EP1278111A2 - Elément de commande - Google Patents

Elément de commande Download PDF

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Publication number
EP1278111A2
EP1278111A2 EP02011713A EP02011713A EP1278111A2 EP 1278111 A2 EP1278111 A2 EP 1278111A2 EP 02011713 A EP02011713 A EP 02011713A EP 02011713 A EP02011713 A EP 02011713A EP 1278111 A2 EP1278111 A2 EP 1278111A2
Authority
EP
European Patent Office
Prior art keywords
hood
coupling element
evaluation unit
rotation
element according
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
EP02011713A
Other languages
German (de)
English (en)
Other versions
EP1278111B1 (fr
EP1278111A3 (fr
Inventor
Martin Kroepsell
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP1278111A2 publication Critical patent/EP1278111A2/fr
Publication of EP1278111A3 publication Critical patent/EP1278111A3/fr
Application granted granted Critical
Publication of EP1278111B1 publication Critical patent/EP1278111B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
    • G05G1/10—Details, e.g. of discs, knobs, wheels or handles
    • 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
    • H01H2003/026—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch specially adapted to avoid injury to occupants of a car during an accident
    • 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
    • H01H2003/0286—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch having a weak point breaking or uncoupling on abnormal external force
    • 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
    • H01H3/10—Means for securing to shaft of driving mechanism
    • H01H2003/105—Means for securing to shaft of driving mechanism with compensation of misalignment in the link between the operating part, the driving mechanism and the switch, e.g. misalignment between two axis

Definitions

  • the invention relates to an operating element according to the Genus of the main claim.
  • knobs for Operation of devices in vehicles in particular, especially of radio devices and Navigation devices are already knobs for Operation of devices in vehicles in particular, especially of radio devices and Navigation devices.
  • a rotation is e.g. by means of an evaluation unit designed as a potentiometer and evaluated electronically.
  • Desired knobs that pierce a cap and the smallest possible gap to the cover cap exhibit.
  • the evaluation unit In order to operate such a device without resistance
  • the evaluation unit must be very be positioned exactly behind the cap opening.
  • the Evaluation units are for this purpose on a carrier behind the Cover cap installed.
  • the in the assembly process of Knobs e.g. in a soldering process
  • tolerances are generally so large that one Readjustment is necessary.
  • the evaluation unit on a additional, displaceable compared to a basic carrier Plate is arranged opposite the basic carrier is adjustable.
  • the readjustment is labor intensive.
  • the arrangement of several, each individually adjusting knobs on a cover cap problematic.
  • the control element according to the invention with the features of The main claim has the advantage that the hood a rotary knob over an assembly and manufacturing tolerances compensating element mounted on an evaluation unit becomes.
  • the hood is in an opening of the cover cap out, the hood with the evaluation unit over a Coupling element is connected.
  • the coupling element is in in a first direction opposite the hood and in one second direction, which is perpendicular to the first direction, slidable relative to the evaluation unit, so that a any displaceability in the plane of the Coupling element is given.
  • One when assembling the Evaluation unit opposite the opening of the cover cap occurring shift in particular the center of the Evaluation unit opposite a center of an opening in the This can compensate for the cap. hereby jiggling or dragging control buttons are avoided. This allows the tolerance requirements for the Positioning of the evaluation unit can be reduced, whereby the assembly effort is reduced. On the arrangement Additional, alignable printed circuit boards can be omitted so that a small installation depth is possible.
  • the coupling element over a bridge connection with the hood and / or with the Evaluation unit is connected.
  • this bridge connection can the coupling element both against the hood as also slide towards the evaluation unit so that a Displacement of the coupling element during an operation of the control element can take place.
  • Particularly advantageous is to form the webs on the coupling element so that a possibly caused by the coupling element Enlargement of the control element to the thickness of the preferably designed as a disc coupling element is limited.
  • one to the Webs formed groove in designated slots engages so that a secure connection of the Coupling element to both the hood and the Evaluation unit is guaranteed.
  • the coupling element Connection piece with the evaluation unit and / or with the Connect hood.
  • This makes it possible to Coupling element with the connectors for one Manufacture a variety of controls and in the corresponding controls adapted to corresponding Use hoods and / or evaluation units. Still is advantageous that this for the connectors and that Coupling element coordinated materials can be used without also the hood or the To have to form evaluation unit from this material.
  • materials for the connection between the connectors and the coupling elements to be used where the sliding friction coefficient corresponds approximately to the coefficient of static friction. hereby is achieved when the connecting pieces move compared to the coupling element there are no transitions between sliding and static friction to a hook or Blocking of the control element comes.
  • the connector with the Connect the hood using a snap-in connection since the hood is easy to assemble. It is also advantageous to weld that connector to the hood or by hot stamping a holding piece, since the This allows the hood to be installed in a particularly space-saving manner.
  • the connector with the Connect via a predetermined breaking point. This will ensures that, in particular with control buttons that have protrude a certain dimension into a vehicle compartment, at an overload, e.g. in an accident, the hood from the connector so that the control button in the cover can be pushed in.
  • an inventive Control element as a rotary knob and / or as a Toggle switch can be used because by means of Coupling element not only one direction of force Axis of rotation is transferable, but also from one force to the side of the hood tilts the evaluation unit is transferable.
  • FIG. 1 shows a section through Control element according to the invention
  • Figure 2 a Exploded view of a connector to a hood with a coupling element and a connector an evaluation unit
  • Figure 3 shows the parts of the Exploded view in Figure 2 to a component assembled in a first view
  • Figure 4 shows the 3 in another view
  • FIG. 5th shows the use of a control element according to the invention in a driver information system.
  • the control element according to the invention can be used for operation any particular electrical devices used become. Its use is particularly advantageous if only a limited space is available.
  • the present invention is described below by way of example use in a driver information system in one Motor vehicle explained.
  • the driver information system includes, in particular, a vehicle navigation device and / or a car radio.
  • FIG. 1 is a longitudinal section through a Operating element 1 according to the invention is shown.
  • a cylindrical hood 2 breaks through an opening 3 a cover cap 4.
  • a first connector 5 is arranged, which with the Hood 2 and is connected to a coupling element 6.
  • the Coupling element 6 is in turn with a second Connector 7 connected, which in turn on a Axis of rotation 8 of an evaluation unit 9 is placed.
  • the Evaluation unit 9 is arranged on a printed circuit board 10 and contacted via not shown, electrical Contacts arranged on the circuit board 10 electrical Interconnects.
  • the axis of rotation 8 is perpendicular to the Printed circuit board rotating axis of rotation 11, the is shown in dashed lines.
  • the hood 2 is preferably made of at least one non-slip surface provided plastic material manufactured. To increase the grip, you can use the over the cap 4 protruding area of the hood 2 Grip grooves, which are not shown in Figure 1, be arranged. On a parallel to the printed circuit board 10 extending surface 12 of the hood 2, which in the Pointing inside the vehicle is possibly a Print attachable.
  • the first connector 5 is as a flat, circular disc approximately parallel to that Surface 12 in an interior 13 of the pot-shaped trained hood 2 approximately parallel to the surface 12 arranged.
  • the first connector 5 is preferably with ultrasonic welding or in an embossing process with the hood 2 connected. In another embodiment can the first connector 5 also in one piece with the Hood 2 are manufactured in an injection molding process.
  • the first connecting element to the Hood 2 are preferably V-shaped or wedge-shaped executed notches 14 preferably on both sides in the first Introduced connector 5.
  • the first connector 5 breaks in the Area of the notches 14.
  • the hood 2 is in the direction of the Printed circuit board 10 in the limited by the cap 4 Housing of an electrical device for the operation of which Control 1 is used, pushed in.
  • the one The pressure required is of depth and shape Notch, the radius at the bottom of the notch, the distance between the notches 14 of the hood 2, the material thickness and the Material properties dependent.
  • the pressure is chosen so that at a force of 370 N through the notches 14 formed breaking point breaks. This can e.g. at an accident an injury from someone over the Cover 4 protruding knob can be avoided.
  • first connecting piece 5 there is a first slot 15 attached, in which a first web 16 of the coupling element 6 protrudes.
  • the first web 16 is shorter in length shaped as the length of the first slot 15 which in the Figure 1 is shown in dashed lines. Furthermore, the footbridge just so wide that the first web 16 within the first Slot 15 in the first direction along the first Slot 15 is movable.
  • a surface 12 repellent Side surface 17 of the first connector except for the Areas of the notches 14 on one of the surface 12 facing side surface 18 of the coupling element 6 flat on.
  • a second web 19 is formed, which in a second slot 20 of the second connector 7 engages.
  • the second Slot 20 is also made longer in length than the second web 19, so that the coupling element also in the second slot 20 is movable in the second direction is.
  • the first web 16 and the second web 19 are perpendicular to each other on opposite sides of the Coupling element 6 arranged. This is it Coupling element 6 with respect to the first connecting piece 5 movable in a first direction that is perpendicular to a second direction in which the coupling element 6 is movable relative to the second connecting piece 7.
  • the plane of movement of the coupling element 6 is thus both approximately parallel to the plane of the circuit board 10 as well to a surface 12 of the hood 2 and a surface of the Cover cap 4.
  • the second connector 7 On the second connector 7 is on the second Slot 20 rejecting a pot-shaped receptacle 21 arranged, the pot walls 22 as a corrugated Surface are formed. This will make a star axis formed, which serves to accommodate the axis of rotation 8.
  • the second Connector 7 inserted on the axis of rotation 8 and by means of the wave structure of the pot walls 22 on the axis of rotation 8 jammed, which is stored in a guide 23.
  • the Evaluation unit 9 becomes a rotation of the axis of rotation 8 evaluated electrically. In a first embodiment this is done via a potentiometer circuit, whereby by a rotation of the axis of rotation 8 an electrical resistance is changed.
  • a Rotation of the axis of rotation 8 also via microswitches or via optical sensors can be evaluated.
  • a captured rotation will via the conductor tracks arranged on the printed circuit board 10 a computing unit, not shown in Figure 1 forwarded, which evaluates the detected rotation and a Control of an electrical device depending on the Makes rotation.
  • the evaluation unit 9 also rest stages can be realized, which a user haptic feedback via the actuation of the Give control element 1.
  • the evaluation unit 9 can also also have an actuator with which motor power exerted on the axis of rotation 8 and thus on the hood 2 can be.
  • the rotation of the hood 2 is connected to the transfer first connector 5 to this.
  • the first Web 16 is mounted in the first slot so that it is freely movable in the first direction, but to one first and a second side wall 24, 25 of the first Slot 15, the distance is minimized so that a Movement in the first direction is not hindered, otherwise, however, as little play as possible of the first web 16 in Direction of the side walls 24, 25 exists.
  • the second connector 7 transmitted, which in turn is clamped to the axis of rotation 8, so that a rotation of the Hood 2 is transferred directly to the axis of rotation 8 and can be evaluated by the evaluation unit 9.
  • the Opening 3 of the cap 4 is as possible executed that the diameter of the opening 3 as possible is slightly larger than the diameter of the cylindrical executed hood 2. Due to the displaceability of the Coupling element 6 both compared to the first Connector 5 as well as opposite to the second Connector 7 is when installing the evaluation unit an offset of the axis of rotation 11 of the axis of rotation 8 in the Level of the circuit board 10 opposite one through the opening 3 predetermined, centrally through the opening Rotation axis of the hood 2 possible.
  • Tolerance limits 26 for an application of the evaluation unit 9 with the fixed connected axis of rotation 8 are dashed in Figure 1 shown.
  • the scope around an axis of rotation of the hood 2 is determined by the dimensions of the connectors and the Length of the slots or the webs to each other determined.
  • the tolerance range is symmetrical an axis of rotation of the hood 2.
  • FIG. 2 shows another exemplary embodiment of a first connecting piece 31, a coupling element 32 and a second connector 33 in one Exploded view shown. All three components are centered with respect to the axis of rotation 11 of the axis of rotation 8 arranged.
  • the first connector 31 is a round one Washer attached to the three extensions 34 that over the diameter of a disc 35 of the first Go out connector 31 are molded. In the three extensions have notches 14 made as Predetermined breaking points serve as in the exemplary embodiment explained according to Figure 1. With contact surfaces 36 that is first connector 31 in an inner wall of a hood mountable.
  • first slot 37 which for receiving a first Web 38 is used, which on a first side surface 39 of the also designed as a round disc Coupling element 32 is integrally formed.
  • the first web 38 is on an end pointing away from the first side surface 39 expanded so that the cross section of the first web 38 a T-shaped groove.
  • first slot 37 there is one appropriate counter groove 40 attached so that the first web 38 via the counter groove 40 in the first connecting piece 31 is held.
  • a second web 41 at right angles to the first web 38 arranged in a second slot 42 of the second Connector 33 engages.
  • the second web 41 also has an exemplary embodiment such T-slot, which in a in the second slot 42nd arranged opposing groove engages.
  • the embodiment is a pot-shaped receptacle 21 for Contacting an axis of rotation to the second connector 33 molded.
  • T-slot there are also others Cross-sectional shapes of the webs possible, e.g. one conical molded groove or a V-shaped groove, each one with increasing distance from the surfaces of the Expand the coupling element.
  • FIG. 3 shows the components shown in FIG. 2 shown together.
  • the first web 38 is only in the first represented by a double arrow 45 Direction in the first slot 37 movable. That in the Figures 2 to 4 illustrated embodiment of the present invention is preferably in one Assembly injection molding process manufactured. This will start with the first connector in a first injection molding step 31 molded. In a second injection molding step, e.g. by opening suitable slides of the injection mold a cavity provided for the coupling element 32 released so that the coupling element 32 preferably made of a different material than the first connecting piece 31 can be poured. In a third injection molding step becomes a third cavity for the second connector 33 released, preferably from the same material is formed as the first connector 31. In a preferred embodiment, all components are made Made of plastic materials. Furthermore, one is Manufacture of metal components possible. The materials should preferably be chosen so that they are related to each other their static and sliding friction coefficient as little as possible differ so that it does not tilt and therefore blocking or jerking when the hood is rotated 2 comes.
  • FIG. 4 shows a further view of that in FIG. 3
  • the assembled kit shown in FIG. 2 shown individual components.
  • the T-slot of the second web 41 is realized in that the second slot is already in the area of the cup-shaped Receiving 21 stretched in, which increases the height of the second Connector 33 is reduced.
  • FIG executed control elements 101, 102 for operating a Driver information system 100 which is preferably is arranged in a center console of a motor vehicle.
  • the rotary knobs 101, 102 are preferably in a display 103 displayed selection fields controllable.
  • a cover cap 110 is on the front facing the vehicle interior of the driver information system 100.
  • the Cover cap 110 has openings for the display 103 and the Knobs 101, 102, and for other controls. For example, is by turning the first rotary knob 101 in a control bar 104 a control mark 105 displaceable, e.g. the volume of a car radio of the driver information system 100 is controlled.
  • an inventive Control element also possible as a toggle switch.
  • an inventive Control element e.g. one on one Side surface 29 of the hood 2 directed force to one slight tilting of the suitably designed ones Axis of rotation 8 can be used.
  • This tilting is too detectable by the evaluation unit 9, e.g. through at the Axis of rotation 8 arranged, electrically contacted Strain gauges, so that further operating functions, e.g. Selection functions to which control element 1 can be transferred.
  • the axis of rotation is 8 not rotatable, but only detects tilting.

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)
  • Lock And Its Accessories (AREA)
EP20020011713 2001-07-21 2002-05-25 Elément de commande Expired - Lifetime EP1278111B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10135734 2001-07-21
DE2001135734 DE10135734A1 (de) 2001-07-21 2001-07-21 Bedienelement

Publications (3)

Publication Number Publication Date
EP1278111A2 true EP1278111A2 (fr) 2003-01-22
EP1278111A3 EP1278111A3 (fr) 2003-07-30
EP1278111B1 EP1278111B1 (fr) 2005-08-31

Family

ID=7692737

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20020011713 Expired - Lifetime EP1278111B1 (fr) 2001-07-21 2002-05-25 Elément de commande

Country Status (2)

Country Link
EP (1) EP1278111B1 (fr)
DE (2) DE10135734A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004022068B3 (de) * 2004-05-05 2005-10-13 Diehl Ako Stiftung & Co. Kg Drehgeber
WO2006051042A1 (fr) * 2004-11-05 2006-05-18 Siemens Aktiengesellschaft Accouplement d'arbres, destine en particulier a un commutateur electrique
WO2007008182A2 (fr) * 2005-07-08 2007-01-18 Ocak Kalip Imalat San. Ve Tic. Ltd. Sti. Amelioration apportee au bouton de commande utilise sur des cuisinieres
ITBO20110628A1 (it) * 2011-11-07 2013-05-08 Semerfil S R L Dispositivo di comando per un rinvio meccanico

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005014934B3 (de) * 2005-04-01 2006-10-19 Diehl Ako Stiftung & Co. Kg Elektrischer Schalter
WO2023180221A1 (fr) * 2022-03-21 2023-09-28 BSH Hausgeräte GmbH Dispositif de commande pour une table de cuisson, et table de cuisson

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1102289A2 (fr) * 1999-11-22 2001-05-23 Preh-Werke GmbH & Co. KG Interrupteur rotatif
JP2001167910A (ja) * 1999-12-10 2001-06-22 Sunx Ltd 電子機器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1102289A2 (fr) * 1999-11-22 2001-05-23 Preh-Werke GmbH & Co. KG Interrupteur rotatif
JP2001167910A (ja) * 1999-12-10 2001-06-22 Sunx Ltd 電子機器

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 23, 10. Februar 2001 (2001-02-10) -& JP 2001 167910 A (SUNX LTD), 22. Juni 2001 (2001-06-22) & DATABASE WPI Section EI, Week 200157 Derwent Publications Ltd., London, GB; Class V01, AN 2001-517642 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004022068B3 (de) * 2004-05-05 2005-10-13 Diehl Ako Stiftung & Co. Kg Drehgeber
EP1594147A1 (fr) * 2004-05-05 2005-11-09 Diehl AKO Stiftung & Co. KG Capteur d'angle
WO2006051042A1 (fr) * 2004-11-05 2006-05-18 Siemens Aktiengesellschaft Accouplement d'arbres, destine en particulier a un commutateur electrique
WO2007008182A2 (fr) * 2005-07-08 2007-01-18 Ocak Kalip Imalat San. Ve Tic. Ltd. Sti. Amelioration apportee au bouton de commande utilise sur des cuisinieres
WO2007008182A3 (fr) * 2005-07-08 2007-06-21 Ocak Kalip Imalat San Ve Tic L Amelioration apportee au bouton de commande utilise sur des cuisinieres
ITBO20110628A1 (it) * 2011-11-07 2013-05-08 Semerfil S R L Dispositivo di comando per un rinvio meccanico

Also Published As

Publication number Publication date
DE50204062D1 (de) 2005-10-06
EP1278111B1 (fr) 2005-08-31
EP1278111A3 (fr) 2003-07-30
DE10135734A1 (de) 2003-02-06

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