EP1618576B1 - Commutateur electrique rotatif - Google Patents

Commutateur electrique rotatif Download PDF

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Publication number
EP1618576B1
EP1618576B1 EP04719349A EP04719349A EP1618576B1 EP 1618576 B1 EP1618576 B1 EP 1618576B1 EP 04719349 A EP04719349 A EP 04719349A EP 04719349 A EP04719349 A EP 04719349A EP 1618576 B1 EP1618576 B1 EP 1618576B1
Authority
EP
European Patent Office
Prior art keywords
rotary switch
actuating element
switch according
base
rotary
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.)
Expired - Fee Related
Application number
EP04719349A
Other languages
German (de)
English (en)
Other versions
EP1618576A1 (fr
Inventor
Gerd Rudolph
Sebastian Schwarz
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.)
Delphi Technologies Inc
Original Assignee
Delphi Technologies Inc
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 Delphi Technologies Inc filed Critical Delphi Technologies Inc
Publication of EP1618576A1 publication Critical patent/EP1618576A1/fr
Application granted granted Critical
Publication of EP1618576B1 publication Critical patent/EP1618576B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
    • G05G1/015—Arrangements for indicating the position of a controlling member
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
    • G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
    • G05G1/087—Controlling members for hand actuation by rotary movement, e.g. hand wheels retractable; Flush control knobs
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
    • G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
    • G05G1/10—Details, e.g. of discs, knobs, wheels or handles
    • G05G1/105—Details, e.g. of discs, knobs, wheels or handles comprising arrangements for illumination
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/10—Movable parts; Contacts mounted thereon
    • H01H19/11—Movable parts; Contacts mounted thereon with indexing means
    • 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
    • H01H3/08—Turn knobs
    • H01H2003/085—Retractable turn knobs, e.g. flush mounted

Definitions

  • the invention relates to an electrical rotary switch with a mounted in a housing rotary switch member having at least one switching contact for acting on a base associated switch contacts, wherein the rotary switch is coupled to an actuating element and cooperates with means for determining switching positions, which on the one hand in the direction of the base facing end side of the rotary switch member and the other are assigned to the base.
  • DE 40 08 248 C1 discloses an electric rotary switch with a housing, a rotatably held in the housing, via an actuator in different switching positions, with existing switching contact parts cooperating switching piece and at least one switching piece associated, under the action of a spring element movable locking element and arranged in the region of the side walls of the housing, cooperating with the movable locking element latching device having at least two latching curves, wherein the rotary switch is constructed such that other switching functions can be realized by changing the position of at least one of its components.
  • the latching device is designed such that by changing the position thereof in the switch housing either the one latching curve or the other latching curve the associated with at least one movable locking element.
  • the switching element is provided with a certain switching functions in a first position and in a relation to the first position changed second position other switching functions causing the switch contact parts associated switching device provided.
  • the latching means are two diametrically in a recess of the contact piece slidably held, associated with spring action of a helical compression spring movable locking elements. This rotary switch has a relatively complex structure and requires a large installation space.
  • an electrical switch in particular rotary switch, known, the electrical contact elements are influenced by an actuator, which in turn is associated with a latching device consisting of a latching curve and at least one under spring action, cooperating with the latching cam Latching element is made and can be brought from a latching rest position in at least one working switching position.
  • the latching curve of the latching device has the form of a logarithmic spiral of a certain kind.
  • DE 198 12 251 C2 shows an electric rotary switch with a stationary and movable electrical contact elements receiving, consisting of a base part and a cover part housing, and at least one rotatable in the housing via an actuator in a plurality of different switch positions can be brought, with the present in the housing movable Contact elements cooperating contact piece, wherein at least the rotatably movable in the housing mounted switching piece at least one plate-like cam plate is present, the cam on the one hand actuated to slidably disposed in the housing ram be brought into contact, on the other hand each directly with at least one of the movable electrical contact elements in abutment.
  • the plunger can be guided only longitudinally displaceable on the movable contact elements by existing in the base part of the housing guide recesses and the cam to be actuated plunger are integrally formed via thin, flexible connecting webs integrally formed as integral parts of a control disc.
  • DE 20 16 992 A shows an electric rotary switch mounted between two stator parts rotary switch member having at least one designed as a contact ball switching contact for acting on the stator associated switch contact tracks, wherein the rotary switch member is coupled to an actuating element and cooperates with means for determining switching positions, which are assigned to a pointing in the direction of a stator part end face of the rotary switch member and the other part of the stator.
  • the means comprise detent balls, which are received in axially aligned through holes of the rotary switch member and locking recesses in the two spring-loaded stator parts.
  • a rotary switch which comprises a base with a rotatably mounted thereon actuating element, in the blind holes for pressure spring-loaded leadership of stocked with metal balls sleeves are provided, wherein the metal balls eino in the switching positions of the rotary switch in socket-side recesses with contact pieces.
  • DE 101 23 536 C1 describes an operating device for an electrical switch with a partially retractable push button.
  • the object is achieved in that the means for determining the switching positions are assigned to one facing in the direction of the base end side of the rotary switching element and the other the base, wherein in a first dome of the rotary switching element spring-loaded detent sleeve is provided with at least one cooperates socket-side recess or ramp and the actuator is mounted axially displaceable so that it is flush in the lower end position with an upper edge of the housing.
  • the rotary switch Due to the axial alignment of the means for determining the switching positions of the rotary switch in the region of the rotary switch member, the rotary switch requires only a small installation space, which is essentially determined by the dimensioning of the rotary switch member. Due to the different design of the base, namely on the one with indentations and on the other with chamfers, can with identically designed rotary switching elements either latched rotary switches or keyed rotary switches are manufactured. Here, the number of socket-side indentations provides the number of switching positions. The ramp of the keyed rotary switch gives the user a tactile perceptible shift feel.
  • the type of axial mounting of the actuating element takes place on the one hand for optical reasons and on the other for functional reasons.
  • the actuator is in its lower end position, for example, an accidental pressurization of the same excluded and other actuators in its immediate vicinity can be operated easily, since this is the required clearance created by the sinking of the actuator in the housing.
  • a projection of the switching contact is held by a spring loaded in a second Dom of the rotary switch.
  • the geometry of the switching contact corresponds to that of a portion of a circular ring in order to bridge associated with a rotational movement of the actuating element or the rotary switching element switching contact tracks, such as a punched grid or a printed circuit board.
  • the associated switching functions cause, for example, a dimming of an instrument lighting of a motor vehicle or a height adjustment of motor vehicle headlights.
  • a nose engaging in the recess is advantageously formed on the actuating element.
  • the actuating element is mounted so axially displaceable that it protrudes in the upper end position on the upper edge of the housing.
  • the actuator is supported by spring loaded on the base and has a heart curve, in which a mosschaltgliedfester pin engages to hold the actuator at a pressurization in the lower end position and release again at a further pressurization. Due to this configuration, the locking of the actuating element is ensured in its lower end position and its release for displacement in its upper end position by pressurizing with a small number of items.
  • the pin is S-shaped, with one end secured in the recess of the rotary switch member and the other end extending above the rotary switch member into the cardiac cam of the actuator.
  • the heart curve is formed in the nose of the actuating element.
  • the actuating element preferably has an engaging into the recess of the rotary switching element approach, whose cross-section is designed as a semicircular ring.
  • a compression spring is used, which is supported on the one hand on a web of the base and on the other with the interposition of a cap on the actuating element. The cap protects the actuator from damage by the compression spring.
  • the cap is preferably designed as a light guide for backlighting a symbol of the actuating element.
  • the required light source may for example be assigned to the socket.
  • the approach of the actuating element immersed in its lower end position in a recess of the base in order to block a rotation of the actuating element is realized by simple means without additional components.
  • the actuating element between the approach and a cross-sectionally cylindrical gripping surface on an annular shoulder, which rests in the upper position of the actuating element on the housing.
  • the annular shoulder also limits the displacement of the actuator in the direction of the base, since it comes to rest on the rotary switch. As a result, further damage to the engaging in the heart curve of the actuator pin is excluded.
  • the switch unit comprises a base 1 of a housing, the switching contact tracks 2 are associated with a stamped grid, which open into connection contacts for connection to a vehicle electrical system of a motor vehicle.
  • the peeler unit are assigned to a plurality of individual switches, of which two rotary switches 3, 4 are shown, wherein the one rotary switch 3 keyed switching positions and the other rotary switch 4 snapped switch positions occupies.
  • Each of the rotary switches 3, 4 comprises a substantially circular-section-shaped rotary switching member 5, at its peripheral corner points dome 6, 7 are formed and in the center of which an actuating element 8 engages.
  • a compression spring loaded locking sleeve 9 is provided in the first dome 6 of the rotary switch member 5.
  • the latching sleeve 9 cooperates with a ramp 10 of the base 1.
  • a plurality of indentations 11 are provided in a circular path in the base 1, in which 'the locking sleeve 9 comes to the insert.
  • a cylindrical projection 12 of a switching contact 13 is held by pressure spring.
  • the switching contact 13 has the shape of a circular ring section and cooperates with the switching contact tracks 2 in the base 1.
  • the actuator 8 is provided with a nose 14 via a Lug 15 rotatably mounted in a recess 16 of the rotary switch member 5, wherein the projection 15 of the actuating element 8 is designed in its cross section as a semicircular ring.
  • a compression spring 17 is inserted, which is supported on the one hand on a web 18 of the base 1 and on the other with the interposition of a cap 19 on the actuating element 8.
  • a nose 20 is integrally formed on the projection 15 of the actuating element 8, which engages in a corresponding groove 21 of the recess 16 of the rotary switching member 5.
  • a heart cam 23 is formed, in which engages an end of an S-shaped pin 24 whose other end is fixed in a bore 25 in the groove 21 of the rotary switching member 5.
  • the heart cam 23 causes, in cooperation with the pin 24 in a conventional manner, a locking of the actuating element 8 in a lower end position at a pressurization thereof and a release of the locking at a renewed pressurization of the actuating element 8, after which the actuating element 8 due to the action of the compression spring 17 reaches its upper end position.
  • the annular shoulder 27 is located on the associated end face of the rotary switching element 5 and the projection 15 of the actuating element 8 is immersed in a recess 28 of the base 1, which is dimensioned such that a rotation of the actuating element 8 is blocked in its lower end position.
  • the cap 19 is designed as a light guide. The required light radiation is emitted by arranged on the base 1 lighting elements 30.
  • the rotary switch 3 is used with the keyed switch positions for switching a dimming function for instrument lighting and the rotary switch 4 with the latched switch positions for height adjustment of headlights of a motor vehicle.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Switches With Compound Operations (AREA)

Abstract

L'invention concerne un commutateur électrique rotatif, comportant un organe de commutation rotatif (5) qui est monté dans un boîtier et qui présente au moins un contact de commutation (13) servant à agir sur des pistes de contact de commutation (2) associées à un socle (1). Cet organe de commutation rotatif (5) est accouplé à un élément d'actionnement (8) et coopère avec des moyens (9, 10, 11) servant à déterminer des positions de commutation. Lesdits moyens (9, 10, 11) sont associés d'une part à la face, orientée vers le socle (1), de l'organe de commutation rotatif (5), et d'autre part au socle (1).

Claims (13)

  1. Commutateur électrique tournant avec un organe de commutation tournant (5) monté dans un boîtier, qui comporte au moins un contact de commutation (13) pour agir sur des pistes de contact de commutation (2) associées à un socle (1), l'organe de commutation tournant (5) étant couplé à un élément d'actionnement (8) et coopérant avec des moyens (9, 10, 11) pour déterminer des positions de commutation qui sont associées d'une part à la face frontale dirigée vers le socle (1) de l'organe de commutation tournant (5) et, d'autre part, au socle (1), caractérisé en ce qu'il est prévu comme moyens (9, 10, 11) une douille d'encliquetage (9) sollicitée par un ressort de pression dans un premier dôme (6) de l'organe de commutation tournant (5), laquelle douille coopère avec au moins une échancrure (11) côté socle ou un chanfrein de butée (10), et l'élément d'actionnement (8) est monté axialement coulissant de manière que dans la position de fin de course inférieure il se termine à fleur du bord supérieur du boîtier.
  2. Commutateur tournant selon la revendication 1, caractérisé en ce qu'un appendice (12) du contact de commutation (13) est maintenu, sous l'action d'un ressort de pression, dans un deuxième dôme (7) de l'organe de commutation tournant (5).
  3. Commutateur tournant selon la revendication 1 ou 2, caractérisé en ce que l'organe de commutation tournant (5) est pourvu d'un évidement (16) pour la réception solidaire en rotation de l'élément d'actionnement (8).
  4. Commutateur tournant selon l'une des revendications 1 à 3, caractérisé en ce que sur l'élément d'actionnement (8) est formé un ergot (20) s'engageant dans l'évidement (16).
  5. Commutateur tournant selon l'une des revendications 1 à 4, caractérisé en ce que l'élément d'actionnement (8) est monté axialement coulissant de manière que dans la position de fin de course supérieure il dépasse du bord supérieur du boîtier.
  6. Commutateur tournant selon l'une des revendications 1 à 5, caractérisé en ce que l'élément d'actionnement (8) prend appui, sollicité par un ressort de pression, sur le socle (1) et présente une cardioïde (23) dans laquelle s'engage une tige (24) solidaire de l'organe de commutation tournant, afin de maintenir l'élément d'actionnement (8) dans la position de fin de course inférieure, sous l'action d'une pression, et de le dégager à nouveau lors d'une nouvelle action d'une pression.
  7. Commutateur tournant selon la revendication 6, caractérisé en ce que la tige (24) a la forme d'un S, une extrémité étant fixée dans l'évidement (16) de l'organe de commutation tournant (5) et l'autre extrémité s'étendant au-dessus de l'organe de commutation tournant (5) dans la cardioïde (20) de l'élément d'actionnement (8).
  8. Commutateur tournant selon la revendication 6 ou 7, caractérisé en ce que la cardioïde (23) est réalisée dans l'ergot (14) de l'élément d'actionnement (8).
  9. Commutateur tournant selon l'une des revendications 1 à 8, caractérisé en ce que l'élément d'actionnement (8) comporte un appendice (15) s'engageant dans l'évidement (16) de l'organe de commutation tournant (5), dont la section a la forme d'un anneau en demi-cercle.
  10. Commutateur tournant selon la revendication 9, caractérisé en ce qu'au centre de l'appendice (15) est inséré un ressort de pression (17) qui prend appui d'une part sur une barrette (18) du socle (1) et d'autre part contre l'élément d'actionnement (8), avec interposition d'un capuchon (19).
  11. Commutateur tournant selon la revendication 10, caractérisé en ce que le capuchon (19) est réalisé sous la forme d'un guide optique pour éclairer de l'arrière un symbole (29) de l'élément d'actionnement (8).
  12. Commutateur tournant selon la revendication 9 ou 10, caractérisé en ce que l'appendice (15) de l'élément d'actionnement (8) s'engage, dans sa position de fin de course inférieure, dans un évidement (28) du socle (1), afin de bloquer une rotation de l'élément d'actionnement (8).
  13. Commutateur tournant selon l'une des revendications 1 à 12, caractérisé en ce que l'élément d'actionnement (8) comporte, entre l'appendice (15) et une surface de prise (26) de section cylindrique, un épaulement annulaire (27) qui s'applique contre le boîtier dans la position supérieure de l'élément d'actionnement (8).
EP04719349A 2003-04-30 2004-03-11 Commutateur electrique rotatif Expired - Fee Related EP1618576B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10319383A DE10319383A1 (de) 2003-04-30 2003-04-30 Elektrischer Drehschalter
PCT/DE2004/000479 WO2004097876A1 (fr) 2003-04-30 2004-03-11 Commutateur electrique rotatif

Publications (2)

Publication Number Publication Date
EP1618576A1 EP1618576A1 (fr) 2006-01-25
EP1618576B1 true EP1618576B1 (fr) 2007-05-02

Family

ID=33305031

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04719349A Expired - Fee Related EP1618576B1 (fr) 2003-04-30 2004-03-11 Commutateur electrique rotatif

Country Status (4)

Country Link
US (1) US7825347B2 (fr)
EP (1) EP1618576B1 (fr)
DE (2) DE10319383A1 (fr)
WO (1) WO2004097876A1 (fr)

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US8658245B2 (en) 2011-08-31 2014-02-25 Lexmark International, Inc. Spin coat process for manufacturing a Z-directed component for a printed circuit board
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US8752280B2 (en) 2011-09-30 2014-06-17 Lexmark International, Inc. Extrusion process for manufacturing a Z-directed component for a printed circuit board
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Also Published As

Publication number Publication date
DE10319383A1 (de) 2004-11-18
EP1618576A1 (fr) 2006-01-25
WO2004097876A1 (fr) 2004-11-11
US20070051594A1 (en) 2007-03-08
DE502004003692D1 (de) 2007-06-14
US7825347B2 (en) 2010-11-02

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