Patents by Inventor Javier Jose Perez
Javier Jose Perez 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: 20250127091Abstract: A gearbox assembly may include a gearbox housing, a transmission space enclosed by the gearbox housing, a first shaft mounted in the gearbox housing, a cavity formed in the first shaft, and a channel formed in the first shaft which connects the transmission space to the cavity of the first shaft for supplying lubricant. In the cavity, a second shaft may be rotatably mounted. The second shaft may have a first bearing area, a second bearing area, a gear area engaged with a ring gear to the gearbox housing, and a shaft end range from the cavity of the first shaft. A seal adjacent to the shaft end area may seal the cavity, and the outer diameter of the second shaft between the first bearing area and the shaft end area may be stepped at a shaft shoulder. The first bearing area may include a first groove and the shaft shoulder with a second groove.Type: ApplicationFiled: September 19, 2024Publication date: April 24, 2025Inventors: Javier Jose Perez Ramirez, Daniel Vergara Martinez, Thomas Rohlfing
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Publication number: 20250129835Abstract: A gearbox assembly including a gearbox housing in which a first shaft with a first bevel gear and a second shaft with a second bevel gear are rotatably mounted, the first and second shafts enclosing an angle to each other, the first shaft being supported in a quill equipped with an external thread which interacts with an internal thread of the gearbox housing so that an axial adjustment of the first shaft occurs by turning the quill in relation to the gearbox housing, the quill being supported in the radial direction by a surface of the quill axially spaced from the external thread on a complementary surface of the gearbox housing, and the surface of the quill and complementary surface of the gearbox housing being conical and tapering towards the second shaft.Type: ApplicationFiled: October 10, 2024Publication date: April 24, 2025Inventors: DANIEL VERGARA MARTINEZ, JAVIER JOSE PEREZ RAMIREZ
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Publication number: 20240318681Abstract: Fixing device for a shaft sealing ring and transmission device having such a device. A fixing device for a shaft sealing ring is disclosed. Furthermore, a transmission device is disclosed, wherein the transmission device comprises a first transmission part which is rotatable about an axis of rotation, a sealing seat formed in the first transmission part, a shaft sealing ring fitted in the sealing seat and a second transmission part which extends through the first transmission part and the shaft sealing ring and is rotatable about the axis of rotation. A sealing lip is formed on the shaft sealing ring, the sealing lip engaging with an outer surface of the second transmission part and being pretensioned by a spring element arranged on the shaft sealing ring. The transmission device also has a fixing device for the shaft sealing ring.Type: ApplicationFiled: March 4, 2024Publication date: September 26, 2024Inventors: Javier Jose Perez, Prashant M. Jundale, Pratik P. Gandhi
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Patent number: 12092201Abstract: A gerotor pump arrangement for extracting hydraulic fluid from a transmission housing of a transmission. A first gerotor set has a first inner rotor and a first outer rotor, and a second gerotor set has a second inner rotor and a second outer rotor. The first gerotor set forms a hydraulically drivable drive side of the gerotor pump arrangement, and the second gerotor set forms a pump side, driven by the first gerotor set, wherein the first and second inner rotors are rotationally fixedly mounted on a common shaft which is rotatable about a rotational axis. A transmission with such a gerotor pump arrangement is also disclosed.Type: GrantFiled: May 16, 2023Date of Patent: September 17, 2024Assignee: Deere & CompanyInventors: Javier Jose Perez, Daniel Vergara Martinez
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Publication number: 20230392683Abstract: A gerotor pump arrangement for extracting hydraulic fluid from a transmission housing of a transmission. A first gerotor set has a first inner rotor and a first outer rotor, and a second gerotor set has a second inner rotor and a second outer rotor. The first gerotor set forms a hydraulically drivable drive side of the gerotor pump arrangement, and the second gerotor set forms a pump side, driven by the first gerotor set, wherein the first and second inner rotors are rotationally fixedly mounted on a common shaft which is rotatable about a rotational axis. A transmission with such a gerotor pump arrangement is also disclosed.Type: ApplicationFiled: May 16, 2023Publication date: December 7, 2023Inventors: Javier Jose Perez, Daniel Vergara Martinez
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Patent number: 11384835Abstract: A switching device for a transmission have a first and a second transmission housing portion. The switching device comprises a shift collar, a shift fork which engages in the shift collar, a control actuator which is arranged in the first transmission housing portion and an actuator rod which is connected at one end to the control actuator and at the other end to the shift fork. The actuator rod is supported in a first guiding hole which is formed in the first transmission housing portion. It is proposed that a second guiding hole which is formed in the first transmission housing portion parallel with the first guiding hole be formed and a guide rod which is orientated parallel with the actuator rod be provided and be connected at one end to the shift fork and at the other end be supported in the second guiding hole.Type: GrantFiled: April 6, 2021Date of Patent: July 12, 2022Assignee: Deere & CompanyInventors: Daniel Vergara Martinez, Javier Jose Perez Ramirez
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Patent number: 11324168Abstract: Feederhouse gearboxes are provided for installation on combine harvesters. In embodiments, the feederhouse gearbox includes a gearbox housing, an output shaft rotatable about an output axis, and a primary drive input. The primary drive input is mechanically linked to an engine of the combine harvester when the feederhouse gearbox is installed thereon. A reverser drive input is mechanically linked to a reverser motor of the combine harvester when the feederhouse gearbox is installed on the combine harvester. The feederhouse gearbox further includes a selector mechanism within the gearbox housing and movable between a primary drive position and a reverser drive position, a primary gear train transmitting rotation from the primary drive input to the output shaft when the selector mechanism is in the primary drive position, and a reverser worm drive transmitting rotation from the reverser drive input to the output shaft when the selector mechanism is in the reverser drive position.Type: GrantFiled: April 11, 2019Date of Patent: May 10, 2022Assignee: DEERE & COMPANYInventors: Javier Jose Perez Ramirez, Prafulla S. Badhe, Pedro Gonzalez-Mohino, Daniel Vergara Martinez, Paul D. Marvin
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Patent number: 11272656Abstract: A shield assembly for a shaft includes a first tubular section having a first end and a second end and a second tubular section having a first end and a second end. The first and second tubular sections are each hollow receiving the shaft. The first tubular section includes a first outer diameter and the second tubular section includes a second outer diameter, the first outer diameter being greater than the second outer diameter. The first tubular section and the second tubular section are telescopically coupled to one another where the second tubular section is movably disposed at least partially within the first tubular section.Type: GrantFiled: April 19, 2019Date of Patent: March 15, 2022Assignee: DEERE & COMPANYInventors: Javier Jose Perez Ramirez, Thomas Rohlfing, Gregory S. McCunn
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Patent number: 11231072Abstract: A gear assembly comprises an axle defining an axis of rotation, a gear mounted to the axle for rotation relative to the axle about the axis of rotation, a pin, and a thrust washer disposed axially adjacent to the gear. The pin is disposed in a portion of the thrust washer and extends into the axle.Type: GrantFiled: October 15, 2020Date of Patent: January 25, 2022Assignee: Deere & CompanyInventors: Reginald M. Bindl, Prashant M. Jundale, Javier Jose Perez
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Publication number: 20220007584Abstract: A switching device for a transmission have a first and a second transmission housing portion. The switching device comprises a shift collar, a shift fork which engages in the shift collar, a control actuator which is arranged in the first transmission housing portion and an actuator rod which is connected at one end to the control actuator and at the other end to the shift fork. The actuator rod is supported in a first guiding hole which is formed in the first transmission housing portion. It is proposed that a second guiding hole which is formed in the first transmission housing portion parallel with the first guiding hole be formed and a guide rod which is orientated parallel with the actuator rod be provided and be connected at one end to the shift fork and at the other end be supported in the second guiding hole.Type: ApplicationFiled: April 6, 2021Publication date: January 13, 2022Inventors: DANIEL VERGARA MARTINEZ, JAVIER JOSE PEREZ RAMIREZ
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Publication number: 20210404514Abstract: A gear assembly comprises an axle defining an axis of rotation, a gear mounted to the axle for rotation relative to the axle about the axis of rotation, a pin, and a thrust washer disposed axially adjacent to the gear. The pin is disposed in a portion of the thrust washer and extends into the axle.Type: ApplicationFiled: October 15, 2020Publication date: December 30, 2021Inventors: Reginald M. Bindl, Prashant M. Jundale, Javier Jose Perez
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Publication number: 20200329625Abstract: A shield assembly for a shaft includes a first tubular section having a first end and a second end and a second tubular section having a first end and a second end. The first and second tubular sections are each hollow receiving the shaft. The first tubular section includes a first outer diameter and the second tubular section includes a second outer diameter, the first outer diameter being greater than the second outer diameter. The first tubular section and the second tubular section are telescopically coupled to one another where the second tubular section is movably disposed at least partially within the first tubular section.Type: ApplicationFiled: April 19, 2019Publication date: October 22, 2020Inventors: Javier Jose Perez Ramirez, Thomas Rohlfing, Gregory S. McCunn
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Publication number: 20200323141Abstract: Feederhouse gearboxes are provided for installation on combine harvesters. In embodiments, the feederhouse gearbox includes a gearbox housing, an output shaft rotatable about an output axis, and a primary drive input. The primary drive input is mechanically linked to an engine of the combine harvester when the feederhouse gearbox is installed thereon. A reverser drive input is mechanically linked to a reverser motor of the combine harvester when the feederhouse gearbox is installed on the combine harvester. The feederhouse gearbox further includes a selector mechanism within the gearbox housing and movable between a primary drive position and a reverser drive position, a primary gear train transmitting rotation from the primary drive input to the output shaft when the selector mechanism is in the primary drive position, and a reverser worm drive transmitting rotation from the reverser drive input to the output shaft when the selector mechanism is in the reverser drive position.Type: ApplicationFiled: April 11, 2019Publication date: October 15, 2020Inventors: Javier Jose Perez Ramirez, Prafulla S. Badhe, Pedro Gonzalez-Mohino, Daniel Vergara Martinez, Paul D. Marvin
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Patent number: 10130038Abstract: A corn head row unit gearbox includes an input shaft, that rotates about a first axis of rotation and that drives a set of gears. The gears transfer rotation of the input shaft into rotation of a gathering chain output shaft about a second axis of rotation, generally transverse to the first axis of rotation. The gathering chain drive shaft rotates within a bushing mounted within a frame structure of the gearbox. A bushing seal has an annular mounting sleeve with an inner diameter that is press fit over a boss on the frame structure.Type: GrantFiled: October 2, 2015Date of Patent: November 20, 2018Assignee: Deere & CompanyInventors: Nathaniel R. Bernklau, Randy R. Welch, Duane M. Bomleny, Sara Cabezas, Javier Jose Perez Ramirez, Badhe Prafulla Sudhakar