Patents Assigned to GRAMMER Aktiengesellschaft
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Patent number: 12649399Abstract: The invention relates to a vehicle seat for automatic inclination compensation, with a seat part and a backrest, wherein a fluid chamber unit with at least two flexibly designed fluid chambers is arranged between at least one seat plate part of the seat part and a thereabove arranged seat cushion part of the seat part.Type: GrantFiled: September 4, 2024Date of Patent: June 9, 2026Assignee: GRAMMER AKTIENGESELLSCHAFTInventors: Berthold Demleitner, Thomas Haller
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Patent number: 12649397Abstract: The invention relates to a vehicle seat having a seat part and a backrest part, in which the backrest part has a frame element enclosing an inner surface and a knitted fabric arranged on the frame element, the frame element having at least one fastening element on each of at least two opposite inner sides and the knitted fabric each having a fastening element formed complementarily thereto and arranged on the backside, wherein the knitted fabric is fastened to the frame element by the fastening elements in such a way that the knitted fabric at least partially embraces the frame element from the outside inwards starting from a front side of the frame element facing the seat part and is substantially completely tensioned.Type: GrantFiled: September 25, 2023Date of Patent: June 9, 2026Assignee: GRAMMER AktiengesellschaftInventors: Thomas Pöllinger, Christopher Neidl, Sebastian Wegmann
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Patent number: 12617323Abstract: The invention relates to a backrest element for a vehicle seat, the backrest element comprising at least one frame element formed by a tubular element and forming at least one section of the backrest element, wherein a contour of the at least one frame element is given by a plurality of bends of the tubular element and is formed such that at least one inner surface is enclosed by the tubular element.Type: GrantFiled: September 1, 2023Date of Patent: May 5, 2026Assignee: GRAMMER AKTIENGESELLSCHAFTInventor: Andreas Pöhlmann
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Patent number: 12611974Abstract: The invention relates to a vehicle seat, in particular for commercial vehicles, with an upper part and a lower part and with at least one air spring which exerts a resilient effect on a height-distance-movement which changes between the upper and lower parts, and with at least one damper element which damps the changing height-distance movement, wherein the air spring is connected at an air spring outlet to an adjustment device which adjusts a degree of damper hardness, which damps the changing height-distance-movement, wherein the air spring is connected at an air spring outlet to an adjustment device for adjusting a degree of damper hardness of the damper element, wherein the degree of damper hardness can be adjusted and changed by means of an air pressure of the air spring.Type: GrantFiled: May 1, 2024Date of Patent: April 28, 2026Assignee: GRAMMER AKTIENGESELLSCHAFTInventor: Florian Dotzler
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Patent number: 12600282Abstract: The invention relates to a vehicle seat for automatic inclination compensation, with a seat part that has a seat cushion part, wherein a fluid chamber unit with at least two flexibly designed fluid chambers is arranged in the seat cushion part in its upper seating area, wherein, in relation to a centre axis extending in the seating direction, a first half of the fluid chambers are arranged on the left-hand side and a second half of the fluid chambers are arranged on the right-hand side of the centre axis, wherein the fluid chambers of the first and second halves can be filled or emptied by means of a control device depending on a detected lateral tilted position of the seat part in such a way that a seat user automatically experiences a compensatory position to the tilted position in the seat area.Type: GrantFiled: September 4, 2024Date of Patent: April 14, 2026Assignee: GRAMMER AKTIENGESELLSCHAFTInventors: Berthold Demleitner, Thomas Haller
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Patent number: 12576762Abstract: The invention relates to a vehicle seat comprising a base frame including a seat portion frame and a backrest frame, and a seat portion displaceable relative to the base frame. The vehicle seat comprises a backrest member, wherein the backrest member is being provided and adapted to be detachably connectable to the backrest frame and the seat part.Type: GrantFiled: September 25, 2023Date of Patent: March 17, 2026Assignee: GRAMMER AktiengesellschaftInventors: Sebastian Lingl, Michael Niebauer, Roland Übelacker
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Patent number: 12570193Abstract: The invention relates to a vehicle seat with a seat part and a backrest part, in which the backrest part has a frame element which encloses an inner surface, and comprises a knitted fabric arranged on the frame element, wherein the knitted fabric, at least in the region of the inner surface, is arranged to be free-swinging on the front side of the frame element and, at least in the region of the inner surface, an upholstery support element is arranged in or on the knitted fabric and is held exclusively by the said knitted fabric, wherein the knitted fabric, at least in the region of the inner surface, provides the sole support and/or upholstery for a seat user.Type: GrantFiled: September 25, 2023Date of Patent: March 10, 2026Assignee: GRAMMER AktiengesellschaftInventors: Thomas Pöllinger, Christopher Neidl, Sebastian Wegmann
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Patent number: 12534944Abstract: The invention concerns a locking mechanism provided and adapted to interact with at least one locking element to establish a locking between the locking mechanism and the locking element, wherein the locking mechanism comprises a first locking pawl and a second locking pawl which are rotatable independently of each other about a first rotary axis, wherein the first locking pawl is provided and adapted to interact with a first locking element and wherein the second locking pawl is provided and adapted to interact with a second locking element, wherein a secured locking is present when the first locking element is locked to the first locking pawl and the second locking element is locked to the second locking pawl.Type: GrantFiled: June 6, 2023Date of Patent: January 27, 2026Assignee: GRAMMER AktiengesellschaftInventors: Gerhard Delling, Deepak Auty, Daniel Ilarraza, Kadir Yasaroglu, Stefan Reil
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Patent number: 12496948Abstract: The invention relates to an armrest element of a seat, in particular of a vehicle seat, having a base body, the armrest element having at least one first connection interface of predetermined design to which an exchangeable extension module having a second connection interface of predetermined design can be fixed, the first connection interface and the second connection interface being designed in such a way that at least one positive connection between the first connection interface and the second connection interface is made possible.Type: GrantFiled: April 25, 2023Date of Patent: December 16, 2025Assignee: GRAMMER AktiengesellschaftInventors: Konstantin Krivenkov, Rohansinh Komalsinh Solanki, Hariom Anantrao Thakare, Shiju Surendran, Sagar Rambhau Mete
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Patent number: 12492741Abstract: A kinematic component comprising a first movably adjustable component, a second movably adjustable component and a device which has a rotatable actuator, wherein the device is preferably provided and designed for this purpose, transmitting a rotary movement of the actuator to the movably adjustable components, the first movably adjustable component being adjustable in a first direction of rotation of the actuator and the second movably adjustable component being adjustable in a second direction of rotation of the actuator, which is opposite to the first direction of rotation.Type: GrantFiled: April 17, 2024Date of Patent: December 9, 2025Assignee: GRAMMER AktiengesellschaftInventor: Alexander Grüdl
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Patent number: 12485807Abstract: The invention relates to a table device, in particular for a seat arrangement in a person transport means comprising a first table element, wherein the first table element at least partially encloses a second table element, wherein the second table element is displaceable both together with the first table element and independently of the first table element between a first position and a second position.Type: GrantFiled: October 10, 2023Date of Patent: December 2, 2025Assignee: GRAMMER AktiengesellschaftInventors: Thomas Hägler, Christopher Neidl
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Patent number: 12479337Abstract: The invention relates to a seat assembly for a means of passenger transport comprising a frame element on which a backrest element and a seat part are arranged, the seat assembly comprising at least one heat/fire shielding device which comprises at least one plate-like element, the at least one heat/fire shielding device being designed and provided in such a way that, when a source of heat and/or fire occurs, the plate-like element is displaced at least in sections towards the source of heat and/or fire or the plate-like element is deformed at least in sections towards the source of heat and/or fire.Type: GrantFiled: August 2, 2023Date of Patent: November 25, 2025Assignee: GRAMMER AktiengesellschaftInventors: Roland Übelacker, Thomas Hägler
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Patent number: 12459798Abstract: Device for vehicles, in particular fork-lift trucks, the device being designed at least for carrying out a steering movement of the vehicle, the device being arranged on an arm rest of a vehicle seat of the vehicle, wherein the device is at least partially rotatable about a first pivot axis relative to the arm rest, wherein rotation of the device about the first pivot axis causes the steering movement of the vehicle, and wherein the device comprises a first device element arranged above the arm rest, and a second device element which is fixedly connected to the first device element and extends downwards from the first device element beyond the first device element.Type: GrantFiled: September 29, 2022Date of Patent: November 4, 2025Assignee: GRAMMER AktiengesellschaftInventors: Jens Kolb, Iman Bayani, Florian Schneider, Konstantin Krivenkov
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Patent number: 12447881Abstract: The invention relates to an armrest element of a seat, in particular of a vehicle seat, having a base body, the armrest element having at least one first connection interface of predetermined design to which at least one exchangeable extension module having a second connection interface of predetermined design can be fixed, the first connection interface and the second connection interface being designed in such a way that at least one detent connection is made possible between the first connection interface and the second connection interface.Type: GrantFiled: April 25, 2023Date of Patent: October 21, 2025Assignee: GRAMMER AktiengesellschaftInventors: Konstantin Krivenkov, Rohansinh Komalsinh Solanki, Hariom Anantrao Thakare, Shiju Surendran, Sagar Rambhau Mete
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Patent number: 12448013Abstract: The invention relates to a vehicle seat, in particular for rail transport, with a seat part, with a backrest part and with a soft upholstery section arranged on at least one hard seat plate for upholstering a seat surface of the seat part, in which the upholstery section has an upholstery cover on the upper side and an upholstery foam section which covers the entire surface of the upholstery cover, the upholstery foam section having at least one recess on the underside in which a plurality of foam spring elements arranged next to one another in the form of hollow cylinders are embedded.Type: GrantFiled: September 25, 2023Date of Patent: October 21, 2025Assignee: GRAMMER AktiengesellschaftInventors: Thomas Pöllinger, Christopher Neidl, Sebastian Wegmann
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Publication number: 20250289349Abstract: A vehicle seat having a seat part and a vehicle seat base with a frame part for supporting the seat part or for attachment to a vehicle body and a height-adjustable scissors mechanism with a scissors arm. The frame part has a first rail element. An end of the first scissors arm is connected to the first rail element by a floating bearing that has a rolling element with an axle and a sliding element that are arranged one behind the other The rolling element has a contact point with a rolling plane of the first rail element and the sliding element has a contact point with a sliding plane of the first rail element or of a second rail element of the frame part. The rolling plane and the sliding plane are aligned at an angle ? from a range 0<?<90° to one another.Type: ApplicationFiled: March 10, 2025Publication date: September 18, 2025Applicant: GRAMMER AktiengesellschaftInventors: Florian SCHANDERL, Sebastian SCHMAUSSER, Thomas PFEIL
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Publication number: 20250276618Abstract: The present invention relates to a vehicle seat comprising a seat part and a vehicle seat base with a lower part and an upper part which is adjustable in height relative thereto, wherein the upper part has a frame for supporting the seat part or the lower part has a frame for fastening the vehicle seat to a vehicle body, wherein the frame comprises a first frame part and a second frame part which are connected to one another by at least one connecting means, characterised in that the frame comprises a first frame part and a second frame part which are connected to one another by at least one connecting means, wherein the frame comprises a first frame part and a second frame part, which are connected to each other by at least one connecting means, wherein the at least one connecting means attaches an additional component to the frame.Type: ApplicationFiled: February 6, 2025Publication date: September 4, 2025Applicant: GRAMMER AktiengesellschaftInventor: Florian SCHANDERL
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Publication number: 20250162472Abstract: The invention relates to a roller for a roller guide, which is provided in particular in a vehicle seat-base, comprising a first subelement which comprises a rolling surface and a second subelement which forms a mount for a bearing element, wherein the second subelement has a first section which is at least partially enclosed by the first subelement in such a way that there is a positive locking between the first subelement and the second subelement.Type: ApplicationFiled: November 8, 2024Publication date: May 22, 2025Applicant: GRAMMER AktiengesellschaftInventor: Florian SCHANDERL
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Publication number: 20250083582Abstract: The invention relates to a vehicle seat for automatic inclination compensation, with a seat part that has a seat cushion part, wherein a fluid chamber unit with at least two flexibly designed fluid chambers is arranged in the seat cushion part in its upper seating area, wherein, in relation to a centre axis extending in the seating direction, a first half of the fluid chambers are arranged on the left-hand side and a second half of the fluid chambers are arranged on the right-hand side of the centre axis, wherein the fluid chambers of the first and second halves can be filled or emptied by means of a control device depending on a detected lateral tilted position of the seat part in such a way that a seat user automatically experiences a compensatory position to the tilted position in the seat area.Type: ApplicationFiled: September 4, 2024Publication date: March 13, 2025Applicant: GRAMMER AktiengesellschaftInventors: Berthold DEMLEITNER, Thomas HALLER
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Publication number: 20250083583Abstract: The invention relates to a vehicle seat for automatic inclination compensation, with a seat part and a backrest, wherein a fluid chamber unit with at least two flexibly designed fluid chambers is arranged between at least one seat plate part of the seat part and a thereabove arranged seat cushion part of the seat part.Type: ApplicationFiled: September 4, 2024Publication date: March 13, 2025Applicant: GRAMMER AktiengesellschaftInventors: Berthold DEMLEITNER, Thomas HALLER