EP1353346A2 - Casing with upper and lower part and push switches actuable by push buttons - Google Patents

Casing with upper and lower part and push switches actuable by push buttons Download PDF

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Publication number
EP1353346A2
EP1353346A2 EP03005877A EP03005877A EP1353346A2 EP 1353346 A2 EP1353346 A2 EP 1353346A2 EP 03005877 A EP03005877 A EP 03005877A EP 03005877 A EP03005877 A EP 03005877A EP 1353346 A2 EP1353346 A2 EP 1353346A2
Authority
EP
European Patent Office
Prior art keywords
housing
button
assigned
housing according
elements
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.)
Granted
Application number
EP03005877A
Other languages
German (de)
French (fr)
Other versions
EP1353346A3 (en
EP1353346B1 (en
Inventor
Manfred Heppner
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 GmbH
Original Assignee
Ritto GmbH
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
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Publication of EP1353346A2 publication Critical patent/EP1353346A2/en
Publication of EP1353346A3 publication Critical patent/EP1353346A3/en
Application granted granted Critical
Publication of EP1353346B1 publication Critical patent/EP1353346B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/002—Legends replaceable; adaptable
    • H01H2219/014—LED
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/036—Light emitting elements
    • H01H2219/05—Key offset in relation to switch site
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/024—Transmission element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/024—Transmission element
    • H01H2221/026—Guiding or lubricating nylon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/036—Return force
    • H01H2221/044—Elastic part on actuator or casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/064—Limitation of actuating pressure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/07—Actuators transparent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/022—Modular assembly
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2233/00—Key modules
    • H01H2233/002—Key modules joined to form button rows
    • H01H2233/004—One molded part

Definitions

  • the invention relates to a housing comprising the upper part of the housing and the lower part of the housing, in which pushbutton switches are arranged in the lower part of the housing, by means of the upper part of the housing stored button buttons can be operated, and in the lower part of the housing Lighting devices per button switch for lighting the assigned buttons are provided.
  • Such housings are used for a wide variety of applications. This includes the installation of the push button switches and the assignment of the actuators already been solved in different ways. Shall the button buttons can also be illuminated, then arise for the Installation far more difficult since usually the lighting devices are laterally offset to the actuation axis of the button. This does not bring even illumination of the button. Takes the button the lighting device on, then it is coupled to the Pushbutton switches complex and complicated.
  • the hat-shaped Key buttons captive in recesses by means of ring-shaped actuation elements of the upper housing part that the actuators are held can be connected to the inside of the upper housing part, that in the lower housing part one socket with lighting lamp is arranged for each push button switch, on the center of the assigned button and the associated actuator is aligned, and that the actuator the associated version with adjustment and encloses the outside of the Socket arranged, assigned push button switches when the assigned Pressed the button and adjusted the associated actuator becomes.
  • the lighting device can be centered on the button be fastened in the lower part of the housing so that they are the button Illuminated evenly and without shadows.
  • the annular actuator not only places the button in the upper part of the housing fixed, but can with its bore the socket with the lighting lamp enclose and be adjusted to one directly to the version press the adjacent push button.
  • the key button is held and guided in the recess in the upper part of the housing can be easily achieved by making the button button hollow is formed and by the associated actuator with a collar in contact with the inside of the upper part of the housing in the starting position is held.
  • the actuating element is only on the collar of the button supports, which preferably consists of translucent material, the lighting lamp can then pass through the actuating element extend into the cavity of the button.
  • a further advantageous embodiment is characterized in that the Recess in the upper part of the housing formed on the inside guide elements for the fret of the button and that the button in the federal area has a prominent approach that is in attacks is guided in the region of the recess and keeps the key button non-rotatable.
  • the button is thus guided in the recess against rotation and can be provided with indicators that indicate a certain direction of operation are aligned.
  • the definition of the actuators near the recesses of the The upper housing part is loosened so that on the inside of the upper housing part a holder is formed, in the molded on the actuating element Holding elements can be determined. It can also reduce the effort be provided that the holder, the holding elements for the actuating elements records several buttons arranged side by side.
  • the necessary adjustability of the actuating elements is achieved that the holding elements from a mounting strip and deflection springs formed thereon there, the ends of the deflection springs the actuators wear.
  • the further training provides that the actuators on the Lower part of the housing facing side carry limiters that are vertical Limit adjustment of the actuating element. So that the switch position of the actuating element and the push button switch from damage to be protected.
  • the sockets with the lighting lamps which are preferably designed as LEDs are arranged and wired with the push buttons on a circuit board, which can be easily installed in the lower part of the housing so that the required Alignment is reached.
  • the push button switches can optionally be monostable or bistable switches can be designed, the deflection springs Actuators serve as return springs for the key buttons. This especially when the annular actuating elements with the deflection springs and the fastening strip made of elastic plastic as an injection molded part getting produced.
  • the housing according to the embodiment consists of a box-like housing upper part 10 and a box-like housing lower part adapted to it 20, which enclose a housing receiving space with their peripheral edges, which can accommodate different internals depending on the intended use.
  • This further installation is not important for the present invention Therefore, only the parts for installing pushbuttons are shown in partial views.
  • These key switches 23 are in the lower housing part 20 on a circuit board 25 arranged.
  • the key buttons 14 are hat-shaped, that is to say hollow, and point to the open side a protruding collar 15.
  • the buttons 14 are from inserted on the inside into the recesses 11 of the upper housing part 10, the collar 15 by the stop position, i.e. Starting position the button 14 sets.
  • On the inside of the upper part of the housing 10 are diametrically shaped bowl-shaped guides 12 (Fig. 2), which the Guide collar 15 of the button 14.
  • a shoulder 16 on the collar 15 of the button 14 record and so the button 14 non-rotatably in the recess 11 with the guides 12.
  • the button buttons 14 are preferred Made of translucent material as it illuminates become.
  • the key buttons 14 are held in the recesses 11 by annular Actuators 33, which are with the collar 15 of the button 14th cover.
  • actuating element 33 On the actuating element 33 is a holding spring serving as a deflection spring 32 molded.
  • a plurality of retaining springs 32 can be a plurality of actuating elements 33 with a mounting strip 31 to an integral insert be united.
  • On the inside of the upper housing part 10 is in Area of the recesses 1 1 formed a receptacle 17, in which the mounting strip 31 can be used so that the actuating elements 33 with the frets 15 of the assigned key buttons 14 come to congruence.
  • the button buttons 14 captive in the recesses 11 of the upper housing part 10 held.
  • the lower housing part 20 takes a printed circuit board 25, which carries versions 21 with lighting lamps 22.
  • the annular actuators 33 enclose the sockets 21 with the lighting lamps 22 with adjustment play and can be attached directly to the sockets 21 on the circuit board 25 Switch key switch 23.
  • the LEDs can go through the actuating elements 33 into the cavity of the key buttons 14 range and illuminate them evenly and without shadows.
  • the ring-shaped Actuators 33 provide enough around the sockets 21 Contact surfaces to the assigned actuators of the pushbutton switches 23, which can be designed as monostable or bistable switches.
  • the retaining springs 32 serve as return springs for the button buttons 14, in particular then when the actuators 33 with the retaining springs 32 and the mounting strip 31 are made in one piece from elastic plastic.
  • On the side of the actuating elements facing the lower housing part 20 33 are limiting lugs 34 formed, which stop the adjustment movement limit on the circuit board 25 or the bottom of the lower housing part 20 and so protect the key switch 23 from damage.
  • more than two recesses 11 with guides 12 and stops 13 may be provided on the upper housing part 10. If a recess 11 is not occupied, then it can be covered with a break-out closure plate and attached Open as needed. In this way, the housing can easily be combined with others Pushbutton switches can be expanded.

Landscapes

  • Push-Button Switches (AREA)
  • Switches With Compound Operations (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

The housing has upper and lower parts (10,20) with push switches in the lower part operated by push knobs (14) in the upper part and an illumination device per knob in the lower part. The cap-shaped push knobs are held fixed in openings (11) in the upper housing part by annular actuating elements (33) attached to the inner side of the upper housing part.

Description

Die Erfindung betrifft ein Gehäuse aus Gehäuse-Oberteil und Gehäuse-Unterteil, bei dem im Gehäuse-Unterteil Tastschalter angeordnet sind, die mittels im Gehäuse-Oberteil gelagerter Tastenknöpfe betätigbar sind, und bei dem im Gehäuse-Unterteil Beleuchtungseinrichtungen pro Tastschalter zur Beleuchtung der zugeordneten Tastenknöpfe vorgesehen sind.The invention relates to a housing comprising the upper part of the housing and the lower part of the housing, in which pushbutton switches are arranged in the lower part of the housing, by means of the upper part of the housing stored button buttons can be operated, and in the lower part of the housing Lighting devices per button switch for lighting the assigned buttons are provided.

Derartige Gehäuse sind für die verschiedensten Anwendungsfälle eingesetzt. Dabei ist der Einbau der Tastschalter und die Zuordnung der Betätigungselemente schon auf die verschiedenste Weise gelöst worden. Sollen die Tastenknöpfe zusätzlich beleuchtet werden können, dann ergeben sich für den Einbau weit größere Schwierigkeiten, da in der Regel die Beleuchtungseinrichtungen seitlich zur Betätigungsachse des Tastenknopfes versetzt sind. Dies bringt keine gleichmäßige Ausleuchtung des Tastenknopfes. Nimmt der Tastenknopf die Beleuchtungseinrichtung auf, dann ist die Kopplung desselben zum Tastschalter aufwändig und kompliziert.Such housings are used for a wide variety of applications. This includes the installation of the push button switches and the assignment of the actuators already been solved in different ways. Shall the button buttons can also be illuminated, then arise for the Installation far more difficult since usually the lighting devices are laterally offset to the actuation axis of the button. This does not bring even illumination of the button. Takes the button the lighting device on, then it is coupled to the Pushbutton switches complex and complicated.

Es ist daher Aufgabe der Erfindung, bei einem Gehäuse der eingangs erwähnten Art die Tastenknöpfe gleichmäßig auszuleuchten und dennoch die Kopplung der Tastenknöpfe mit den zugeordneten Tastschaltern mit einfachen Mitteln betriebssicher auszulegen.It is therefore an object of the invention in a housing of the type mentioned Art to illuminate the buttons evenly and still the coupling of the Key buttons with the assigned push buttons are simple to operate with reliable means interpreted.

Diese Aufgabe wird nach der Erfindung dadurch gelöst, dass die hutförmigen Tastenknöpfe mittels ringförmiger Betätigungselemente unverlierbar in Ausnehmungen des Gehäuse-Oberteils gehalten sind, dass die Betätigungselemente mit der Innenseite des Gehäuse-Oberteils verbindbar sind, dass im Gehäuse-Unterteil pro Tastschalter eine Fassung mit Beleuchtungslampe angeordnet ist, die auf die Mitten des zugeordneten Tastenknopfes und des zugeordneten Betätigungselementes ausgerichtet ist, und dass das Betätigungselement die zugeordnete Fassung mit Verstellspiel umschließt und den außerhalb der Fassung angeordneten, zugeordneten Tastschalter schaltet, wenn der zugeordnete Tastenknopf betätigt und das zugeordnete Betätigungselement verstellt wird.This object is achieved according to the invention in that the hat-shaped Key buttons captive in recesses by means of ring-shaped actuation elements of the upper housing part that the actuators are held can be connected to the inside of the upper housing part, that in the lower housing part one socket with lighting lamp is arranged for each push button switch, on the center of the assigned button and the associated actuator is aligned, and that the actuator the associated version with adjustment and encloses the outside of the Socket arranged, assigned push button switches when the assigned Pressed the button and adjusted the associated actuator becomes.

Bei dieser Ausgestaltung kann die Beleuchtungseinrichtung zentrisch zum Tastenknopf im Gehäuse-Unterteil befestigt werden, so dass sie den Tastenknopf gleichmäßig und ohne Schattenbildung ausleuchtet. Das ringförmige Betätigungselement legt nicht nur den Tastenknopf uvnerlierbar im Gehäuse-Oberteil fest, sondern kann mit seiner Bohrung die Fassung mit der Beleuchtungslampe umschließen und daran verstellt werden, um einen unmittelbar an die Fassung angrenzenden Tastschalter zu betätigen. In this embodiment, the lighting device can be centered on the button be fastened in the lower part of the housing so that they are the button Illuminated evenly and without shadows. The annular actuator not only places the button in the upper part of the housing fixed, but can with its bore the socket with the lighting lamp enclose and be adjusted to one directly to the version press the adjacent push button.

Der Halt und die Führung des Tastenknopfes in der Ausnehmung des Gehäuse-Oberteils lässt sich dadurch einfach erreichen, dass der Tastenknopf hohl ausgebildet ist und von dem zugeordneten Betätigungselement mit einem Bund an der Innenseite des Gehäuse-Oberteils anliegend in der Ausgangsstellung gehalten ist.The key button is held and guided in the recess in the upper part of the housing can be easily achieved by making the button button hollow is formed and by the associated actuator with a collar in contact with the inside of the upper part of the housing in the starting position is held.

Ist dabei vorgesehen, dass das Betätigungselement sich nur am Bund des Tastenknopfes abstützt, der vorzugsweise aus lichtdurchlässigem Material besteht, dann kann sich die Beleuchtungslampe durch das Betätigungselement hindurch bis in den Hohlraum des Tastenknopfes erstrecken.It is provided that the actuating element is only on the collar of the button supports, which preferably consists of translucent material, the lighting lamp can then pass through the actuating element extend into the cavity of the button.

Eine weitere vorteilhafte Ausgestaltung ist dadurch gekennzeichnet, dass die Ausnehmung in dem Gehäuse-Oberteil auf der Innenseite angeformte Führungselemente für den Bund des Tastenknopfes aufweist und dass der Tastenknopf im Bereich des Bundes einen abstehenden Ansatz aufweist, der in Anschlägen im Bereich der Ausnehmung geführt ist und den Tastenknopf unverdrehbar hält. Der Tastenknopf ist damit in der Ausnehmung verdrehsicher geführt und kann mit Kennzeichen versehen werden, die auf eine bestimmte Bedienungsrichtung ausgerichtet sind.A further advantageous embodiment is characterized in that the Recess in the upper part of the housing formed on the inside guide elements for the fret of the button and that the button in the federal area has a prominent approach that is in attacks is guided in the region of the recess and keeps the key button non-rotatable. The button is thus guided in the recess against rotation and can be provided with indicators that indicate a certain direction of operation are aligned.

Die Festlegung der Betätigungselemente in der Nähe der Ausnehmungen des Gehäuse-Oberteils ist so gelöst, dass auf der Innenseite des Gehäuse-Oberteils eine Halterung angeformt ist, in der an dem Betätigungselement angeformte Halteelemente festlegbar sind. Dabei kann zur Reduzierung des Aufwandes zusätzlich vorgesehen sein, dass die Halterung die Halteelemente für die Betätigungselemente mehrerer nebeneinander angeordneter Tastenknöpfe aufnimmt. The definition of the actuators near the recesses of the The upper housing part is loosened so that on the inside of the upper housing part a holder is formed, in the molded on the actuating element Holding elements can be determined. It can also reduce the effort be provided that the holder, the holding elements for the actuating elements records several buttons arranged side by side.

Die notwendige Verstellbarkeit der Betätigungselemente wird dadurch erreicht, dass die Halteelemente aus einer Befestigungsleiste und daran angeformter Auslenkfedern besteht, wobei die Enden der Auslenkfedern die Betätigungselemente tragen.The necessary adjustability of the actuating elements is achieved that the holding elements from a mounting strip and deflection springs formed thereon there, the ends of the deflection springs the actuators wear.

Die weitere Ausbildung sieht vor, dass die Betätigungselemente auf der dem Gehäuse-Unterteil zugekehrten Seite Begrenzungsansätze tragen, die die vertikale Verstellung des Betätigungselementes begrenzen. Damit kann die Schaltstellung des Betätigungselementes definiert und der Tastschalter vor Beschädigungen geschützt werden.The further training provides that the actuators on the Lower part of the housing facing side carry limiters that are vertical Limit adjustment of the actuating element. So that the switch position of the actuating element and the push button switch from damage to be protected.

Die Fassungen mit den vorzugsweise als LED ausgebildeten Beleuchtungslampen sind mit den Tastschaltern auf einer Leiterplatte angeordnet und verdrahtet, die leicht im Gehäuse-Unterteil so eingebaut werden kann, dass die geforderte Ausrichtung erreicht ist. Dabei können die Tastschalter wahlweise als monostabile oder bistabile Schalter ausgelegt sein, wobei die Auslenkfedern der Betätigungselemente als Rückstellfedern für die Tastenknöpfe dienen. Dies insbesondere dann, wenn die ringförmigen Betätigungselemente mit den Auslenkfedern und der Befestigungsleiste aus elastischem Kunststoff als Spritzgussteil hergestellt werden.The sockets with the lighting lamps, which are preferably designed as LEDs are arranged and wired with the push buttons on a circuit board, which can be easily installed in the lower part of the housing so that the required Alignment is reached. The push button switches can optionally be monostable or bistable switches can be designed, the deflection springs Actuators serve as return springs for the key buttons. This especially when the annular actuating elements with the deflection springs and the fastening strip made of elastic plastic as an injection molded part getting produced.

Für eine eventuelle Nachrüstung weiterer Tastschalter kann nach einer Weiterbildung vorgesehen sein, dass im Gehäuse-Oberteil nicht belegte Ausnehmungen für Tastenknöpfe mittels ausbrechbarer Verschlussplatten abgedeckt sind. For a possible retrofitting of additional pushbuttons can be after further training it should be provided that recesses not occupied in the upper housing part for key buttons covered by break-out locking plates are.

Die Erfindung wird anhand eines in der Zeichnung dargestellten Ausführungsbeispiels näher erläutert. Es zeigen:

Fig. 1
in perspektivischer Ansicht einen Teil eines aus Gehäuse-Oberteil und Gehäuse-Unterteil zusammensetzbaren Gehäuses mit zwei eingebauten Tastschaltern mit Beleuchtungseinrichtung und
Fig. 2
in perspektivischer Ansicht einen Teil der Innenseite des Gehäuse-Oberteils mit den Teilen für die unverlierbare Festlegung des Tastenknopfes in der Ausnehmung des Gehäuse-Oberteils.
The invention is explained in more detail using an exemplary embodiment shown in the drawing. Show it:
Fig. 1
a perspective view of a part of a housing that can be assembled from the upper part of the housing and the lower part of the housing with two built-in push buttons with lighting device and
Fig. 2
a perspective view of a part of the inside of the upper housing part with the parts for captive fixing of the button in the recess of the upper housing part.

Das Gehäuse nach dem Ausführungsbeispiel besteht aus einem boxartigen Gehäuse-Oberteil 10 und einem darauf angepassten boxartigen Gehäuse-Unterteil 20, die mit ihren umlaufenden Rändern einen Gehäuse-Aufnahmeraum umschließen, der je nach Verwendungszweck verschiedene Einbauten aufnehmen kann. Für die vorliegende Erfindung ist dieser weitere Einbau nicht von Bedeutung, es werden daher in Teilansichten nur die Teile zum Einbau von Tastschaltern gezeigt. Diese Tastschalter 23 sind im Gehäuse-Unterteil 20 auf einer Leiterplatte 25 angeordnet.The housing according to the embodiment consists of a box-like housing upper part 10 and a box-like housing lower part adapted to it 20, which enclose a housing receiving space with their peripheral edges, which can accommodate different internals depending on the intended use. This further installation is not important for the present invention Therefore, only the parts for installing pushbuttons are shown in partial views. These key switches 23 are in the lower housing part 20 on a circuit board 25 arranged.

Die Tastenknöpfe 14 sind hutförmig, also hohl ausgebildet und weisen an der offenen Seite einen abstehenden Bund 15 auf. Die Tastenknöpfe 14 sind von der Innenseite her in die Ausnehmungen 11 des Gehäuse-Oberteils 10 eingesetzt, wobei der Bund 15 durch Anschlag die Einsetzstellung, d.h. Ausgangsstellung, des Tastenknopfes 14 festlegt. An der Innenseite des Gehäuse-Oberteils 10 sind diametral schalenförmige Führungen 12 (Fig. 2) angeformt, die den Bund 15 des Tastenknopfes 14 führen. Außerdem sind im Bereich der Ausnehmungen 1 1 Anschläge 13 angeformt, die einen Ansatz 16 am Bund 15 des Tastenknopfes 14 aufnehmen und so den Tastenknopf 14 unverdrehbar in der Ausnehmung 11 mit den Führungen 12 führen. Die Tastenknöpfe 14 sind dabei vorzugsweise aus lichtdurchlässigem Material hergestellt, da sie beleuchtet werden.The key buttons 14 are hat-shaped, that is to say hollow, and point to the open side a protruding collar 15. The buttons 14 are from inserted on the inside into the recesses 11 of the upper housing part 10, the collar 15 by the stop position, i.e. Starting position the button 14 sets. On the inside of the upper part of the housing 10 are diametrically shaped bowl-shaped guides 12 (Fig. 2), which the Guide collar 15 of the button 14. Also in the area of the recesses 1 1 stops 13 integrally formed, a shoulder 16 on the collar 15 of the button 14 record and so the button 14 non-rotatably in the recess 11 with the guides 12. The button buttons 14 are preferred Made of translucent material as it illuminates become.

Gehalten werden die Tastenknöpfe 14 in den Ausnehmungen 11 durch ringförmige Betätigungselemente 33, die sich mit dem Bund 15 des Tastenknopfes 14 decken. An dem Betätigungselement 33 ist eine als Auslenkfeder dienende Haltefeder 32 angeformt. Dabei können mehrere Haltefedern 32 mehrerer Betätigungselemente 33 mit einer Befestigungsleiste 31 zu einem einstückigen Einsatzteil vereinigt werden. Auf der Innenseite des Gehäuse-Oberteils 10 ist im Bereich der Ausnehmungen 1 1 eine Aufnahme 17 angeformt, in die die Befestigungsleiste 31 so eingesetzt werden kann, dass die Betätigungselemente 33 mit den Bünden 15 der zugeordneten Tastenknöpfe 14 zur Deckung kommen. Damit sind die Tastenknöpfe 14 unverlierbar in den Ausnehmungen 11 des Gehäuse-Oberteils 10 gehalten.The key buttons 14 are held in the recesses 11 by annular Actuators 33, which are with the collar 15 of the button 14th cover. On the actuating element 33 is a holding spring serving as a deflection spring 32 molded. A plurality of retaining springs 32 can be a plurality of actuating elements 33 with a mounting strip 31 to an integral insert be united. On the inside of the upper housing part 10 is in Area of the recesses 1 1 formed a receptacle 17, in which the mounting strip 31 can be used so that the actuating elements 33 with the frets 15 of the assigned key buttons 14 come to congruence. In order to are the button buttons 14 captive in the recesses 11 of the upper housing part 10 held.

Wie der Fig. 1 zu entnehmen ist, nimmt das Gehäuse-Unterteil 20 eine Leiterplatte 25 auf, die Fassungen 21 mit Beleuchtungslampen 22 trägt. Dabei ist die Ausrichtung so, dass die Mitten der als LED ausgebildeten Beleuchtungslampen 22 in ihren Fassungen 21 auf die Mitten der Betätigungselemente 33 und der Tastenknöpfe 14 ausgerichtet sind. Die ringförmigen Betätigungselemente 33 umschließen mit Verstellspiel die Fassungen 21 mit den Beleuchtungslampen 22 und können unmittelbar an die Fassungen 21 auf der Leiterplatte 25 befestigte Tastschalter 23 schalten. Bei geschlossenem Gehäuse können die LED's durch die Betätigungselemente 33 hindurch bis in den Hohlraum der Tastenknöpfe 14 reichen und diese gleichmäßig und ohne Schattenwirkung ausleuchten. Die ringförmigen Betätigungselemente 33 bieten um die Fassungen 21 herum genügend Kontaktflächen zu den zugeordneten Betätigungsorganen der Tastschalter 23, die als monostabile oder bistabile Schalter ausgebildet sein können. Die Haltefedern 32 dienen dabei als Rückstellfedern für die Tastenknöpfe 14, insbesondere dann, wenn die Betätigungselemente 33 mit den Haltefedern 32 und der Befestigungsleiste 31 aus elastischem Kunststoff einstückig hergestellt sind. Auf der dem Gehäuse-Unterteil 20 zugekehrten Seite der Betätigungselemente 33 sind Begrenzungsansätze 34 angeformt, die die Verstellbewegung durch Anschlag an der Leiterplatte 25 oder dem Boden des Gehäuse-Unterteils 20 begrenzen und so die Tastschalter 23 vor Beschädigungen schützen.As can be seen in FIG. 1, the lower housing part 20 takes a printed circuit board 25, which carries versions 21 with lighting lamps 22. Here is the Alignment so that the center of the lighting lamps designed as LEDs 22 in their versions 21 on the centers of the actuators 33 and Key buttons 14 are aligned. The annular actuators 33 enclose the sockets 21 with the lighting lamps 22 with adjustment play and can be attached directly to the sockets 21 on the circuit board 25 Switch key switch 23. When the housing is closed, the LEDs can go through the actuating elements 33 into the cavity of the key buttons 14 range and illuminate them evenly and without shadows. The ring-shaped Actuators 33 provide enough around the sockets 21 Contact surfaces to the assigned actuators of the pushbutton switches 23, which can be designed as monostable or bistable switches. The retaining springs 32 serve as return springs for the button buttons 14, in particular then when the actuators 33 with the retaining springs 32 and the mounting strip 31 are made in one piece from elastic plastic. On the side of the actuating elements facing the lower housing part 20 33 are limiting lugs 34 formed, which stop the adjustment movement limit on the circuit board 25 or the bottom of the lower housing part 20 and so protect the key switch 23 from damage.

Am Gehäuse-Oberteil 10 können mehr als zwei Ausnehmungen 11 mit Führungen 12 und Anschläge 13 vorgesehen sein. Wird eine Ausnehmung 11 nicht belegt, dann kann sie mit einer ausbrechbaren Verschlussplatte abgedeckt und bei Bedarf geöffnet werden. Auf diese Weise kann das Gehäuse leicht mit weiteren Tastschaltern erweitert werden.On the upper housing part 10, more than two recesses 11 with guides 12 and stops 13 may be provided. If a recess 11 is not occupied, then it can be covered with a break-out closure plate and attached Open as needed. In this way, the housing can easily be combined with others Pushbutton switches can be expanded.

Claims (11)

Gehäuse aus Gehäuse-Oberteil und Gehäuse-Unterteil, bei dem im Gehäuse-Unterteil Tastschalter angeordnet sind, die mittels im Gehäuse-Oberteil gelagerter Tastenknöpfe betätigbar sind, und bei dem im Gehäuse-Unterteil Beleuchtungseinrichtungen pro Tastschalter zur Beleuchtung der zugeordneten Tastenknöpfe vorgesehen sind,
dadurch gekennzeichnet, dass die hutförmigen Tastenknöpfe (14) mittels ringförmiger Betätigungselemente (33) unverlierbar in Ausnehmungen (11) des Gehäuse-Oberteils (10) gehalten sind,
dass die Betätigungselemente (33) mit der Innenseite des Gehäuse-Oberteils (10) verbindbar sind,
dass im Gehäuse-Unterteil (20) pro Tastschalter (23) eine Fassung (21) mit Beleuchtungslampe (22) angeordnet ist, die auf die Mitten des zugeordneten Tastenknopfes (14) und des zugeordneten Betätigungselementes (33) ausgerichtet ist, und
dass das Betätigungselement (33) die zugeordnete Fassung (21) mit Verstellspiel umschließt und den außerhalb der Fassung (21) angeordneten, zugeordneten Tastschalter (23) schaltet, wenn der zugeordnete Tastenknopf (14) betätigt und das zugeordnete Betätigungselement (33) verstellt wird.Housing consisting of the upper part of the housing and the lower part of the housing, in which pushbuttons are arranged in the lower part of the housing, which can be actuated by means of pushbuttons located in the upper part of the housing, and in which lighting devices are provided in the lower part of the housing for each pushbutton to illuminate the assigned pushbuttons,
characterized in that the hat-shaped key buttons (14) are held captively in recesses (11) of the upper housing part (10) by means of ring-shaped actuating elements (33),
that the actuating elements (33) can be connected to the inside of the upper housing part (10),
that a socket (21) with an illuminating lamp (22) is arranged in the lower housing part (20) for each pushbutton switch (23), which is aligned with the centers of the assigned pushbutton (14) and the assigned actuating element (33), and
that the actuating element (33) surrounds the assigned socket (21) with adjustment play and switches the associated push button switch (23) arranged outside the socket (21) when the assigned button (14) is actuated and the assigned actuating element (33) is adjusted. Gehäuse nach Anspruch 1,
dadurch gekennzeichnet, dass der Tastenknopf (14) hohl ausgebildet ist und von dem zugeordneten Betätigungselement (33) mit einem Bund (15) an der Innenseite des Gehäuse-Oberteils (10) anliegend in der Ausgangsstellung gehalten ist.Housing according to claim 1,
characterized in that the button (14) is hollow and is held in the starting position by the associated actuating element (33) with a collar (15) on the inside of the upper housing part (10). Gehäuse nach Anspruch 1 oder 2,
dadurch gekennzeichnet, dass das Betätigungselement (33) sich nur am Bund (15) des Tastenknopfes (14) abstützt, der vorzugsweise aus lichtdurchlässigem Material besteht.Housing according to claim 1 or 2,
characterized in that the actuating element (33) is supported only on the collar (15) of the button (14), which preferably consists of translucent material. Gehäuse nach einem der Ansprüche 1 bis 3,
dadurch gekennzeichnet, dass die Ausnehmung (11) in dem Gehäuse-Oberteil (10) auf der Innenseite angeformte Führungselemente (12) für den Bund (15) des Tastenknopfes (14) aufweist und
dass der Tastenknopf (14) im Bereich des Bundes (15) einen abstehenden Ansatz (16) aufweist, der in Anschlägen (15) im Bereich der Ausnehmung (11) geführt ist und den Tastenknopf (14) unverdrehbar hält.Housing according to one of claims 1 to 3,
characterized in that the recess (11) in the upper housing part (10) has molded on the inside guide elements (12) for the collar (15) of the button (14) and
that the button (14) in the region of the collar (15) has a protruding shoulder (16) which is guided in stops (15) in the region of the recess (11) and keeps the button (14) non-rotatable. Gehäuse nach einem der Ansprüche 1 bis 4,
dadurch gekennzeichnet, dass auf der Innenseite des Gehäuse-Oberteils (10) eine Halterung (17) angeformt ist, in der an dem Betätigungselement (33) angeformte Halteelemente (31, 32) festlegbar sind.Housing according to one of claims 1 to 4,
characterized in that a holder (17) is formed on the inside of the upper housing part (10), in which holding elements (31, 32) formed on the actuating element (33) can be fixed. Gehäuse nach Anspruch 5,
dadurch gekennzeichnet, dass die Halterung (17) die Halteelemente (31, 32) für die Betätigungselemente (33) mehrerer nebeneinander angeordneter Tastenknöpfe (14) aufnimmt.Housing according to claim 5,
characterized in that the holder (17) receives the holding elements (31, 32) for the actuating elements (33) of a plurality of key buttons (14) arranged next to one another. Gehäuse nach Anspruch 5 oder 6,
dadurch gekennzeichnet, dass die Halteelemente (31, 32) aus einer Befestigungsleiste und daran angeformter Auslenkfedern besteht, wobei die Enden der Auslenkfedern die Betätigungselemente (33) tragen.Housing according to claim 5 or 6,
characterized in that the holding elements (31, 32) consist of a fastening strip and deflection springs formed thereon, the ends of the deflection springs carrying the actuating elements (33). Gehäuse nach einem der Ansprüche 1 bis 7,
dadurch gekennzeichnet, dass die Betätigungselemente (33) auf der dem Gehäuse-Unterteil (10) zugekehrten Seite Begrenzungsansätze (34) tragen, die die vertikale Verstellung des Betätigungselementes (33) begrenzen.Housing according to one of claims 1 to 7,
characterized in that the actuating elements (33) on the side facing the lower housing part (10) carry limiting projections (34) which limit the vertical adjustment of the actuating element (33). Gehäuse nach einem der Ansprüche 1 bis 8,
dadurch gekennzeichnet, dass die Fassungen (21) mit den vorzugsweise als LED ausgebildeten Beleuchtungslampen (22) sowie die Tastschalter (23) auf einer Leiterplatte (25) angeordnet und verdrahtet sind.Housing according to one of claims 1 to 8,
characterized in that the sockets (21) are arranged and wired on a printed circuit board (25) with the illumination lamps (22), preferably in the form of LEDs, and the pushbutton switches (23). Gehäuse nach einem der Ansprüche 1 bis 9,
dadurch gekennzeichnet, dass die Tastschalter (23) wahlweise als monostabile oder bistabile Schalter ausgebildet sind und
dass die Auslenkfedern der Betätigungselemente (33) als Rückstellfedern für die Tastenknöpfe (14) dienen.Housing according to one of claims 1 to 9,
characterized in that the pushbutton switches (23) are optionally designed as monostable or bistable switches and
that the deflection springs of the actuating elements (33) serve as return springs for the key buttons (14). Gehäuse nach einem der Ansprüche 1 bis 10,
dadurch gekennzeichnet, dass im Gehäuse-Oberteil (10) nicht belegte Ausnehmungen (11) für Tastenknöpfe (14) mittels ausbrechbarer Verschlussplatten abgedeckt sind.Housing according to one of claims 1 to 10,
characterized in that unoccupied recesses (11) for key buttons (14) in the upper housing part (10) are covered by break-out closure plates.
EP03005877A 2002-04-11 2003-03-15 Casing with upper and lower part and push switches actuable by push buttons Expired - Lifetime EP1353346B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10216038 2002-04-11
DE10216038A DE10216038C1 (en) 2002-04-11 2002-04-11 Housing has push switches operated by cap-shaped push knobs held fixed in openings in upper housing part by annular actuating elements attached to inner side of upper housing part

Publications (3)

Publication Number Publication Date
EP1353346A2 true EP1353346A2 (en) 2003-10-15
EP1353346A3 EP1353346A3 (en) 2005-05-04
EP1353346B1 EP1353346B1 (en) 2010-12-01

Family

ID=7714327

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03005877A Expired - Lifetime EP1353346B1 (en) 2002-04-11 2003-03-15 Casing with upper and lower part and push switches actuable by push buttons

Country Status (4)

Country Link
EP (1) EP1353346B1 (en)
AT (1) ATE490543T1 (en)
DE (2) DE10216038C1 (en)
ES (1) ES2355550T3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2004205205B2 (en) 2003-08-26 2009-06-04 Lg Electronics Inc. Control panel assembly and method for controlling thereof
DE102004024312B3 (en) * 2004-05-15 2006-02-02 Diehl Ako Stiftung & Co. Kg Key cap assembly

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2085230A (en) * 1980-10-07 1982-04-21 Int Standard Electric Corp Pushbutton keyboard
EP0313952A2 (en) * 1987-10-26 1989-05-03 Preh-Werke GmbH & Co. KG Push-button for keyboard
DE29716198U1 (en) * 1997-09-09 1997-10-30 Giersiepen Gira Gmbh Electrical installation device, in particular buttons, sellers or switches
EP1176619A2 (en) * 2000-07-27 2002-01-30 Liebherr-Hausgeräte Gmbh Electronic control unit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2085230A (en) * 1980-10-07 1982-04-21 Int Standard Electric Corp Pushbutton keyboard
EP0313952A2 (en) * 1987-10-26 1989-05-03 Preh-Werke GmbH & Co. KG Push-button for keyboard
DE29716198U1 (en) * 1997-09-09 1997-10-30 Giersiepen Gira Gmbh Electrical installation device, in particular buttons, sellers or switches
EP1176619A2 (en) * 2000-07-27 2002-01-30 Liebherr-Hausgeräte Gmbh Electronic control unit

Also Published As

Publication number Publication date
ATE490543T1 (en) 2010-12-15
EP1353346A3 (en) 2005-05-04
DE50313288D1 (en) 2011-01-13
ES2355550T3 (en) 2011-03-28
EP1353346B1 (en) 2010-12-01
DE10216038C1 (en) 2003-05-15

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