Patents by Inventor Sudhakar Ramamoorthy Marur
Sudhakar Ramamoorthy Marur 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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Publication number: 20240109400Abstract: Present disclosure discloses a reinforcement member (10) for a vehicle. The member includes a first component (1) made of steel and a second component (2) secured to a portion of the first component. The second component is made of a reinforced polymer. The reinforcement member with the combination of the second component and the first component is configured to absorb impact energy. The reinforcement member (10) of the present disclosure is lighter in weight unlike the conventional reinforcement members and is structured to absorb/attenuate significantly impact higher energy than the conventional beams.Type: ApplicationFiled: January 19, 2022Publication date: April 4, 2024Inventors: Shashank CHOUDHARY, Rahul Kumar VERMA, Pala LAKSHMIKANT, Suman GUHA, Manikandan G, Dipan SUTARIA, Sudhakar Ramamoorthy MARUR
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Patent number: 10005409Abstract: In one embodiment, an energy absorber comprises: a plurality of crush lobes, wherein the base, sides and outer wall comprise a first thermoplastic material; and a composite insert in the energy absorber, wherein the insert comprises a second plastic material and reinforcement, and wherein the composite insert is a separate element that is disposed in located at an area of the crush lobes, wherein the area is the side and/or the outer wall, and wherein the area has an area height and an area width. In an embodiment, a corner energy absorber can comprise: a plurality of layers with a plurality of ribs connecting the layers, wherein the layers and ribs comprise a first thermoplastic material; a composite insert comprising a second plastic material and reinforcement, and wherein the composite insert is a separate element that is disposed in the layers, the ribs, or both.Type: GrantFiled: August 1, 2016Date of Patent: June 26, 2018Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Sudhakar Ramamoorthy Marur, Dhanendra Kumar Nagwanshi
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Patent number: 9821753Abstract: In some embodiments, an energy absorber element can comprise: a first support wall and a second support wall, a crush wall joining the first and second support walls together to define a deformable zone; a connection mechanism configured to connect the first and/or second support wall to a vehicle. In one embodiment, a method for using an energy absorber element in a vehicle can comprise: detachably connecting an energy absorber element to a vehicle at a support location for a vehicle component, once the energy absorber element has absorbed energy, detaching the energy absorber element from the vehicle; and separately replacing the energy absorber element from the vehicle component. In some embodiments, the vehicle component is not replaced.Type: GrantFiled: March 26, 2015Date of Patent: November 21, 2017Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Sudhakar Ramamoorthy Marur, Ankit Kumar Garg, Subrata Nayak, Triloka Chander Tankala, James Robert Wilson
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Publication number: 20170326823Abstract: Disclosed herein are methods for manufacturing a functionally graded polymer material. A method comprises preparing a melted polymer mixture comprising a thermoplastic polymer and a magnetic filler; molding the melted polymer mixture; and applying a magnetic field to a portion of the melted polymer mixture to form the functionally graded article, wherein as the melted polymer mixture flows into the mold, the melted polymer mixture comes into contact with the magnet field. Another method comprises molding the melted polymer mixture; and applying a magnetic field from a first magnet to a first portion of the melted polymer mixture and applying a magnetic field from a second magnet to a second portion of the melted polymer mixture to form the functionally graded article, wherein the first magnet and the second magnet are positioned in a manner such that the magnetic field produced by each are nonoverlapping.Type: ApplicationFiled: July 20, 2017Publication date: November 16, 2017Inventors: Poovanna Theethira Kushalappa, Sudhakar Ramamoorthy Marur, Hariharan Ramalingam, Sadasivam Gopalakrishnan
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Patent number: 9771109Abstract: A structural body of a vehicle comprises: a hollow component comprising walls that define a channel, wherein the component has a component length, and wherein the component is selected from the group consisting of beam, rail (58), pillar (50,52,54,5), chassis, floor rocker (60), and cross-bar, or combinations comprising at least one of the foregoing; and a plastic-metal hybrid reinforcement (1) having cavities therethrough (14), and a support (6) having greater than or equal to 3 walls forming a support channel. The plastic element (4) is located in the support channel (6) wherein the reinforcement (1) is located in the component channel.Type: GrantFiled: January 16, 2014Date of Patent: September 26, 2017Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Dhanendra Kumar Nagwanshi, Arunachala Parameshwara, Somasekhar Bobba, Sudhakar Ramamoorthy Marur, Matthew D. Marks
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Patent number: 9731669Abstract: An embodiment of a thermoplastic energy absorber for a vehicle comprises: a base and a crush lobe. The crush lobe comprises load walls extending from the base and a convex front face located at an end of the load walls opposite the base, wherein the convex front face bow outward, away from the base. The convex front face is connected to the load walls with fillets. The base and crush lobes comprise a plastic material.Type: GrantFiled: February 28, 2012Date of Patent: August 15, 2017Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Dhanendra Kumar Nagwanshi, Sudhakar Ramamoorthy Marur, Gurunath PV
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Patent number: 9731456Abstract: Disclosed herein are methods for manufacturing a functionally graded polymer material. The methods comprise preparing a melted polymer mixture comprising a thermoplastic polymer and a magnetic filler dispersed in the thermoplastic polymer, molding the melted polymer mixture and applying a magnetic field to a portion of the melted polymer mixture to form a functionally graded polymer material. The resulting functionally graded polymer material has a magnetic filler gradient formed through a thickness of the material.Type: GrantFiled: March 14, 2013Date of Patent: August 15, 2017Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Poovanna Theethira Kushalappa, Sudhakar Ramamoorthy Marur, Hariharan Ramalingam, Sadasivam Golakrishanan
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Publication number: 20160339859Abstract: In one embodiment, an energy absorber comprises: a plurality of crush lobes, wherein the base, sides and outer wall comprise a first thermoplastic material; and a composite insert in the energy absorber, wherein the insert comprises a second plastic material and reinforcement, and wherein the composite insert is a separate element that is disposed in located at an area of the crush lobes, wherein the area is the side and/or the outer wall, and wherein the area has an area height and an area width. In an embodiment, a corner energy absorber can comprise: a plurality of layers with a plurality of ribs connecting the layers, wherein the layers and ribs comprise a first thermoplastic material; a composite insert comprising a second plastic material and reinforcement, and wherein the composite insert is a separate element that is disposed in the layers, the ribs, or both.Type: ApplicationFiled: August 1, 2016Publication date: November 24, 2016Inventors: Sudhakar Ramamoorthy Marur, Dhanendra Kumar Nagwanshi
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Patent number: 9434334Abstract: In one embodiment, a corner energy absorber, comprises: a plurality of layers with a plurality of ribs connecting the layers, wherein the layers and ribs comprise a first thermoplastic material; a composite insert comprising a second plastic material and reinforcement, wherein the second plastic material is different than the first thermoplastic material, and wherein the composite insert is disposed in the layers, the ribs, or both; an extension configured to extend into the end of a bumper beam.Type: GrantFiled: June 5, 2015Date of Patent: September 6, 2016Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Sudhakar Ramamoorthy Marur, Dhanendra Kumar Nagwanshi
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Publication number: 20150360733Abstract: A structural body of a vehicle comprises: a hollow component comprising walls that define a channel, wherein the component has a component length, and wherein the component is selected from the group consisting of beam, rail (58), pillar (50,52,54,5), chassis, floor rocker (60), and cross-bar, or combinations comprising at least one of the foregoing; and a plastic-metal hybrid reinforcement (1) having cavities therethrough (14), and a support (6) having greater than or equal to 3 walls forming a support channel. The plastic element (4) is located in the support channel (6) wherein the reinforcement (1) is located in the component channel.Type: ApplicationFiled: January 16, 2014Publication date: December 17, 2015Inventors: Dhanendra Kumar Nagwanshi, Arunachala Parameshwara, Somasekhar Bobba, Sudhakar Ramamoorthy Marur, Matthew D. Marks
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Publication number: 20150266437Abstract: In one embodiment, a corner energy absorber, comprises: a plurality of layers with a plurality of ribs connecting the layers, wherein the layers and ribs comprise a first thermoplastic material; a composite insert comprising a second plastic material and reinforcement, wherein the second plastic material is different than the first thermoplastic material, and wherein the composite insert is disposed in the layers, the ribs, or both; an extension configured to extend into the end of a bumper beam.Type: ApplicationFiled: June 5, 2015Publication date: September 24, 2015Inventors: Sudhakar Ramamoorthy Marur, Dhanendra Kumar Nagwanshi
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Patent number: 9130359Abstract: In one embodiment, an electric vehicle charging station comprises a body attached to a base, wherein the base is operably connected to a deflector mechanism, wherein the body moves from a rest position disposed along a major axis of the electric vehicle charging station to an impact position, with an articulation angle disposed therebetween, upon an impact having a force greater than or equal to 5 kiloNewtons.Type: GrantFiled: March 6, 2012Date of Patent: September 8, 2015Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Poovanna Theethira Kushalappa, Sandeep Chandrakant Kulkarni, Sudhakar Ramamoorthy Marur
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Publication number: 20150197214Abstract: In some embodiments, an energy absorber element can comprise: a first support wall and a second support wall, a crush wall joining the first and second support walls together to define a deformable zone; a connection mechanism configured to connect the first and/or second support wall to a vehicle. In one embodiment, a method for using an energy absorber element in a vehicle can comprise: detachably connecting an energy absorber element to a vehicle at a support location for a vehicle component, once the energy absorber element has absorbed energy, detaching the energy absorber element from the vehicle; and separately replacing the energy absorber element from the vehicle component. In some embodiments, the vehicle component is not replaced.Type: ApplicationFiled: March 26, 2015Publication date: July 16, 2015Inventors: Sudhakar Ramamoorthy Marur, Ankit Kumar Garg, Subrata Nayak, Triloka Chander Tankala, James Robert Wilson
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Patent number: 9050939Abstract: In one embodiment, an energy absorber, comprises: a plurality of crush lobes including a base and sides extending from the base to an outer wall; and a composite insert in the energy absorber. The insert comprises a second plastic material and reinforcement. The second plastic material is different than the crush lobe material. The insert is located at an area of the crush lobes, and wherein the area is the side and/or the outer wall. In another embodiment, an energy absorber comprises: a plastic frame; thermoplastic crush lobes extending from the frame, wherein the crush lobes comprise an outer wall, an extending wall, and a base; and a plastic insert located at an area having a volume of the crush lobes, wherein the insert occupies less than or equal to 90% of the area volume. The insert comprises reinforcement and a plastic material different than the thermoplastic crush lobes.Type: GrantFiled: February 26, 2014Date of Patent: June 9, 2015Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Sudhakar Ramamoorthy Marur, Dhanendra Kumar Nagwanshi
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Patent number: 9033399Abstract: In some embodiments, an energy absorber element can comprise: a first support wall and a second support wall, a crush wall joining the first and second support walls together to define a deformable zone; a connection mechanism configured to connect the first and/or second support wall to a vehicle. In one embodiment, a method for using an energy absorber element in a vehicle can comprise: detachably connecting an energy absorber element to a vehicle at a support location for a vehicle component, once the energy absorber element has absorbed energy, detaching the energy absorber element from the vehicle; and separately replacing the energy absorber element from the vehicle component. In some embodiments, the vehicle component is not replaced.Type: GrantFiled: February 16, 2011Date of Patent: May 19, 2015Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Sudhakar Ramamoorthy Marur, Ankit Kumar Garg, Subrata Nayak, Triloka Chander Tankala, James Robert Wilson
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Patent number: 8876179Abstract: In an embodiment, an energy absorbing assembly comprises a foam stage having a first surface and a second surface, wherein the second surface comprises a recess; and a thermoplastic stage comprising a frame and crush lobes; wherein the crush lobes extend from the frame of the thermoplastic stage into the recess. In another embodiment, a method of making an energy absorbing assembly comprises forming a foam stage having a first surface and a second surface, wherein the second surface comprises recesses; forming a thermoplastic stage having a frame and crush lobes protruding from the frame; and engaging the recesses and the crush lobes to form the energy absorbing assembly.Type: GrantFiled: February 1, 2012Date of Patent: November 4, 2014Assignee: Sabic Global Technologies B.V.Inventors: Dhanendra Kumar Nagwanshi, Poovanna Theethira Kushalappa, Sudhakar Ramamoorthy Marur
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Patent number: 8864216Abstract: A structural body of a vehicle can comprises: a hollow metal component comprising walls that define a channel, wherein the metal component has a metal component length, and wherein the metal component is selected from the group consisting of beam, rail, pillar, chassis, floor rocker, and cross-bar, combinations comprising at least one of the foregoing; and a plastic-metal hybrid reinforcement having a cavities therethrough, and a metal support having greater than or equal to 3 walls forming a support channel. The plastic element is located in the support channel wherein the reinforcement is located in the component channel.Type: GrantFiled: January 18, 2013Date of Patent: October 21, 2014Assignee: Sabic Global Technologies B.V.Inventors: Dhanendra Kumar Nagwanshi, Arunachala Parameshwara, Somasekhar Bobba, Sudhakar Ramamoorthy Marur, Matthew D. Marks
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Patent number: 8840171Abstract: In one embodiment, an energy management system can comprise: a vehicle energy management system comprises: a support structure selected from a bumper beam, a body in white, a body in black, a front-end module, a radiator support beam, a bumper support bracket, a component projecting from the body in white, a component projecting from the body in black, and combinations comprising at least one of the foregoing; a covering; and a coil energy absorber made of plastic. The coil energy absorber has an initial height and is located between the support structure and the covering. The coil energy absorber absorbs energy upon impact such that, after the impact, the coil energy absorber has a final height that is less than or equal to 90% of the initial height.Type: GrantFiled: April 18, 2012Date of Patent: September 23, 2014Assignee: Sabic Innovative Plastics IP B.V.Inventors: Dhanendra Kumar Nagwanshi, Sudhakar Ramamoorthy Marur, Gerhard Zenz, Derek Buckmaster
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Publication number: 20140272119Abstract: Disclosed herein are methods for manufacturing a functionally graded polymer material. The methods comprise preparing a melted polymer mixture comprising a thermoplastic polymer and a magnetic filler dispersed in the thermoplastic polymer, molding the melted polymer mixture and applying a magnetic field to a portion of the melted polymer mixture to form a functionally graded polymer material. The resulting functionally graded polymer material has a magnetic filler gradient formed through a thickness of the material.Type: ApplicationFiled: March 14, 2013Publication date: September 18, 2014Applicant: SABIC INNOVATIVE PLASTICS IP B.V.Inventors: Poovanna Theethira Kushalappa, Sudhakar Ramamoorthy Marur, Hariharan Ramalingam, Sadasivam Golakrishanan
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Patent number: 8807864Abstract: In an embodiment, a road barrier energy absorption unit can comprise: a vehicle crush section configured to absorb impact energy when impacted with greater than or equal to 5 kN force; a post channel configured to receive a road barrier post; and a guardrail attachment. The energy absorption unit can be disposed over the post and a guardrail can attach to the energy absorption unit. In an embodiment, a road barrier energy absorber system comprises: posts; road barrier energy absorption unit; and a guardrail extending between the energy absorber units. Each post is disposed in one of the energy absorber units. The energy absorber units comprise a vehicle crush section configured to absorb impact energy when impacted with greater than or equal to 5 kN force. In an embodiment, a guardrail can comprise: an outer wall and stiffening elements, wherein the guardrail comprises a plastic.Type: GrantFiled: August 14, 2012Date of Patent: August 19, 2014Assignee: Sabic Innovative Plastics IP B.V.Inventors: Sandeep Chandrakant Kulkarni, Sudhakar Ramamoorthy Marur