l'intermédiaire d'un mécanisme de came et de suiveur de came.Device according to one of Claims 1 to 3, characterized in that the activation member (34) cooperates with the visual indicator (33) via a cam and follower mechanism. Dispositif selon l'une des revendications 1 à 4, caractérisé en ce que l'organe d'activation (34) comporte une collerette (340) destinée à coopérer avec la tête de commande (20) du bouton-poussoir.Device according to one of claims 1 to 4, characterized in that the activation member (34) comprises a flange (340) intended to cooperate with the control head (20) of the push button. Dispositif selon l'une des revendications 1 à 5, caractérisé en ce que l'indicateur visuel (33) présente une forme annulaire circulaire présentant au moins deux marquages colorés différents pour indiquer différents états du bouton-poussoir.Device according to one of Claims 1 to 5, characterized in that the visual indicator (33) has a circular annular shape presenting at least minus two different colored markings to indicate different states of the pushbutton. Dispositif selon l'une des revendications 1 à 6, caractérisé en ce que le boîtier du dispositif comporte une base (31) de forme annulaire circulaire à travers laquelle est formée l'ouverture (30) et un capot (32) doté de fenêtres de visualisation (320) derrière lesquelles l'indicateur visuel (33) est actionnable en rotation.Device according to one of claims 1 to 6, characterized in that the housing of the device comprises a base (31) of circular annular shape through which is formed the opening (30) and a cover (32) with windows of viewing (320) behind which the visual indicator (33) is operable in rotation. Dispositif selon l'une des revendications 1 à 7, caractérisé en ce que le diamètre externe (D2) du corps est supérieur au diamètre externe (D1) de la tête de commande (20).Device according to one of claims 1 to 7, characterized in that the outer diameter (D2) of the body is greater than the outer diameter (D1) of the control head (20). Dispositif selon l'une des revendications 1 à 8, caractérisé en ce que le bouton-poussoir (2) est de type arrêt d'urgence.Device according to one of claims 1 to 8, characterized in that the pushbutton (2) is of the emergency stop type. Ensemble de commande comportant : - un bouton-poussoir (2) comportant un corps (21) destiné à être monté sur un support et une tête de commande (20) montée sur le corps (21) et actionnable en translation suivant un axe principal (X) entre plusieurs positions pour conférer différents états au bouton-poussoir, - un dispositif de signalisation (3) monté sur le bouton-poussoir (2) et comportant un boîtier renfermant des moyens mécaniques de visualisation de l'état du bouton-poussoir dotés d'au moins un indicateur visuel (33), caractérisé en ce que : - le dispositif de signalisation (3) est amovible par rapport au bouton-poussoir (2) et comporte une ouverture (30) réalisée à travers son boîtier et traversée par le corps (21) du bouton-poussoir, - les moyens mécaniques de visualisation comportent un organe d'activation (34) actionnable par la tête de commande (20) du bouton-poussoir et coopérant avec l'indicateur visuel (33) en vue d'afficher l'état du bouton poussoir. Command set comprising: - A pushbutton (2) comprising a body (21) intended to be mounted on a support and a control head (20) mounted on the body (21) and operable in translation along a main axis (X) between several positions. to give different states to the push button, - a signaling device (3) mounted on the push-button (2) and comprising a housing containing mechanical means for visualizing the state of the push-button equipped with at least one visual indicator (33), characterized in that that : - The signaling device (3) is removable relative to the pushbutton (2) and has an opening (30) formed through its housing and through which the body (21) of the pushbutton, - The mechanical display means comprise an activation member (34) operable by the control head (20) of the push button and cooperating with the visual indicator (33) to display the state of the push button. Ensemble de commande selon la revendication 10, caractérisé en ce que le bouton-poussoir (2) est de type arrêt d'urgence.Control unit according to claim 10, characterized in that the pushbutton (2) is of the emergency stop type.
EP10188870A 2009-11-25 2010-10-26 Signalling mechanical device for the status indication of an emergency stop push button Withdrawn EP2328161A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0958339A FR2953061A1 (en) 2009-11-25 2009-11-25 DEVICE FOR MECHANICAL SIGNALING OF THE STATUS OF AN EMERGENCY STOP BUTTON

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EP2328161A1 true EP2328161A1 (en) 2011-06-01

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EP10188870A Withdrawn EP2328161A1 (en) 2009-11-25 2010-10-26 Signalling mechanical device for the status indication of an emergency stop push button

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EP (1) EP2328161A1 (en)
FR (1) FR2953061A1 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB321502A (en) * 1928-09-17 1929-11-14 Louis Henry Reid Indicator for push pull electric switches
US3721789A (en) * 1972-03-17 1973-03-20 M Black Electrical switch indicator
DE3000212A1 (en) * 1979-02-08 1980-08-21 Contraves Ag Pushbutton coding switch - has switching and indicator discs both rotated by reciprocating mechanism when button is pressed
EP0667631A1 (en) * 1994-02-14 1995-08-16 BACO - constructions électriques anciennement BAUMGARTEN Actuator button with holding device of the type push-turn, in particular for acting on an electric component
EP0713231A1 (en) * 1994-11-16 1996-05-22 BACO - constructions électriques anciennement BAUMGARTEN Société Anonyme dite: Push-pull control button with latch particularly for controlling an electrical component
EP2015326A1 (en) 2007-07-12 2009-01-14 General Electric Company Status indication for emergency stop push button

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB321502A (en) * 1928-09-17 1929-11-14 Louis Henry Reid Indicator for push pull electric switches
US3721789A (en) * 1972-03-17 1973-03-20 M Black Electrical switch indicator
DE3000212A1 (en) * 1979-02-08 1980-08-21 Contraves Ag Pushbutton coding switch - has switching and indicator discs both rotated by reciprocating mechanism when button is pressed
EP0667631A1 (en) * 1994-02-14 1995-08-16 BACO - constructions électriques anciennement BAUMGARTEN Actuator button with holding device of the type push-turn, in particular for acting on an electric component
EP0713231A1 (en) * 1994-11-16 1996-05-22 BACO - constructions électriques anciennement BAUMGARTEN Société Anonyme dite: Push-pull control button with latch particularly for controlling an electrical component
EP2015326A1 (en) 2007-07-12 2009-01-14 General Electric Company Status indication for emergency stop push button
US20090014306A1 (en) 2007-07-12 2009-01-15 Muddaiah Swamy Status indication for emergency stop push button

Also Published As

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