WO2001048772A1 - Commutateur electrique - Google Patents

Commutateur electrique Download PDF

Info

Publication number
WO2001048772A1
WO2001048772A1 PCT/DE2000/004566 DE0004566W WO0148772A1 WO 2001048772 A1 WO2001048772 A1 WO 2001048772A1 DE 0004566 W DE0004566 W DE 0004566W WO 0148772 A1 WO0148772 A1 WO 0148772A1
Authority
WO
WIPO (PCT)
Prior art keywords
latching
actuating member
housing
actuating
curve
Prior art date
Application number
PCT/DE2000/004566
Other languages
German (de)
English (en)
Inventor
Heinrich Müller
Original Assignee
Marquardt 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
Application filed by Marquardt Gmbh filed Critical Marquardt Gmbh
Priority to DE50013337T priority Critical patent/DE50013337D1/de
Priority to EP00991110A priority patent/EP1240655B1/fr
Publication of WO2001048772A1 publication Critical patent/WO2001048772A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/50—Driving mechanisms, i.e. for transmitting driving force to the contacts with indexing or locating means, e.g. indexing by ball and spring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
    • H01H23/28—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button with three operating positions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/60—Mechanical arrangements for preventing or damping vibration or shock

Definitions

  • the invention relates to an electrical switch according to the preamble of claim 1.
  • Such electrical switches can be used as control switches for a motor vehicle.
  • it can be an electrical switch for a motor vehicle interior light.
  • Such an electrical switch known from DE 42 38 676 AI has a housing which accommodates a contact system.
  • An actuating member which can be moved manually between an initial position and at least one actuating position is arranged on the housing, the actuating member in the actuating position having a switching effect on the contact system.
  • the switch also has latching means which consist of a latching curve located in the housing or on the housing wall and an elastic latching element which interacts with the latching curve and is arranged on the actuating member.
  • the latching means exert a latching force on the actuating member during its movement and / or in the starting and actuating position.
  • the actuating member is held in the starting or actuating position and / or the actuating force required to actuate the actuating member has a specific course. It has been found in such switches that there is a high level of noise when the actuator is moved.
  • the housing as a kind of resonance body can amplify this switching noise. In some cases, the feeling of actuation is perceived as unsatisfactory by the known detent of users.
  • the locking element shown only schematically in DE 42 38 676 AI generally consists of a spring sleeve with several individual parts, which results in a complex assembly for the locking means.
  • the invention has for its object to further develop the switch so that its noise when actuated is reduced.
  • an improvement in the ergonomics for the operating feeling of the user is also to be achieved.
  • the latching curve is arranged on the actuator.
  • the latching element is designed as a leaf spring, the leaf spring being fastened in the housing of the switch.
  • the switch can be designed as a rocker switch with an actuator consisting of a rocker, the rocker being rotatably mounted on the top of the housing.
  • the actuator preferably has three latching positions.
  • the central position is designed as the one detent position, specifically as the starting position.
  • the two actuating positions representing the further rest positions are each the alternatively left and right actuation position starting from the middle position.
  • the actuating member in particular the rocker, can be designed approximately rectangular with two longitudinal and two transverse sides.
  • the locking curve is then assigned to a transverse side of the actuator.
  • the leaf spring can also be assigned to the transverse side of the actuator.
  • the leaf spring is expediently fastened at one end in the housing.
  • a receptacle in the base of the housing is suitable for fastening.
  • the other end of the leaf spring can then be designed to be cantilevered, in particular an approximately V-shaped nose on the projecting part of the leaf spring interacting with the locking curve.
  • the leaf spring has two projecting spring elements. One end of the two spring elements starts from a common fastening part clamped in the housing. The other, projecting end of the two spring elements interacts with one of two adjacent, symmetrically designed sections of the locking curve.
  • a leaf spring designed in this way is produced, for example, as a stamped and bent part.
  • the actuating member has an insert which is expediently located on the side of the actuating member facing the housing.
  • the insert can in turn be fastened to the actuating member by means of snap-in and / or snap connections, for example clip-on. It then makes sense to arrange the locking curve on the insert located in the actuating member.
  • the locking curve are provided with a damping element, so that the Movement of the locking element in the starting and / or actuating position is damped.
  • the damping element can consist of an elastic material, for example rubber, rubber, a thermoplastic elastomer or the like. An EPDM rubber is particularly preferred as the material for the damping element.
  • the damping element itself can consist of one or more stamped parts, the stamped parts being inserted, glued or welded into the latching curve, for example.
  • the locking curve on the actuating member and / or on the insert and the damping element are produced in the manner of a two-component part, the locking curve being made of a hard and the damping element of a soft one Plastic.
  • the advantages achieved by the invention consist in particular in that, by decoupling the catch from the housing of the switch, only a slight noise development occurs when the switch is actuated. This noise development can be reduced even further by inserting damping elements into the locking curve. Since the latching curve is now arranged on a side part of the actuating member, the entire side is available for damping. As a result, the detent for an actuating member having a plurality of actuating positions can be damped in a simple manner.
  • a switch can be a rocker switch, the actuating member of which is designed as a rocker with a left actuating position, a central position and a right actuating position.
  • the switch according to the invention has an idle stroke reduction and a damped actuation characteristic. This results in an improved, particularly ergonomic operating feeling for the user. As a result, the switch has an improved feel.
  • a leaf spring is used as the locking element. It is a single part that can be produced inexpensively in a simple manner, for example as a stamped and bent part. Installation is also simplified. Further damping elements for the locking curve can also consist of stamped parts. In this respect, the switch according to the invention is also less expensive.
  • Fig. 2 shows a section as in Fig. 1, wherein the
  • Actuator is located in an intermediate position between the starting and the actuating position
  • Fig. 3 shows a section as in Fig. 1, wherein the
  • Actuator is in the actuating position
  • Fig. 4 is a section along the line 4-4 in Fig. 1, and
  • Fig. 5 items of the switch in an exploded view. 1 shows electrical switch 1, which is used in particular as an operating switch for a motor vehicle. In the present exemplary embodiment, it is a switch for a motor vehicle interior light.
  • the switch 1 has a housing 2 in which a contact system 3 shown in FIG. 4 is accommodated. On the top of the housing 2, a movable actuator 4 is arranged. The actuating member 4 can be moved manually from an initial position into at least one actuating position. In the actuating position, the actuating member 4 has a switching effect on the contact system
  • the switch 1 has latching means, the latching means having a latching force on the actuating member
  • the locking means consist of a locking curve 5 and a cooperating elastic locking element 6.
  • the locking curve 5 is arranged on the actuator 4.
  • the locking element 6, which has spring elasticity, is designed as a leaf spring 8.
  • the leaf spring 8 is in turn fastened in the housing 2. Because of this configuration, the locking means are largely decoupled from the housing 2, in particular the locking means are acoustically decoupled.
  • the switch 1 is designed as a rocker switch, the actuating member 4 consisting of a rocker.
  • the rocker is rotatably mounted on the top of the housing 2 at bearings 7, which are indicated in Fig. 2.
  • the actuator 4 and although the rocker is approximately rectangular in shape with two longitudinal and two transverse sides, as can be seen from FIG. 4, the latching curve 5 being assigned to a transverse side of the actuating member 4.
  • the actuator 4 designed as a rocker can have three latching positions, as can also be seen in more detail in FIGS. 1 and 3.
  • the rocker has a central position as the starting position, which represents the detent position and is shown in FIG. 1.
  • the locking element 6 lies in the locking position on the central part of the locking curve 5.
  • a first right actuation position can be reached by manual action on the right part of the rocker via an intermediate position shown in FIG. In the right actuation position, the locking element 6 then rests in the locking position on the upper part of the locking curve 5.
  • a second left actuation position can be achieved by manual action on the left part of the rocker, which is essentially mirror-symmetrical to the actuation position shown in FIG. 3.
  • the detent element 6 rests in the detent position on the lower part of the detent curve 5, but this is not shown further.
  • the actuating force which the user exerts on the rocker increases in the manner of a pressure point, with which the latching means simultaneously serve to generate the pressure point.
  • the switch 1 In the case of a rocker with a left and a right actuation position, the switch 1 then has two contact systems 3, 3 1 , as can be seen from FIG.
  • the leaf spring 8 is assigned to one transverse side of the actuating member 4, as can be seen from FIG. 4. Furthermore, the leaf spring 8 is fixed at one end in the housing 2, which is shown in more detail in FIG. 1. A receptacle 9 in the base 10 of the housing 2 is used for fastening. The other end of the leaf spring 8 is configured to project from the receptacle 9 and has an approximately V-shaped nose 11. The nose 11 acts with the latching curve 5 to generate the latching force together. To generate a pressure point in the intermediate position shown in FIG. 2 between the starting position and the actuating position, the latching curve 5 has an elevation 16.
  • the leaf spring has two projecting spring elements 8, 8 ', as can be seen in more detail in FIG. 4.
  • One end of the two spring elements 8, 8 1 goes from a common fastening part 12 clamped in the base 10 of the housing 2.
  • the other, projecting end of the two spring elements 8, 8 ' interacts with one of two adjacent, symmetrically designed sections 5, 5 1 of the locking curve.
  • the leaf spring 8, 8 'expediently consists of a stamped and bent part.
  • the actuating member 4 can have an insert 13, the insert 13 being located on the side of the actuating member 4 facing the housing 2.
  • the insert 13, the leaf spring 8 and the housing 2 can also be seen in more detail as individual parts in FIG. 5.
  • the insert 13 can expediently be fastened to the actuating member 4 by means of latching and / or snap connections 14 shown in FIG. 1.
  • insert 13 is clipped onto actuator 4 for this purpose.
  • the locking curve 5 is in this embodiment on the in Actuator 4 located insert 13 arranged, which can be seen particularly well with reference to FIG. 5.
  • the movement of the latching element 6 into the respective latched position can be damped.
  • a damping element 15 which is shown in more detail in FIG. 5, for example.
  • the damping element 15 consists of an elastic material.
  • the material can be rubber, rubber, a thermoplastic elastomer or the like. It is particularly preferred that the damping element 15 consists of an EPDM rubber.
  • the damping element 15 can be designed as one or more stamped parts, these being inserted, glued, welded or otherwise secured in the locking curve 5.
  • the locking curve 5 on the actuating element 4 and / or on the insert 13 and the damping element 15 are produced in the manner of a two-component part in an injection molding process.
  • the locking curve 5 consists of a hard plastic, namely a thermoplastic
  • the damping element 15 consists of a soft plastic, for example a thermoplastic elastomer.

Landscapes

  • Mechanisms For Operating Contacts (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Saccharide Compounds (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Glass Compositions (AREA)
  • Push-Button Switches (AREA)

Abstract

L'invention concerne un commutateur électrique (1), destiné notamment à être utilisé dans un véhicule automobile, par exemple, comme commutateur (1) pour une lampe intérieure de véhicule automobile. Le commutateur (1) selon l'invention comprend un boîtier (2), un système de contact situé dans le boîtier (2) et un organe d'actionnement (4) placé sur le boîtier (2) et mobile entre une position de départ et au moins une position d'actionnement. En position d'actionnement, l'organe d'actionnement (4) met le système de contact en circuit. Le commutateur (1) selon l'invention comprend en outre des moyens d'encliquetage qui sont constitués d'un profil d'encliquetage (5) et d'un élément d'encliquetage élastique (6) coopérant avec ce dernier et qui exercent une force d'encliquetage sur l'organe d'actionnement (4) lors de son mouvement ou dans la position de départ et dans la position d'actionnement. Le profil d'encliquetage (5) est situé sur l'organe d'actionnement (4). L'élément d'encliquetage (6) est réalisé sous forme de ressort à lames (8) fixé dans le boîtier (2).
PCT/DE2000/004566 1999-12-23 2000-12-20 Commutateur electrique WO2001048772A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE50013337T DE50013337D1 (de) 1999-12-23 2000-12-20 Elektrischer schalter
EP00991110A EP1240655B1 (fr) 1999-12-23 2000-12-20 Commutateur electrique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19962592.1 1999-12-23
DE19962592 1999-12-23

Publications (1)

Publication Number Publication Date
WO2001048772A1 true WO2001048772A1 (fr) 2001-07-05

Family

ID=7934222

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2000/004566 WO2001048772A1 (fr) 1999-12-23 2000-12-20 Commutateur electrique

Country Status (4)

Country Link
EP (1) EP1240655B1 (fr)
AT (1) ATE336795T1 (fr)
DE (2) DE10063385A1 (fr)
WO (1) WO2001048772A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20107583U1 (de) * 2001-05-04 2002-09-12 Metabowerke GmbH, 72622 Nürtingen Schalter sowie Elektrohandwerkzeug
DE10137883A1 (de) * 2001-08-02 2003-02-27 Miele & Cie Drehschalter
DE20117282U1 (de) 2001-10-22 2002-02-28 TRW Automotive Electronics & Components GmbH & Co. KG, 78315 Radolfzell Elektrischer Schalter
US6734376B2 (en) * 2002-06-19 2004-05-11 Shimano Inc. Electrical switch device for bicycle
DE102005062283B4 (de) * 2005-12-24 2023-06-22 Kostal Automobil Elektrik Gmbh & Co. Kg Elektrischer Schalter
JP4246741B2 (ja) * 2006-01-20 2009-04-02 株式会社キャットアイ 表示装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3103570A (en) * 1963-09-10 Hoilms dois
US3519775A (en) * 1968-01-10 1970-07-07 United Carr Inc Rocker switch centered by circular loop spring members coiled in compression
FR2325169A1 (fr) * 1975-09-19 1977-04-15 T Bar Inc Dispositif de commande d'un ensemble de commutateurs
US4029925A (en) * 1976-04-05 1977-06-14 General Motors Corporation Electric switch
US4037068A (en) * 1975-09-17 1977-07-19 Gaynor Edwin S Two-stage rocker switch for controlling a fluorescent lamp circuit

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3103570A (en) * 1963-09-10 Hoilms dois
US3519775A (en) * 1968-01-10 1970-07-07 United Carr Inc Rocker switch centered by circular loop spring members coiled in compression
US4037068A (en) * 1975-09-17 1977-07-19 Gaynor Edwin S Two-stage rocker switch for controlling a fluorescent lamp circuit
FR2325169A1 (fr) * 1975-09-19 1977-04-15 T Bar Inc Dispositif de commande d'un ensemble de commutateurs
US4029925A (en) * 1976-04-05 1977-06-14 General Motors Corporation Electric switch

Also Published As

Publication number Publication date
EP1240655A1 (fr) 2002-09-18
ATE336795T1 (de) 2006-09-15
DE10063385A1 (de) 2001-06-28
EP1240655B1 (fr) 2006-08-16
DE50013337D1 (de) 2006-09-28

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