Patents by Inventor Nilesh T. Kumbhar
Nilesh T. Kumbhar 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: 20230134217Abstract: A work vehicle comprising a lift system, a coupling assembly, a proximity sensor, a linear actuator, and a monitoring system. The coupling assembly coupled to the movable arm and a work implement. The proximity sensor is configured to send a proximity signal representative of a position of a first surface on the coupling assembly with a second surface on the work implement. The linear actuator is configured to send an extension signal indicative of a length of the linear actuator. The monitoring system configured to receive the proximity signal and the extension signal; determine a first condition of a first coupling step based on the signals received; perform a curling operation; retract a linear actuator on the coupling assembly in a second coupling step; receive an extension signal from a linear actuator sensor; and determine a second condition of the second coupling step based on the extension signal received.Type: ApplicationFiled: October 29, 2021Publication date: May 4, 2023Inventors: Brett S. Graham, Nilesh T. Kumbhar
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Publication number: 20230102419Abstract: A work machine and method for grading a ground surface may include a frame, a ground-engaging attachment, an attachment coupler coupling the ground-engaging attachment to the frame, an actuator enabling movement of the ground-engaging attachment, an adjustable linkage to adjust a position of the ground-engaging attachment relative to the frame, an adjustable linkage, a sensor, and a controller. The adjustable linkage adjusts a position of the ground-engaging attachment relative to the frame. The adjustable linkage comprises of a first portion and a second portion, an enclosure encircling the second portion wherein the enclosure creates an annular chamber between the enclosure and the second portion. A sensor is coupled to the annular chamber and measures a pressure in the chamber. A controller may be configured to monitor the sensor signal, and perform one or more actions based on the sensor signal.Type: ApplicationFiled: September 29, 2021Publication date: March 30, 2023Inventors: Brett S. Graham, Nilesh T. Kumbhar, John R. Mahrenholz
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Publication number: 20230020416Abstract: A work vehicle comprising a frame supported by a ground engaging device. A boom assembly is coupled to the frame. A boom cylinder is coupled to the frame and the boom assembly. An attachment coupler is coupled to a distal portion of the boom assembly. At least one tilt cylinder is coupled to the boom assembly and the attachment coupler. A primary attachment is coupled to the attachment coupler. A secondary attachment is coupled to the primary attachment. The secondary attachment comprises a stand configured to move between a standing mode and a stored mode, wherein the stand automatically moves to the standing mode when it is decoupled from the primary attachment.Type: ApplicationFiled: July 14, 2021Publication date: January 19, 2023Inventors: Brett S. Graham, Nilesh T. Kumbhar, Nicholas J. Rokusek
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Publication number: 20220349148Abstract: A bucket assembly for use with a piece of construction equipment, the bucket assembly including a bucket including a base wall with a leading edge, where the bucket defines a bucket width, and a bucket frame pivotably coupled to the bucket and configured to be mounted to the piece of construction equipment, where the bucket frame defines a pivot axis about which the bucket pivots relative to the bucket frame over a pre-determined range of motion, where the pivot axis is parallel to the base wall of the bucket and perpendicular to the leading edge of the bucket, and where the pivot axis is centered along the bucket width.Type: ApplicationFiled: May 3, 2021Publication date: November 3, 2022Inventors: Nilesh T. Kumbhar, Nicholas J. Rokusek, Brett S. Graham
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Publication number: 20220178105Abstract: A work machine including a mainframe, an operator cab coupled to the mainframe and a boom assembly. The mainframe extends in a fore-aft direction. The operator cab may be coupled to the mainframe. The boom assembly is movably coupled to the mainframe at a boom assembly pivot wherein the boom assembly may move between a retracted position and an extended position. The boom assembly pivot is located aft of the operator cab and is commonly positioned for both a vertical lift boom assembly and a radial lift boom assembly. In another embodiment, the boom assembly pivot interchangeably accommodates a vertical lift boom assembly and a radial lift boom assembly.Type: ApplicationFiled: December 3, 2020Publication date: June 9, 2022Inventors: NILESH T. KUMBHAR, JONATHAN W. LEE, GIOVANNI A. WUISAN
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Publication number: 20220178104Abstract: A work machine comprising a mainframe, an operator cab, and boom assembly. The mainframe extends in a fore-aft direction. The operator cab is coupled to the mainframe. The boom assembly is movably coupled to the mainframe at a boom assembly pivot. The boom assembly is movable between a retracted position and an extended position. The boom assembly pivot is located aft of the operator cab and is commonly positioned for both a vertical lift boom assembly and a radial lift boom assembly.Type: ApplicationFiled: December 3, 2020Publication date: June 9, 2022Inventors: NILESH T. KUMBHAR, JONATHAN W. LEE, GIOVANNI A. WUISAN
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Publication number: 20220098822Abstract: In accordance with the present disclosure, a motor grader attachment for a skid steer work machine is disclosed. The attachment may comprise of a chassis, a plurality of traction devices, a motor grade circle, a grader blade, an articulation joint, and an attachment hydraulic control valve coupled to the chassis. The motor grade circle may be coupled to the chassis and positioned between the front traction device and the work machine. The grader blade may coupled to the motor grade circle for rotation about a blade axis. The articulation joint to the chassis at a rear end of chassis may permit pivotal articulation of the chassis about the ball joint at the rearward end relative to a skid steer frame. The attachment hydraulic control valve may be coupled to the chassis, and meter flow of hydraulic fluid from an auxiliary port located on the skid steer to the hydraulic circuit.Type: ApplicationFiled: September 1, 2021Publication date: March 31, 2022Inventors: Nilesh T. Kumbhar, Brett S. Graham, Giovanni A Wuisan, Kyle A. Holl
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Patent number: 11264693Abstract: Systems and methods for mounting antennas to a vehicle provide for reducing a height by which the antennas extend from a vehicle while maintaining the antennas as the furthest extending component in a vertical direction from the vehicle. The systems and methods also maintain antennas towards an interior of the vehicle, such as inward of a leading edge of the vehicle, in order to reduce risk of damage, displacement, or both of the antennas.Type: GrantFiled: December 5, 2019Date of Patent: March 1, 2022Assignee: Deere & CompanyInventors: Casey J. Hart, Amy C. Carlson, John S. Foltz, Nilesh T. Kumbhar
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Publication number: 20210175599Abstract: Systems and methods for mounting antennas to a vehicle are disclosed. Particularly, systems and methods for mounting geopositioning antennas to work vehicles are disclosed. The systems and methods provide for reducing a height by which the antennas extend from a vehicle while maintaining the antennas as the furthest extending component in a vertical direction from the vehicle. The systems and methods also maintain antennas towards an interior of the vehicle, such as inward of a leading edge of the vehicle, in order to reduce risk of damage, displacement, or both of the antennas.Type: ApplicationFiled: December 5, 2019Publication date: June 10, 2021Inventors: Casey J. Hart, Amy C. Carlson, John S. Foltz, Nilesh T. Kumbhar
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Patent number: 10760243Abstract: A work machine extending in a fore-aft direction comprising a frame and a ground-engaging mechanism, the ground-engaging mechanism configured to support the frame on a ground surface; a boom assembly coupled to the frame, the boom assembly having a pair of boom arms pivotally coupled to the frame; and an attachment coupled to a fore-section of the boom arms. The attachment may comprise a guide rigidly coupled to a fore-section of the frame; a movable member coupled to the guide, the movable member moveable relative to the frame by a pair of hydraulic cylinders, the guide restricting movement of the movable member in a non-vertical direction; and a work tool coupled to the movable member wherein actuating the pair of hydraulic cylinders engages the movable member, vertically lifting or lowering the work tool relative to the frame.Type: GrantFiled: December 7, 2018Date of Patent: September 1, 2020Assignee: DEERE & COMPANYInventors: Nilesh T. Kumbhar, Brett Graham
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Publication number: 20200181869Abstract: A work vehicle comprises a frame. At least one ground engaging device is coupled to the frame and configured to support the frame above a surface. A boom assembly is coupled to the frame and configured to move from a lowered position to a raised position. An attachment coupler is coupled to a distal portion of the boom assembly. At least one tilt cylinder coupled to the boom assembly and the attachment coupler. A boom lock is coupled to at least one of the frame and the boom assembly. The boom lock is configured to move from an unlocked position where the boom assembly is movable to a locked position where the boom assembly is locked to the frame in the lowered position.Type: ApplicationFiled: December 7, 2018Publication date: June 11, 2020Inventors: BRETT GRAHAM, ALEX VANDEGRIFT, CHRISTOPHER MEYER, JOHN MAHRENHOLZ, NILESH T KUMBHAR, JOHN S FOLTZ
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Publication number: 20200181871Abstract: A work machine extending in a fore-aft direction comprising a frame and a ground-engaging mechanism, the ground-engaging mechanism configured to support the frame on a ground surface; a boom assembly coupled to the frame, the boom assembly having a pair of boom arms pivotally coupled to the frame; and an attachment coupled to a fore-section of the boom arms. The attachment may comprise a guide rigidly coupled to a fore-section of the frame; a movable member coupled to the guide, the movable member moveable relative to the frame by a pair of hydraulic cylinders, the guide restricting movement of the movable member in a non-vertical direction; and a work tool coupled to the movable member wherein actuating the pair of hydraulic cylinders engages the movable member, vertically lifting or lowering the work tool relative to the frame.Type: ApplicationFiled: December 7, 2018Publication date: June 11, 2020Inventors: NILESH T. KUMBHAR, BRETT GRAHAM
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Publication number: 20200181872Abstract: A work machine comprising a frame and a ground-engaging mechanism, the ground-engaging mechanism configured to support the frame on a surface, a boom assembly coupled to the frame, the boom assembly having a pair of boom arms pivotally coupled to the frame and moveable relative to the frame by a pair of boom hydraulic cylinders, an attachment coupler coupled to a distal section of the boom arms, and an attachment. The attachment comprises a work tool. The work tool is coupled to the C-frame. A pair of first C-frame sections are pivotally coupled to the frame of the work machine, and a second C-frame section is pivotally coupled to the attachment coupler, wherein actuating the pair of boom hydraulic cylinders engages the boom arms, pitching the attachment upwards or downwards.Type: ApplicationFiled: December 7, 2018Publication date: June 11, 2020Inventors: NILESH T. KUMBHAR, Michael Tigges, BRETT GRAHAM, Jason Simmons, Nicholas Rokusek, Anil Sharma
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Patent number: 10443209Abstract: A vehicle includes a frame, an engine connected to the frame and operable to move the vehicle, an operator cab, a tool, and a boom arm. The boom arm includes a first linkage, a second linkage and a cylinder. The first linkage has a first portion connected to the frame and a second portion spaced from the frame. The second linkage has a first portion connected to the second portion of the first linkage and a second portion connected to the tool, the second linkage movable during boom operation within a first plane. The cylinder has a first portion connected to the first linkage and a second portion connected to the second linkage, such that the first linkage and the cylinder are movable during boom operation within a second plane. The first plane is offset from the second plane.Type: GrantFiled: October 13, 2016Date of Patent: October 15, 2019Assignee: DEERE & COMPANYInventors: Nilesh T. Kumbhar, Travis A. Shekleton
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Publication number: 20180106011Abstract: A vehicle includes a frame, an engine connected to the frame and operable to move the vehicle, an operator cab, a tool, and a boom arm. The boom arm includes a first linkage, a second linkage and a cylinder. The first linkage has a first portion connected to the frame and a second portion spaced from the frame. The second linkage has a first portion connected to the second portion of the first linkage and a second portion connected to the tool, the second linkage movable during boom operation within a first plane. The cylinder has a first portion connected to the first linkage and a second portion connected to the second linkage, such that the first linkage and the cylinder are movable during boom operation within a second plane. The first plane is offset from the second plane.Type: ApplicationFiled: October 13, 2016Publication date: April 19, 2018Inventors: Nilesh T. Kumbhar, Travis A. Shekleton
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Patent number: D799561Type: GrantFiled: July 22, 2016Date of Patent: October 10, 2017Assignee: DEERE & COMPANYInventors: Nilesh T. Kumbhar, John Gundupalli
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Patent number: D799563Type: GrantFiled: July 22, 2016Date of Patent: October 10, 2017Assignee: Deere & CompanyInventors: Nilesh T. Kumbhar, John Gundupalli, Shahebaz Momin, Sean Mairet, Travis Shekleton
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Patent number: D922366Type: GrantFiled: September 5, 2019Date of Patent: June 15, 2021Assignee: DEERE & COMPANYInventors: Brett S. Graham, Nilesh T. Kumbhar, Scott J. Cassidy, John S. Foltz, Casey J. Hart, Benjamin J. Morrison, Alex R. Vandegrift, Amy C. Carlson