Patents Assigned to Preh GmbH
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Publication number: 20180107295Abstract: An input device includes a fingerprint sensor, an operating layer having a first operating surface, at least one force sensor, and an evaluation unit. The first operating surface has an acquisition surface which acquires a fingerprint of a finger of an operator via the fingerprint sensor. The at least one force sensor measures an operating force of the finger of the operator acting on the first operating surface. The evaluation unit is electrically conductively connected with the fingerprint sensor and with the at least one force sensor. The evaluation unit assigns at least one first switching function to the operating force applied on first operating surface of the operating layer if the operating force measured on the first operating surface exceeds a first threshold value.Type: ApplicationFiled: October 16, 2017Publication date: April 19, 2018Applicant: PREH GMBHInventors: Manuel Stotzem, Andreas Kail, Markus Klein
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Publication number: 20180107855Abstract: The present disclosure relates to a fingerprint sensor having a capture surface for capturing characteristic features of the surface of a finger of an operator and an associated analyzing unit, where the analyzing unit and the fingerprint sensor are designed to capture a movement of the characteristic features of the finger across the capture surface; and the analyzing unit is furthermore designed to detect a rotation movement of the finger and to associate a parameter of the rotation movement to a change of a control parameter, as long as the axis of rotation defined by the rotation movement intersects the capture surface.Type: ApplicationFiled: September 28, 2017Publication date: April 19, 2018Applicant: PREH GMBHInventor: Martin ERNST
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Publication number: 20180106362Abstract: A mode selection device for a vehicle gearbox, including a guide part, a sledge, a housing and a handle attached to the sledge, wherein the sledge is movable by the handle along a guide path of the guide part in the same adjustment direction as the respective handle into predetermined longitudinal positions, wherein the guide part is pivotably mounted at the housing around a pivot direction perpendicular to the adjustment direction, so that the handle is movable in predetermined pivot positions, wherein the predetermined pivot positions and longitudinal positions of the handle correspond to a predetermined mode of operation of the vehicle gear.Type: ApplicationFiled: September 28, 2017Publication date: April 19, 2018Applicant: PREH GMBHInventors: Harald SCHELBERT, Maximilian TÜRPITZ, Matthias BLUM
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Publication number: 20180088704Abstract: The present disclosure relates to a device for spatially resolving projected capacitive touch detection, and includes an electrically insulating substrate with several electrically conductive surfaces of a first type and a second type disposed side-by-side thereon, where the surfaces one of each type have a uniform surface configuration, and wherein the surfaces of the first type are connected in rows to form several transmitting electrodes, and the surfaces of the second type are connected to form several receiving electrodes, and the surfaces are disposed in a type-alternating manner, such that the surface of the one type is surrounded by several surfaces of the other type while maintaining a minimum distance therefrom. A through-hole is formed in the substrate adjacent to at least one surface and is configured in a non-rule-compliant manner such that the predefined minimum distance from at least two most closely adjacent surfaces of the other type is obtained.Type: ApplicationFiled: March 30, 2016Publication date: March 29, 2018Applicant: PREH GMBHInventors: Rainer SCHLEGELMILCH, Jochen SCHLERETH
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Publication number: 20180058942Abstract: A sensor device for measuring an interior temperature of a motor vehicle. The motor vehicle includes an inner trim which includes an aperture and latching springs. The sensor device includes a housing which is inserted in an insertion direction into the aperture of the inner trim of the motor vehicle, a circuit board arranged in the housing, at least one electrical temperature sensor element arranged on the circuit board, and latching lugs arranged on the housing which form an engagement with the latching springs formed on the inner trim. The engagement of the latching lugs with the latching springs forms a latching arrangement which fixes the housing when inserted into the aperture.Type: ApplicationFiled: August 25, 2017Publication date: March 1, 2018Applicant: PREH GMBHInventors: STEFAN WEIGAND, Melitta Bott
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Publication number: 20170368765Abstract: The invention relates to an assembly for adhesively connecting substantially congruent gluing surfaces of a first and second joining partner over their full surface, comprising: the first joining partner (1); the second joining partner (2); an adhesive layer (3) of a polar, flowable adhesive applied to the gluing surface (1a) of the first joining partner (1); means (8) for holding the second joining partner (2) above the adhesive layer (1a) of the first joining partner (1), such that the gluing surface (2a) of the second joining partner (2) faces the adhesive layer (3) on the first joining partner (1) and is disposed so as to be spaced therefrom across an air gap (5), and the spacing defined by the air gap (5) between the first joining partner (1) and the second joining partner (2) is dimensioned in such a way that a capillary volume is formed; means (7) for generating an electric field (10) in order to cause, by means of electric influence, a local charge displacement (11) on and/or in the second joining parType: ApplicationFiled: January 15, 2016Publication date: December 28, 2017Applicant: PREH GMBHInventor: Michael MARTIN
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Patent number: 9847195Abstract: A rocker switch includes a housing. An actuating part is pivotably mounted at the housing and includes at least two opposing actuating surfaces with two opposing actuating directions associated thereto. At least one actuating surface includes a backlit lighting surface. At least one lighting device is attached to the housing for backlighting the lighting surface. The rocker switch includes least one electromechanical pushbutton and at least one multiple-part telescoping light duct. At least one plunger is displaceably supported at the housing. The at least one plunger acts through the actuator part on the electromechanical pushbutton and the at least one light duct so as to define a light channel between the at least one lighting device and the lighting surface. The at least one light duct having a tubular lower light duct section corresponding to the electromechanical pushbutton and a tubular upper light duct section corresponding to the lighting surface.Type: GrantFiled: June 29, 2016Date of Patent: December 19, 2017Assignee: PREH GMBHInventor: Steffen Neubauer
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INPUT DEVICE WITH A TWO-PART FORCE SENSOR FOR ACTUATION INPUTS AND METHOD FOR THE PRODUCTION THEREOF
Publication number: 20170353182Abstract: An input device includes a first component with an actuating layer and a first electrode arranged adjacent thereto, a second component with a carrier and a second electrode, and a device which electrically contacts the first and second electrodes. The first and second electrodes face each other with an air gap therebetween. The first electrode, under an influence of an actuating force acting on the actuating surface undergoes, upon an actuation, a displacement so as to move the first electrode closer to the second electrode against an elastic restoring force. A detection and evaluation device applies a measuring capacitance to the first and second electrodes and detects a change in the measuring capacitance dependent on the displacement moving the first and second electrodes closer to each other in order to associate the actuation with a switching or controlling function after detecting a predetermined change in the measuring capacitance.Type: ApplicationFiled: June 1, 2017Publication date: December 7, 2017Applicant: PREH GMBHInventors: JUERGEN NAUTH, Sara Hofmann, Jochen Schlereth -
Publication number: 20170336912Abstract: An input device includes an input area, an optical or capacitive sensor which includes a scan area, and an analyzing unit. The optical or capacitive sensor detects a surface structure of a finger touching the input area in the scan area. The input device operates in an identification mode where the surface structure located in the scan area is detected via the optical or capacitive sensor. The input device also operates in an input mode where at least a sub-area of the scan area is detected at least once via the optical or capacitive sensor and is analyzed by the analyzing unit so that the analyzing unit assigns at least one of a control function and a switch function to a relative movement of the surface structure in the sub-area.Type: ApplicationFiled: May 16, 2017Publication date: November 23, 2017Applicant: PREH GMBHInventors: MANUEL STOTZEM, ANDREAS KAIL
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Publication number: 20170329450Abstract: An input device includes an input surface, at least one first detector which detects a touch and/or an activation of the input surface, a second detector which includes a detection range which covers the input surface, and an evaluation unit. The second detector detects a no-touch of the input surface. The evaluation device assigns a switching or control function to the at least one of the touch and the activation of the input surface upon the detection of the at least one of the touch and the activation by the first detector. The evaluation unit excludes the assignment of the switching or control function upon detecting the no-touch by the second detector.Type: ApplicationFiled: May 4, 2017Publication date: November 16, 2017Applicant: PREH GMBHInventors: MANUEL STOTZEM, FELIX KATZENBERGER, GORDON HEMANN
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Publication number: 20170268946Abstract: A capacitive force sensor includes a base body, a diaphragm body, two spacers arranged between the base body and the diaphragm body, the two spacers supporting the diaphragm body on the base body, a free end formed by the diaphragm body projecting beyond one of the two spacers, a cavity formed between the diaphragm body and the base body in a region between the two spacers so that the diaphragm body bends when a force acts on the diaphragm body in the region between the two spacers, a first electrode arranged at the free end, a second electrode arranged on the base body, and an electrical contact device which makes an electrical contact with the first and second electrode. The first and second electrode define a precision capacitance meter with a measuring capacitance which changes with an action of the force.Type: ApplicationFiled: November 9, 2015Publication date: September 21, 2017Applicant: PREH GMBHInventors: THILO SCHULTHEIS, JOHANNES DUENNINGER
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Patent number: 9711302Abstract: An operating member including an actuating part movably mounted between a rest position and a switching position, a circuit board with an open contacting portion, a switching mat made of an elastic material disposed adjacent to the circuit board, and at least one contact pill formed on a side of the switching mat facing towards the circuit board, which cooperate in such a way that, in the switching position of the actuating part at the latest, the open contacting portion of the circuit board is closed by the contact pill, and where the switching mat moreover forms at least one tactile-feel dome which is associated with the contact pill, is elastically compressible by actuation of the actuating part in the direction of the switching position and which, in its initial position, defines a unilaterally open hollow volume in the switching mat, in order to cause a tactile feedback on the actuating part, where the contact pill is disposed outside the hollow volume defined by the tactile-feel dome.Type: GrantFiled: September 28, 2015Date of Patent: July 18, 2017Assignee: PREH GMBHInventors: Marc Sauer, Juergen Stanger
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Publication number: 20170139405Abstract: An assembly consisting of a control member which comprises a carrier, an operating part movably supported on the carrier, an electromagnetic actuator comprising an armature and a coil for driving the operating part movingly relative to the carrier is provided.Type: ApplicationFiled: November 10, 2016Publication date: May 18, 2017Applicant: Preh GmbHInventor: Tobias BODENSTEIN
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Publication number: 20170131461Abstract: A display device is provided. The display device comprises a display surface with several segments that can be backlit, which are configured in such a way that, if subsets of the segments are backlit together, a different one of several symbols is in each case depicted by the display surface, a number of light sources corresponding to the number of symbols, a layer structure of several flat light transmitting layers made of a transparent or translucent material, preferably plastic, wherein the light transmitting layers are stacked with the main surfaces facing each other and are in each case configured in such a way that, primarily, light of exactly one of the light sources is transmitted from a narrow side of the light transmitting layer provided for light entrance to another narrow side of the light transmitting layer as a light exit to at least one segment of the associated symbol.Type: ApplicationFiled: November 4, 2016Publication date: May 11, 2017Applicant: Preh GmbHInventor: Andreas Kramlich
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Publication number: 20170052073Abstract: A control element comprising a support; a control part which defines at least one operating surface, which is movable or elastically yielding if an operating force F acts upon the operating surface; a layer structure that is disposed between the control part and the support and that is elastically deformed if an operating force F acts on the operating surface. The layer structure has at least one first electrode associated with the support and a second electrode, which is associated with the control part and disposed underneath the operating surface, for the definition of a measuring capacity varying in accordance with the operating force. The layer structure further has an intermediate layer having a recess which is disposed between the first and second electrodes for defining a hollow chamber; and means for venting the hollow chamber. The means for venting is integrated at least partially into the intermediate layer.Type: ApplicationFiled: August 19, 2016Publication date: February 23, 2017Applicant: Preh GmbHInventors: Alain Dani, Xiaoxi Li, Jochen Schlereth
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Publication number: 20170004941Abstract: A rocker switch includes a housing. An actuating part is pivotably mounted at the housing and includes at least two opposing actuating surfaces with two opposing actuating directions associated thereto. At least one actuating surface includes a backlit lighting surface. At least one lighting device is attached to the housing for backlighting the lighting surface. The rocker switch includes least one electromechanical pushbutton and at least one multiple-part telescoping light duct. At least one plunger is displaceably supported at the housing. The at least one plunger acts through the actuator part on the electromechanical pushbutton and the at least one light duct so as to define a light channel between the at least one lighting device and the lighting surface. The at least one light duct comprises a tubular lower light duct section corresponding to the electromechanical pushbutton and a tubular upper light duct section corresponding to the lighting surface.Type: ApplicationFiled: June 29, 2016Publication date: January 5, 2017Applicant: PREH GMBHInventor: STEFFEN NEUBAUER
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Patent number: 9298206Abstract: An operator control element with magnetic return for a number of switching and/or control functions: includes an abutment part; an actuating part which can be moved, for example displaced and/or pivoted, by hand from an inoperative position in at least two opposite directions with respect to the abutment part; magnetic return means for returning the actuating part into the inoperative position; and detection means for producing an electrical signal corresponding in each case at least to the maximum positions and the inoperative position of the actuating part. The magnetic return means include at least one actuating part-side ring magnets and one abutment part-side ring magnet arranged in the inoperative position such that the end faces thereof face one another and are spaced apart. They are arranged so as to pull the actuating part towards the abutment part and that they are concentric.Type: GrantFiled: August 24, 2012Date of Patent: March 29, 2016Assignee: PREH GMBHInventors: Arthur Klossek, Thilo Schultheis, Stefan Schuberth
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Patent number: 8854163Abstract: The invention relates to an operating element (10) for a regulating and/or switching functionality having at least two switching or regulating stages, comprising: an actuating part (4) which can be actuated manually and thereby moved out of a rest position; at least three permanent magnets (1, 2, 3), comprising: a first movable permanent magnet (1), which is driven synchronously in its range of movement by the actuating part (4); a second movable permanent magnet (2), which, in a first partial range of the range of movement of the first permanent magnet (1), is synchronously entrained by it through magnetic force, and whose further movement is inhibited in at least one second partial range of the range of movement of the first permanent magnet (1) by at least one stop (5a); a third permanent magnet (3), which is stationary relative to the actuating part (4), for generating a magnetic return force on the at least first permanent magnet (1).Type: GrantFiled: June 3, 2011Date of Patent: October 7, 2014Assignee: Preh GmbHInventors: Volker Gessner, Thilo Schultheis, Arthur Klossek
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Publication number: 20140260771Abstract: An operator control element with magnetic return for a number of switching and/or control functions: includes an abutment part; an actuating part which can be moved, for example displaced and/or pivoted, by hand from an inoperative position in at least two opposite directions with respect to the abutment part; magnetic return means for returning the actuating part into the inoperative position; and detection means for producing an electrical signal corresponding in each case at least to the maximum positions and the inoperative position of the actuating part the magnetic return means include at least one actuating part-side ring magnets and one abutment part-side ring magnet arranged in the inoperative position such that the end faces thereof face one another and are spaced apart. They are arranged so as to pull the actuating part towards the abutment part and that they are concentric.Type: ApplicationFiled: August 24, 2012Publication date: September 18, 2014Applicant: PREH GMBHInventors: Arthur Klossek, Thilo Schultheis, Stefan Schuberth
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Patent number: 8771573Abstract: The invention relates to a method for producing a plastic housing, where at least one first plastic housing part with at least one guide or bearing for at least one mechanically movable component, in particular a sensor, is produced in a first molding step, the at least one first plastic housing part is overmolded in a second molding step while a second plastic housing part is being formed, in order to form an integral plastic housing. Moreover, the invention relates to a plastic housing with at least one first plastic housing part including at least one guide or bearing for at least one mechanically movable component, where the at least one plastic housing part is entirely or partially overmolded by a second plastic housing part so that the integral plastic housing is formed.Type: GrantFiled: April 18, 2008Date of Patent: July 8, 2014Assignee: Preh GmbHInventors: Bernhard Knüttel, Annegret Suckfüll