Patents by Inventor John Edward Hamrin
John Edward Hamrin 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: 11828354Abstract: An overrunning clutch (ORC) differential is provided that includes a locking mechanism that is configured to lock rotation of a clutch cam housing to a roller cage to retain a centering of each roller in an associated cam roller feature to prevent torque from being communicated between the clutch cam housing and first and second hubs when the locking mechanism is activated.Type: GrantFiled: May 20, 2022Date of Patent: November 28, 2023Assignee: TEAM Industries, Inc.Inventors: John Edward Hamrin, Jordan Murphy
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Patent number: 11781608Abstract: A roller cage assembly for an overrunning clutch is provided. The roller cage assembly includes a roller cage, a plurality of rollers and a plurality of roller spring assemblies. The roller cage includes a plurality of spaced support members axially extending between disk shaped first and second end portions. The plurality of rollers are positioned within the roller cage. The plurality of roller spring assemblies engage the roller cage. The plurality of spring roller assemblies are configured to provide a bias force on each roller away from the roller cage. Each roller cage assembly extends between the first and second end portions of the roller cage. Each roller spring assembly further includes at least one pair of attachment members configured to engage a support member of the roller cage.Type: GrantFiled: August 11, 2022Date of Patent: October 10, 2023Assignee: TEAM Industries, Inc.Inventors: Jordan Murphy, John Edward Hamrin
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Patent number: 11592094Abstract: A differential having an overrunning clutch provided. The differential includes an inertial compensation assembly that is configured to counteract movement of a roller cage relative to a clutch cam housing to prevent unintended roller cage and clutch cam housing engagements. Unintended roller cage and clutch cam housing engagements may occur when the differential is subject to rotational accelerations caused, for example by, vehicle acceleration/deceleration, sudden braking, sudden changes in traction, road irregularities, bumps, jumps, u-joint phasing, etc.Type: GrantFiled: August 11, 2021Date of Patent: February 28, 2023Assignee: TEAM Industries, Inc.Inventors: John Edward Hamrin, Jordan Murphy
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Publication number: 20230052679Abstract: A roller cage assembly for an overrunning clutch is provided. The roller cage assembly includes a roller cage, a plurality of rollers and a plurality of roller spring assemblies. The roller cage includes a plurality of spaced support members axially extending between disk shaped first and second end portions. The plurality of rollers are positioned within the roller cage. The plurality of roller spring assemblies engage the roller cage. The plurality of spring roller assemblies are configured to provide a bias force on each roller away from the roller cage. Each roller cage assembly extends between the first and second end portions of the roller cage. Each roller spring assembly further includes at least one pair of attachment members configured to engage a support member of the roller cage.Type: ApplicationFiled: August 11, 2022Publication date: February 16, 2023Applicant: TEAM Industries, Inc.Inventors: Jordan Murphy, John Edward Hamrin
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Publication number: 20220381329Abstract: An overrunning clutch (ORC) differential is provided that includes a locking mechanism that is configured to lock rotation of a clutch cam housing to a roller cage to retain a centering of each roller in an associated cam roller feature to prevent torque from being communicated between the clutch cam housing and first and second hubs when the locking mechanism is activated.Type: ApplicationFiled: May 20, 2022Publication date: December 1, 2022Applicant: TEAM Industries, Inc.Inventors: John Edward Hamrin, Jordan Murphy
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Publication number: 20220381328Abstract: A differential having an overrunning clutch provided. The differential includes an inertial compensation assembly that is configured to counteract movement of a roller cage relative to a clutch cam housing to prevent unintended roller cage and clutch cam housing engagements. Unintended roller cage and clutch cam housing engagements may occur when the differential is subject to rotational accelerations caused, for example by, vehicle acceleration/deceleration, sudden braking, sudden changes in traction, road irregularities, bumps, jumps, u-joint phasing, etc.Type: ApplicationFiled: August 11, 2021Publication date: December 1, 2022Applicant: TEAM Industries, Inc.Inventors: John Edward Hamrin, Jordan Murphy
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Patent number: 11293360Abstract: A smart driveline disconnect assembly having a torque coupling assembly, an actuator, at least one sensor and a controller is provided. The torque coupling assembly is configured to selectively couple torque between a transmission and a final drive assembly. The actuator is configured to activate the torque coupling assembly. The at least one sensor is used to generate sensor information. The controller is configured to control the actuator based at least in part on the sensor information. The controller is further configured to determine at least a thermal energy level associated with the torque coupling assembly based on the sensor information and at least in part control the actuator based on the determined estimated thermal energy level.Type: GrantFiled: June 26, 2020Date of Patent: April 5, 2022Assignee: TEAM Industries, Inc.Inventors: Micah Ryan Ricke, Brandon P. Lenk, John Edward Hamrin, Matthew Douglas Cann, Gregory Lee Maki, Ronald Joseph Wendt
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Patent number: 11047464Abstract: A differential with an overrunning clutch (ORC) assembly is provided. The differential includes a first plain bearing end cap with an interior surface that forms a plain bearing interface with an outer surface of a first side hub. The first plain bearing end cap further has a first outer surface portion that engages a first end portion of a roller cage assembly. A second plain bearing end cap with an interior surface that forms a plain bearing interface with an outer surface of the second side hub is also included. The second plain bearing end cap further has a first outer surface portion that engages a second end portion of the roller cage assembly. The (ORC) assembly selectively engages the roller cage assembly during an ORC condition to selectively couple torque between a ring gear and the first and second side hubs.Type: GrantFiled: February 18, 2020Date of Patent: June 29, 2021Assignee: TEAM Industries, Inc.Inventors: John Edward Hamrin, Jordan Murphy, Isaac Landrus, Brian Thomas Wolf
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Patent number: 10935087Abstract: A clutch assembly for driveline components is provided. The ball ramp having first and second ball ramp members and at least one ball is provided. The first ball ramp member of the ball ramp is in operational communication with an input member to the clutch assembly. A first set of plates of a clutch pack are in operational communication with the input member and a second set of plates of the clutch pack are in operational communication with an output member. A sprag clutch assembly that is operationally coupled to the second ball ramp member of the ball ramp, only allows the second ball ramp member of the ball ramp to rotate in first direction. A thrust bearing that is in operational communication with the second ball ramp member of the ball ramp selectively disengages the clutch pack when the output member rotates in a second direction.Type: GrantFiled: August 6, 2019Date of Patent: March 2, 2021Assignee: TEAM Industries, Inc.Inventor: John Edward Hamrin
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Publication number: 20200408162Abstract: A smart driveline disconnect assembly having a torque coupling assembly, an actuator, at least one sensor and a controller is provided. The torque coupling assembly is configured to selectively couple torque between a transmission and a final drive assembly. The actuator is configured to activate the torque coupling assembly. The at least one sensor is used to generate sensor information. The controller is configured to control the actuator based at least in part on the sensor information. The controller is further configured to determine at least a thermal energy level associated with the torque coupling assembly based on the sensor information and at least in part control the actuator based on the determined estimated thermal energy level.Type: ApplicationFiled: June 26, 2020Publication date: December 31, 2020Applicant: TEAM Industries, Inc.Inventors: Micah Ryan Ricke, Brandon P. Lenk, John Edward Hamrin, Matthew Douglas Cann, Gregory Lee Maki, Ronald Joseph Wendt
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Patent number: 10830324Abstract: A vehicle layout including a motor, a continuously variable transmission (CVT), an actuator, a controller, a drivetrain and at least one clutch is provided. The motor provides engine torque. The CVT is operationally coupled to receive the engine torque. The actuator is configured to control a gearing ratio of the CVT. The controller activates the actuator based at least in part on an input. The drivetrain is in operational communication with the CVT. The at least one clutch is configured to selectively disconnect torque between at least one of the motor and the CVT and the CVT and the drivetrain.Type: GrantFiled: September 25, 2018Date of Patent: November 10, 2020Assignee: TEAM Industries, Inc.Inventors: Bruce H. Younggren, John Edward Hamrin, Joel Dunlap, Brandon P. Lenk, Gary Allen Johnson
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Publication number: 20200263775Abstract: A differential with an overrunning clutch (ORC) assembly is provided. The differential includes a first plain bearing end cap with an interior surface that forms a plain bearing interface with an outer surface of a first side hub. The first plain bearing end cap further has a first outer surface portion that engages a first end portion of a roller cage assembly. A second plain bearing end cap with an interior surface that forms a plain bearing interface with an outer surface of the second side hub is also included. The second plain bearing end cap further has a first outer surface portion that engages a second end portion of the roller cage assembly. The (ORC) assembly selectively engages the roller cage assembly during an ORC condition to selectively couple torque between a ring gear and the first and second side hubs.Type: ApplicationFiled: February 18, 2020Publication date: August 20, 2020Applicant: TEAM Industries, Inc.Inventors: Jordan Murphy, John Edward Hamrin, Isaac Landrus, Brian Thomas Wolf
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Publication number: 20200049211Abstract: A clutch assembly for driveline components is provided. The ball ramp having first and second ball ramp members and at least one ball is provided. The first ball ramp member of the ball ramp is in operational communication with an input member to the clutch assembly. A first set of plates of a clutch pack are in operational communication with the input member and a second set of plates of the clutch pack are in operational communication with an output member. A sprag clutch assembly that is operationally coupled to the second ball ramp member of the ball ramp, only allows the second ball ramp member of the ball ramp to rotate in first direction. A thrust bearing that is in operational communication with the second ball ramp member of the ball ramp selectively disengages the clutch pack when the output member rotates in a second direction.Type: ApplicationFiled: August 6, 2019Publication date: February 13, 2020Applicant: TEAM Industries, Inc.Inventor: John Edward Hamrin
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Publication number: 20190092312Abstract: A control system for a continuously variable transmission (CVT) is provided. The control system includes a shift mode switch, an actuator and a controller. The shift mode switch is selectable between a plurality of modes. The actuator is in operational communication with the CVT to selectively override normal shifting characteristics of the CVT. The controller is in communication with the shift mode switch. The controller is configured to control the actuator to selectively override the normal shifting characteristics of the CVT based at least in part on a select mode configuration selected by the shift mode switch.Type: ApplicationFiled: September 25, 2018Publication date: March 28, 2019Applicant: TEAM Industries, Inc.Inventors: John Edward Hamrin, Bruce H. Younggren, Gary Allen Johnson, Carlos Romo, Javier Solis
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Publication number: 20190093745Abstract: A vehicle layout including a motor, a continuously variable transmission (CVT), an actuator, a controller, a drivetrain and at least one clutch is provided. The motor provides engine torque. The CVT is operationally coupled to receive the engine torque. The actuator is configured to control a gearing ratio of the CVT. The controller activates the actuator based at least in part on an input. The drivetrain is in operational communication with the CVT. The at least one clutch is configured to selectively disconnect torque between at least one of the motor and the CVT and the CVT and the drivetrain.Type: ApplicationFiled: September 25, 2018Publication date: March 28, 2019Applicant: TEAM Industries, Inc.Inventors: Bruce H. Younggren, John Edward Hamrin, Joel Dunlap, Brandon P. Lenk, Gary Allen Johnson
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Patent number: 7810601Abstract: An all-terrain or utility vehicle having various combinations of left and right front wheels, left and right rear wheels, a differential rotationally variably coupling the left and right front wheels together with a variable coupling torque and a source of motive power being selectively coupled to the left and right rear wheels in one configuration and coupled to the left and right front wheels as well as to the left and right rear wheels in a second configuration. The coupling torque is relatively stronger when a speed of the vehicle is relatively slower and is relatively weaker when the speed of the vehicle is relatively faster.Type: GrantFiled: October 14, 2005Date of Patent: October 12, 2010Assignee: TEAM Industries, Inc.Inventors: John Edward Hamrin, Matthew Douglas Cann, Shane Clair Okeson, David Michael Gordon
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Patent number: 7591355Abstract: A disconnect (128) is provided for use between an engine (126) and differential (130). The differential disconnect (128) provides for a lock out of the disconnect (128) so as to prevent self energizing. The differential may also include a bottom-out feature to limit the amount of torque that may be transferred through the disconnect. In addition, the disconnect (128) may include a design to contain axial forces on the input shaft (14).Type: GrantFiled: August 30, 2006Date of Patent: September 22, 2009Assignee: TEAM Industries, Inc.Inventors: John Edward Hamrin, Brendan Reimer
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Patent number: 7367913Abstract: A brake system (20) includes a differential carrier (22, 121) and output gear (26) operatively connected. At least one carrier rotary friction surface (43) is operatively connected to the differential carrier (22, 121). At least one side gear rotary friction surface (45) is operatively connected to one of the side gears (31, 33). At least one limited rotary friction surface is operatively connected to the case, whereby during a braking operation the carrier rotary friction surface and the side gear rotary friction surface are pressed together causing braking of the differential carrier and the first and second differential side gears (31, 33). The carrier (22, 121) is supported by the first and second differential side gears (31, 33).Type: GrantFiled: February 11, 2005Date of Patent: May 6, 2008Assignee: TEAM Industries, Inc.Inventors: Martin Nikolaus Krammer, John Edward Hamrin, Joel Anderson, Gregory Lee Maki
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Publication number: 20080053780Abstract: A disconnect (128) is provided for use between an engine (126) and differential (130). The differential disconnect (128) provides for a lock out of the disconnect (128) so as to prevent self energizing. The differential may also include a bottom-out feature to limit the amount of torque that may be transferred through the disconnect. In addition, the disconnect (128) may include a design to contain axial forces on the input shaft (14).Type: ApplicationFiled: August 30, 2006Publication date: March 6, 2008Inventors: John Edward Hamrin, Brendan Reimer
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Patent number: 7278945Abstract: A differential (100) includes a clutch pack that is activated by rotational movement of a ball ramp (31) that results in a linear force applied to the reaction plates (41) and friction plates (42). The ball ramp (31) is controlled by a DC motor (114) that has a high efficiency of a gear train to allow the use of the DC motor to control the activation of the clutch pack.Type: GrantFiled: October 14, 2005Date of Patent: October 9, 2007Assignee: TEAM Industries, Inc.Inventors: John Edward Hamrin, Matthew Douglas Cann, Joel Dunlap, Gregory L. Maki