Patents by Inventor Konstantin Krivenkov
Konstantin Krivenkov has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12157406Abstract: The invention relates to a seat arrangement for a vehicle, in particular for a fork-lift truck, the seat arrangement having a first spring part, on which a vehicle seat is arranged, and a second spring part, which can be moved relative to the first spring part by means of a connecting unit and is connected to the body, the relative movement of the first spring part to the second spring part being sprung by means of a spring unit, the spring unit and the connecting unit being arranged laterally on the first spring part.Type: GrantFiled: April 16, 2021Date of Patent: December 3, 2024Assignee: GRAMMER AktiengesellschaftInventors: Konstantin Lorey, Konstantin Krivenkov
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Patent number: 12103446Abstract: A vehicle seat having a suspension unit for cushioning the rolling and vertical suspension movements of the vehicle seat, wherein the vehicle seat has a vehicle seat upper part and a vehicle seat lower part, wherein the vehicle seat upper part and the vehicle seat upper part are connected by means of the suspension unit so that the vehicle seat upper part and the vehicle seat lower part are movable relative to one another, wherein the suspension unit has a scissor arrangement having a first scissor arm and a second scissor arm, the suspension unit is rotatably connected about a first axis of rotation to the vehicle seat lower part and comprises a spring element support and a first spring element, wherein a displacement element is provided which is mounted displaceably with respect to the vehicle seat lower part, wherein the first spring element is connected on the one hand to the displacement element and on the other hand to the spring element support, which is rotatably connected about a second axis of rotatType: GrantFiled: December 11, 2020Date of Patent: October 1, 2024Assignee: GRAMMER AGInventors: Florian Dotzler, Konstantin Krivenkov
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Patent number: 12017562Abstract: The invention relates to a height-adjustable control lever carrier for a commercial vehicle seat, which carrier is at least partially arranged to the side of a seat part, wherein the control lever carrier is provided for receiving at least one control lever for controlling vehicle equipment and at least one armrest, and is characterised in that the control lever carrier comprises a multi-joint mechanism construction, by means of which the control lever carrier is adjustable both in a seat height direction and in a seat longitudinal direction relative to the seat part.Type: GrantFiled: December 7, 2021Date of Patent: June 25, 2024Assignee: GRAMMER AGInventors: Erwin Haller, Konstantin Krivenkov
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Patent number: 12005821Abstract: Vehicle seat having a suspension unit or cushioning the rolling and vertical suspension movements of the vehicle seat, wherein the vehicle seat has a vehicle seat upper part and a vehicle seat lower part, wherein the vehicle seat upper part and the vehicle seat lower part are connected by means of the suspension unit so that the vehicle seat upper part and the vehicle seat lower part are movable relative to one another, wherein the suspension unit has a scissor arrangement having a first scissor arm and a second scissor arm, wherein the suspension unit is connected rotatably about a first axis of rotation to the vehicle seat lower part and comprises a spring element support and a first fluid spring element and a second fluid spring element, wherein the first fluid spring element and the second fluid spring element are each connected to the vehicle seat lower part and to the spring element support which is rotatably connected about a second axis of rotation to the first scissor arm and rotatably connected abouType: GrantFiled: December 11, 2020Date of Patent: June 11, 2024Assignee: GRAMMER AGInventors: Florian Dotzler, Konstantin Krivenkov
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Patent number: 11987156Abstract: A device for level regulation and level stabilization of a vehicle seat upper part. The device includes an air spring that spring loads a movement of the vehicle seat lower part and of the vehicle seat upper part relative to one another, the vehicle seat lower part and the vehicle seat upper part are arranged in a non-deflected state at a predeterminable distance from one another. The air spring is fluidically connected to a working volume of an additional volume module. A control unit decreases the volume of the working volume in the event of an increase in the distance and increases the volume of the working volume in the event of a decrease in the distance such that the pressure in the air spring can be changed such that the distance between the vehicle seat upper part and a reference surface is substantially unchanged.Type: GrantFiled: February 10, 2021Date of Patent: May 21, 2024Assignee: GRAMMER AGInventors: Konstantin Lorey, Konstantin Krivenkov, Erwin Haller
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Publication number: 20230356639Abstract: 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: ApplicationFiled: April 25, 2023Publication date: November 9, 2023Applicant: GRAMMER AktiengesellschaftInventors: Konstantin KRIVENKOV, Rohansinh Komalsinh SOLANKI, Hariom Anantrao THAKARE, Shiju SURENDRAN, Sagar Rambhau METE
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Publication number: 20230356638Abstract: 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: ApplicationFiled: April 25, 2023Publication date: November 9, 2023Applicant: GRAMMER AktiengesellschaftInventors: Konstantin KRIVENKOV, Rohansinh Komalsinh SOLANKI, Hariom Anantrao THAKARE, Shiju SURENDRAN, Sagar Rambhau METE
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Publication number: 20230219472Abstract: The invention relates to a seat arrangement for a vehicle, in particular for a fork-lift truck, the seat arrangement having a first spring part, on which a vehicle seat is arranged, and a second spring part, which can be moved relative to the first spring part by means of a connecting unit and is connected to the body, the relative movement of the first spring part to the second spring part being sprung by means of a spring unit, the spring unit and the connecting unit being arranged laterally on the first spring part.Type: ApplicationFiled: April 16, 2021Publication date: July 13, 2023Applicant: GRAMMER AktiengesellschaftInventors: Konstantin LOREY, Konstantin KRIVENKOV
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Patent number: 11685298Abstract: The invention relates to a vehicle seat comprising a vehicle seat upper part and a vehicle seat lower part, which are spaced apart from one another along a height axis and are connected to one another by means of a scissor frame arrangement, wherein the scissor frame arrangement comprises at least one inner swinging arm and at least one outer swinging arm, wherein the at least one inner swinging arm and the at least one outer swinging arm are mechanically coupled, whereby an angle of inclination of the vehicle seat upper part relative to the vehicle seat lower part can be specified, wherein the mechanical coupling comprises an arm element and a first connecting element pivotably connected thereto, wherein the angle of inclination can be specified by a length of the first connecting element.Type: GrantFiled: December 11, 2020Date of Patent: June 27, 2023Assignee: GRAMMER AGInventors: Florian Dotzler, Konstantin Krivenkov
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Patent number: 11679699Abstract: The invention relates to a vehicle seat having a backrest which comprises a backrest part and a backrest base element, the backrest part comprising a middle backrest element which is arranged pivotably on the backrest base element, wherein the backrest part comprises two lower backrest side elements and two upper backrest side elements, which are each mechanically coupled to the middle backrest element, wherein the two lower backrest side elements are arranged pivotably on the backrest base element, wherein at least one joint device is provided in each case between a lower backrest side element and an upper backrest side element, wherein a lower backrest side element and an upper backrest side element are each arranged at an angle ?L, ?R to one another, wherein pivoting of the middle backrest element causes a change in the angle ?L, ?R, wherein the joint device comprises at least one first elastic element.Type: GrantFiled: December 7, 2021Date of Patent: June 20, 2023Assignee: GRAMMER AGInventors: Erwin Haller, Konstantin Krivenkov
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Patent number: 11634886Abstract: The invention relates to a manually operable control device for operating at least one actuator of a vehicle, comprising a manually operable control lever element which can be displaced from a default position by means of a rotation about a first axis and/or about a second axis, wherein a degree and/or a direction of a corresponding displacement of the control lever element can be detected by means of a sensor device, further comprising at least a first actuator device with a first drive unit and a first output unit, wherein, by means of the first actuator device, the first axis can be acted upon with a first torque, a second actuator device with a second drive unit and a second output unit, wherein, by means of the second actuator device, the second axis can be acted upon with a second torque, wherein the first output unit is rotatably mounted about the first axis and the second output unit rotatably mounted about the second axis.Type: GrantFiled: June 3, 2020Date of Patent: April 25, 2023Assignee: GRAMMER AGInventors: Konstantin Krivenkov, Andreas Nutz
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Publication number: 20230113631Abstract: 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: ApplicationFiled: September 29, 2022Publication date: April 13, 2023Applicant: GRAMMER AktiengesellschaftInventors: Jens KOLB, Iman BAYANI, Florian SCHNEIDER, Konstantin KRIVENKOV
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Publication number: 20230097538Abstract: 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 an actuation of the device causes the steering movement, and wherein the device has a first device element arranged above the arm rest, and a second device element fixedly connected to the first device element and extending downwardly from the first device element beyond the first device element, wherein the first device element and the second device element are intended and designed for a hand to be at least partially placed thereon, wherein during a forward movement of the vehicle the hand can be at least partially placed on the first device element and during a rearward movement of the vehicle the hand can be at least partially placed on the second device element.Type: ApplicationFiled: September 29, 2022Publication date: March 30, 2023Applicant: GRAMMER AktiengesellschaftInventors: Jens KOLB, Iman BAYANI, Florian SCHNEIDER, Konstantin KRIVENKOV
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Patent number: 11498463Abstract: Vehicle seat having a pitching spring unit, a vehicle seat upper part and a vehicle seat lower part of the vehicle seat being connected such that they can be moved relative to one another by means of a scissor frame arrangement, comprising a first scissor arm and a second scissor arm which cross in a first region as viewed in a vehicle seat width direction, the pitching spring unit comprising a spring element carrier and a spring element, the spring element being connected on one side to the vehicle seat upper part, the vehicle seat lower part or the scissor arms and on the other side to the spring element carrier which is connected to the first scissor arm such that it can be rotated about a second rotational axis and to the second scissor arm such that it can be rotated about a third rotational axis.Type: GrantFiled: October 3, 2019Date of Patent: November 15, 2022Assignee: GRAMMER AGInventors: Florian Dotzler, Erwin Haller, Konstantin Krivenkov
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Publication number: 20220194269Abstract: The invention relates to a vehicle seat having a backrest which comprises a backrest part and a backrest base element, the backrest part comprising a middle backrest element which is arranged pivotably on the backrest base element, wherein the backrest part comprises two lower backrest side elements and two upper backrest side elements, which are each mechanically coupled to the middle backrest element, wherein the two lower backrest side elements are arranged pivotably on the backrest base element, wherein at least one joint device is provided in each case between a lower backrest side element and an upper backrest side element, wherein a lower backrest side element and an upper backrest side element are each arranged at an angle ?L, ?R to one another, wherein pivoting of the middle backrest element causes a change in the angle ?L, ?R, wherein the joint device comprises at least one first elastic element.Type: ApplicationFiled: December 7, 2021Publication date: June 23, 2022Applicant: GRAMMER AGInventors: Erwin HALLER, Konstantin KRIVENKOV
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Publication number: 20220194267Abstract: The invention relates to a height-adjustable control lever carrier for a commercial vehicle seat, which carrier is at least partially arranged to the side of a seat part, wherein the control lever carrier is provided for receiving at least one control lever for controlling vehicle equipment and at least one armrest, and is characterised in that the control lever carrier comprises a multi-joint mechanism construction, by means of which the control lever carrier is adjustable both in a seat height direction and in a seat longitudinal direction relative to the seat part.Type: ApplicationFiled: December 7, 2021Publication date: June 23, 2022Applicant: GRAMMER AGInventors: Erwin HALLER, Konstantin KRIVENKOV
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Patent number: 11285846Abstract: The invention relates to a vehicle seat comprising a vehicle seat upper part and a vehicle seat lower part, which are spaced apart from one another along a height axis Z and are connected to one another by means of a scissor frame arrangement, wherein at least two damping elements are provided between the vehicle seat upper part and the vehicle seat lower part, the at least two damping elements each extending, inclined at an angle of attack ?, relative to a first axis parallel to the height axis.Type: GrantFiled: December 11, 2020Date of Patent: March 29, 2022Assignee: Grammer AGInventors: Florian Dotzler, Konstantin Krivenkov
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Patent number: 11279271Abstract: The invention relates to a vehicle seat having a suspension unit for cushioning the rolling and vertical suspension movements of the vehicle seat, wherein the vehicle seat has a vehicle seat upper part and a vehicle seat lower part, wherein the vehicle seat upper part and the vehicle seat upper part are connected by means of the suspension unit so that the vehicle seat upper part and the vehicle seat lower part are movable relative to one another, wherein the suspension unit comprises a scissor arrangement having a first scissor arm and a second scissor arm, characterised in that the suspension unit is rotatably connected about a first axis of rotation to the vehicle seat lower part and comprises a spring element support and a first spring element, the first spring element being connected on the one hand to the vehicle seat lower part and on the other hand to the spring element support which is rotatably connected about a second axis of rotation to the first scissor arm and rotatably connected about a third aType: GrantFiled: December 11, 2020Date of Patent: March 22, 2022Inventors: Florian Dotzler, Konstantin Krivenkov
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Publication number: 20210323453Abstract: The invention relates to a vehicle seat comprising at least one seat element in which at least one heating device and at least one ventilation device are provided. The vehicle seat comprises a sensor device, which has at least one temperature sensor and at least one moisture sensor. A closed-loop/open-loop control device controls the heating device and/or the ventilation device in an open-loop or closed-loop manner on the basis of the data from the sensor device with respect to the comfort parameters of temperature and/or moisture content, whereby the seat climate can be actively controlled in an open-loop or closed-loop manner.Type: ApplicationFiled: August 27, 2019Publication date: October 21, 2021Applicant: GRAMMER AGInventors: Roland ÜBELACKER, Konstantin KRIVENKOV
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Publication number: 20210253001Abstract: A device for level regulation and level stabilization of a vehicle seat upper part. The device includes an air spring that spring loads a movement of the vehicle seat lower part and of the vehicle seat upper part relative to one another, the vehicle seat lower part and the vehicle seat upper part are arranged in a non-deflected state at a predeterminable distance from one another. The air spring is fluidically connected to a working volume of an additional volume module. A control unit decreases the volume of the working volume in the event of an increase in the distance and increases the volume of the working volume in the event of a decrease in the distance such that the pressure in the air spring can be changed such that the distance between the vehicle seat upper part and a reference surface is substantially unchanged.Type: ApplicationFiled: February 10, 2021Publication date: August 19, 2021Inventors: Konstantin LOREY, Konstantin KRIVENKOV, Erwin HALLER