Patents Assigned to Grammer AG
  • Patent number: 10012286
    Abstract: Vehicle vibration device for a vehicle seat or a vehicle cabin, comprising a lower part and an upper part which is resiliently mounted relative to the lower part by a damper means, wherein the upper part is mounted in a suspended manner on the lower part by means of at least one pivot bearing, wherein the at least one first pivot bearing comprises at least one first lever, the first end of which is attached to the lower part by a first pivot axis and the second end of which is attached to the upper part by a second pivot axis, wherein the second end is located below the first end when viewed in a vertical direction, wherein at least the position of the first end of the lever can be changed by an adjustment means.
    Type: Grant
    Filed: December 12, 2016
    Date of Patent: July 3, 2018
    Assignee: GRAMMER AG
    Inventors: Erwin Haller, Jens Kolb
  • Patent number: 10005378
    Abstract: Vehicle seat which is arranged on a vehicle body, is movable relative to the vehicle body and comprises at least one spring apparatus and/or at least one damping apparatus for displacing and for absorbing oscillations in the vertical and/or horizontal direction, and at least one seat stabilization apparatus arranged on the vehicle seat for stabilizing the vehicle seat in the vertical and/or horizontal direction, wherein the seat stabilization apparatus comprises at least one rotary element which is mounted so as to rotate about a first rotational axis, can rotate at a rotational frequency and by means of which a torque can be generated by a force acting from outside on the vehicle seat and on the rotational pulse generated by the rotary element, which torque counteracts a rotational movement of the vehicle seat and/or the vehicle body generated by the force about an actual and/or imaginary second rotational axis.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: June 26, 2018
    Assignee: Grammer AG
    Inventor: Konstantin Lorey
  • Patent number: 10005377
    Abstract: Armrest device, in particular for commercial vehicle seats, having a guide rail system for guiding a displacement movement of a first rail relative to a second rail which can be connected to the armrest device, in a displacement direction, wherein the displacement movement of the first rail can be arrested by the engagement of a locking element of a locking device in at least one recess in the first rail, wherein the locking device is rigidly connected to the armrest device by a first end and can be deflected in a height direction by a second end, the locking element engaging in the recess in a non-deflected position of the locking device.
    Type: Grant
    Filed: February 1, 2017
    Date of Patent: June 26, 2018
    Assignee: GRAMMER AG
    Inventors: Daniel Klieber, Thomas Haller, Johann Meier
  • Patent number: 9994133
    Abstract: The invention relates to a bearing for a support rod (13a, 13b) of a headrest (11) for vehicle seats, having at least one frame (16) forming an opening (17) through which the support rod (13a, 13b) can pass, wherein the frame (16) at least partially engages around the opening (17), wherein the bearing (10) has at least one contact region (18) for contacting the outer surface (27) of the support rod (13a, 13b) that is connected by a connector to a support region (28) that is part of the frame (16).
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: June 12, 2018
    Assignee: GRAMMER AG
    Inventor: Manuel Boesl
  • Patent number: 9994239
    Abstract: The invention relates to a shock absorber with a housing, an inner pipe arranged in the housing, a piston rod, a piston which is arranged at that end of the piston rod, and which piston divides the interior of the inner pipe into a lower chamber and an upper chamber, a first valve arrangement which is arranged on the piston, and a third valve arrangement which is arranged at the lower end of the inner pipe and by means of which the working medium which is held in the interior of the housing, serving as a tank, can flow out of the interior of the housing, only into the lower chamber when the piston moves in the inner pipe. The shock absorber is distinguished by the fact that a hydraulic pump drive is arranged between a first connection element of the lower chamber of the inner pipe and a second connection element at the upper chamber of the inner pipe.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: June 12, 2018
    Assignee: GRAMMER AG
    Inventor: Erwin Haller
  • Patent number: 9981522
    Abstract: Suspension unit, comprising a control unit, for a utility vehicle, wherein the utility vehicle has a body floor, to which a first and a second axle are connected, wherein the utility vehicle comprises at least one vehicle seat and/or a vehicle cab that can be suspended by a suspension device relative to the body floor, wherein the vehicle seat and/or the vehicle cab is arranged substantially above the second axle seen in a vertical direction, wherein, when driving over a bump with the first axle, a value of a deflection of the first axle by the disturbance can be determined by at least one sensor, and wherein the suspension device of the vehicle seat and/or vehicle cab can be varied by the control unit before or upon driving over the disturbance with the second axle.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: May 29, 2018
    Assignee: GRAMMER AG
    Inventors: Jens Kolb, Tobias Sonnleitner
  • Patent number: 9970786
    Abstract: Measurement device for a vehicle seat having a lower part and an upper part which is movable relative to the lower. A scissor-action frame comprising at least one first scissor part and at least one second scissor part is arranged between the upper vehicle seat part and the lower vehicle seat part. The first scissor part and the second scissor part are interconnected by means of a rotary axis and a first end region of the first scissor part is fixed to the lower vehicle seat part by a pivot axis. At least one angle sensor unit is fixed to the first scissor part and the angle sensor unit is movably connected to the lower vehicle seat part by means of a movable lever apparatus, wherein the angle sensor unit can be actuated by the lever apparatus when the height of the upper vehicle seat part is adjusted.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: May 15, 2018
    Assignee: GRAMMER AG
    Inventors: Joachim Pelka, Erwin Haller
  • Patent number: 9950651
    Abstract: The invention relates to a motor-vehicle accessory, comprising a first part and at least one second part pivotal about an axis (a) relative to the first part in at least one bearing assembly (20a, 20b), and the bearing assembly (20a, 20b) comprises a bearing pin (14) on which a bearing sleeve (22) is coaxial to the bearing axis (a), and the bearing pin (14) forms a head (19) with an axial retaining face (30). The particularity is that of the bearing pin (14) having first coupling formation that engages in a second coupling formation of the bearing sleeve (22) and prevents relative rotation in a pivot direction (u1, u2) between the bearing sleeve (22) and the bearing pin (14).
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: April 24, 2018
    Assignee: GRAMMER AG
    Inventors: Gerhard Delling, Erwin Himmelhuber, Hubert Keller
  • Patent number: 9937832
    Abstract: The invention relates to a vehicle seat or to a vehicle cabin having a suspension apparatus comprising a top end part and a bottom end part, which can be deflected relative to the top end part, which are connected to each other in a spring-loaded manner by means of a suspension element, and having a dampening apparatus for dampening vibrations having effect on at least one of the two end parts wherein the dampening apparatus and a distance leveling apparatus for adjusting a distance between the top end part and the bottom end part have an actuator fluid element controlled by common pressure stages.
    Type: Grant
    Filed: September 23, 2014
    Date of Patent: April 10, 2018
    Assignee: GRAMMER AG
    Inventor: Erwin Haller
  • Patent number: 9937831
    Abstract: Suspension device for a vehicle seat, comprising an upper suspension portion and a lower suspension portion, which are interconnected by a first swivel connector and a second swivel connector, wherein the suspension device comprises a first adjustable toothed wheel element arranged on the upper suspension portion, a second toothed wheel element connected to the first swivel connector for adjusting a position of a first spring unit, by means of which a spring force and a spring rate of the suspension device can be changed, and a third toothed wheel element which is at least operatively connected to the first and the second toothed wheel element and is connected to the first swivel connector.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: April 10, 2018
    Assignee: GRAMMER AG
    Inventor: Konstantin Lorey
  • Patent number: 9879744
    Abstract: The invention relates to a shock absorber with a housing, and an inner pipe arranged in the housing, a piston rod, a piston, and which piston divides the interior of the inner pipe into a lower chamber and an upper chamber, a first valve arrangement which is arranged on the piston, a second valve arrangement which is arranged at the upper end of the inner pipe, and a third valve arrangement which is arranged at the lower end of the inner pipe. The shock absorber is distinguished by the fact that at least one proportional flow-control valve is arranged between a first connecting element of the lower chamber of the inner pipe and a second connection element at the upper chamber of the inner pipe.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: January 30, 2018
    Assignee: GRAMMER AG
    Inventor: Erwin Haller
  • Patent number: 9849816
    Abstract: A vehicle seat comprising a seat part extending in the vehicle longitudinal direction (X) and in the vehicle transverse direction (Y) and including a backrest part is provided. The vehicle seat includes a seat substructure for suspending and/or damping at least the seat part with respect to the body of a vehicle. The seat substructure comprises at least one horizontal suspension device that includes a body-side lower part and a seat-part-side upper part displaceable with respect thereto. A coupling device is arranged interactively between the seat-part-side upper part and the body-side lower part, and includes a deformable suspension element as a first coupling element and a bearing and deformation device as a further coupling element.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: December 26, 2017
    Assignee: GRAMMER AG
    Inventor: Jens Kolb
  • Patent number: 9827881
    Abstract: The invention relates to a vehicle seat comprising a seat part and a backrest, wherein the backrest comprises at least one left-hand backrest longitudinal support at least one middle backrest longitudinal support and at least one right-hand backrest longitudinal support extending in the vertical direction of the backrest. The backrest longitudinal supports are each connected to the seat part and/or a seat-part frame in a lower region and comprise at least one cushion element. The backrest longitudinal supports are hingedly connected to the seat part and/or the seat-part frame and are interconnected by means of an elongate backrest cross strut, wherein it is possible to vary a distance between at least two backrest longitudinal supports by displacing the at least one backrest cross strut along the vertical direction of the backrest in the upper region of the backrest.
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: November 28, 2017
    Assignee: GRAMMER AG
    Inventor: Erwin Haller
  • Patent number: 9809136
    Abstract: The invention relates to a device for damping an upper suspension part in at least one spatial direction (X, Y, Z) with respect to a lower suspension part movable relative thereto, wherein a spring apparatus which acts between the upper suspension part and the lower suspension part is provided for damping, wherein an actuating element is provided by way of which a force can be introduced into the device bidirectionally in the operating direction of the spring apparatus, wherein the actuating element is actuable via a control apparatus.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: November 7, 2017
    Assignee: Grammer AG
    Inventors: Erwin Haller, Jens Kolb
  • Patent number: 9802520
    Abstract: The invention relates to a vehicle seat with a horizontally movable seating surface for receiving a person, a retaining means which can be rigidly connected to a vehicle, and a horizontal spring system and a vertical spring system, wherein both the horizontal and vertical spring systems are configured as fluid systems, wherein the fluid systems are supplied by a central fluid supply and the fluid system of the horizontal spring system being separated from the fluid system of the vertical spring system by at least one valve.
    Type: Grant
    Filed: December 12, 2014
    Date of Patent: October 31, 2017
    Assignee: GRAMMER AG
    Inventor: Jens Kolb
  • Patent number: 9758078
    Abstract: The invention relates to a vehicle seat or a vehicle cab with a suspension system comprising an upper closing part and a lower closing part which is deflectable in relation to the upper closing part, which closing parts are operatively connected to each other in a resilient manner by means of a suspension element, and with a damping system for damping vibrations acting on at least one of the two closing parts, wherein an electromagnetically acting damping and height-levelling unit is provided which is arranged between the two closing parts in such a manner that said damping and height-levelling unit acts on the upper of the two closing parts in the vertical direction of the vehicle both in a vibration-insulating and also height-levelling manner.
    Type: Grant
    Filed: September 24, 2014
    Date of Patent: September 12, 2017
    Assignee: GRAMMER AG
    Inventor: Erwin Haller
  • Patent number: 9751437
    Abstract: A drive for a motor-vehicle accessory has a drive motor, a controller that regulates the drive motor, and a sensor associated with the drive motor and that measures the motor speed of the drive motor and transmits to the controller a signal having a pulse rate corresponding to the motor speed. A pulse-rate modifier between the sensor of the drive motor and the controller serves to modify the pulse rate received from the drive motor in such a way that this rate is within a range of the pulse rate processable by the controller and to transmit a modified value of the pulse rate to the controller.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: September 5, 2017
    Assignee: GRAMMER AG
    Inventors: Maximilian Kotz, Michael Roemer, Joerg Damaske, Ulrich Hohl, Heiner Fees
  • Patent number: 9718384
    Abstract: The invention relates to a vehicle seat comprising a seat part and a backrest, the backrest comprising at least one left-hand backrest longitudinal support extending in the vertical direction of the backrest and at least one right-hand backrest longitudinal support extending in the vertical direction of the backrest, the backrest longitudinal supports being attached to the seat part and/or a seat-part frame in a lower end region and comprising at least one cushion element, wherein the length of a distance between the backrest longitudinal supports can be adjusted by means of at least one elongate backrest cross strut arranged in the upper region of the backrest.
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: August 1, 2017
    Assignee: GRAMMER AG
    Inventor: Erwin Haller
  • Patent number: 9688173
    Abstract: Suspension system for vehicle seats, in particular for utility motor vehicle seats, comprising at least a first and a second part, the two parts being mounted oscillatorily movable and spring-loaded with respect to one another, wherein a closed hydropneumatic circuit is provided which comprises at least one control element, connected to at least one of the two parts, and at least one first hydropneumatic spring connected in series therewith, a hydraulic pressure of a hydraulic medium in the circuit being convertible into a force acting between the two parts by means of an action surface arranged in the control element, the pressure being dependent on a gas pressure in a gas volume of the first spring.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: June 27, 2017
    Assignee: Grammer AG
    Inventors: Stephan Ulrich, Konstantin Krivenkov, Rainer Bruns, Erwin Haller, Jens Kolb
  • Patent number: D819991
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: June 12, 2018
    Assignee: GRAMMER AG
    Inventors: Richard Ott, Raymond Carter