Patents Assigned to Defensative, LLC
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Publication number: 20210394576Abstract: A vehicle includes a body, a pair of front gas springs coupling a pair of front wheel end assemblies to the body, and a pair of rear gas springs coupling a pair of rear wheel end assemblies to the body. At least one of the rear gas springs includes a cylinder, a rod extending within the cylinder and movable relative to the cylinder, the rod and the cylinder together at least partially defining a chamber having a variable volume and receiving a first pressurized gas therein, and an accumulator in communication with the chamber and containing a second pressurized gas therein. The second pressurized gas within the accumulator is held at a threshold pressure creating a first spring rate when the first pressurized gas is below the threshold pressure and a second spring rate when the first pressurized gas is above the threshold pressure.Type: ApplicationFiled: August 31, 2021Publication date: December 23, 2021Applicant: Oshkosh Defense, LLCInventors: Roy Venton-Walters, Aaron J. Rositch, Jesse L. Knoble, Erik Ellifson, Mark L. Steckling
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Publication number: 20210396293Abstract: A damper assembly includes an outer cylinder, an inner cylinder positioned at least partially within the outer cylinder, a cap coupled to the inner cylinder, and a plunger positioned radially inward from the inner cylinder and coupled to a rod. The plunger, the cap, and an interior of the inner cylinder at least partially define a first chamber. The suspension system further includes a passage extending through the rod and fluidly coupled with the first chamber, a piston coupled to the inner cylinder and extending radially outward toward the outer cylinder, a first port in fluid communication with the plunger through the passage, and a second port in fluid communication with the piston. The piston, an exterior surface of the inner cylinder, and the outer cylinder at least partially define a second chamber.Type: ApplicationFiled: August 31, 2021Publication date: December 23, 2021Applicant: Oshkosh Defense, LLCInventors: Erik Ellifson, Darin Rosenboom
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Publication number: 20210394578Abstract: A damper assembly for a vehicle suspension system includes a first damper and a second damper. The second damper includes a housing including a wall that defines an aperture, the wall and the first damper at least partially defining a chamber. The second damper also includes a piston positioned within the chamber, a conduit defining a flow path that includes the aperture, and a flow control device disposed along the flow path. The second damper is configured to provide a damping force that varies based on the position of the piston within the chamber.Type: ApplicationFiled: September 1, 2021Publication date: December 23, 2021Applicant: Oshkosh Defense, LLCInventors: Erik S. Ellifson, Patrick S. Dillman, Jason J. Zuleger, Aaron J. Rositch, Robert K. Sollenskog
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Patent number: 11199239Abstract: A damper assembly includes a tubular member including a sidewall and a shoulder. The damper assembly includes a rod and a piston coupled to the rod. A secondary piston has a second contact surface, an opposing second surface, an inner cylindrical face defining a central aperture that receives the rod, and an outer cylindrical face. The opposing second surface includes one or more surface grooves, extending between the inner cylindrical face and the outer cylindrical face along the opposing second surface, and one or more bypass orifices disposed about the body member. The bypass orifices extend along the inner cylindrical face between the second contact surface and the opposing second surface. The secondary piston defines a channel extending between the inner cylindrical face and an outer periphery of the body member. The channel and bypass orifices form a fluid flow path when the piston contacts the secondary piston.Type: GrantFiled: February 14, 2019Date of Patent: December 14, 2021Assignee: Oshkosh Defense, LLCInventors: Paul Dumitru, Aaron Rositch, Erik Ellifson, Patrick Dillman, Kai Schubart, Robert Sollenskog
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Publication number: 20210380085Abstract: A military vehicle includes a passenger capsule, a front module coupled to a front end of the passenger capsule, a rear module coupled to a rear end of the passenger capsule, a front axle coupled to the front module, a rear axle coupled to the rear module, an engine coupled by the front module, a front differential coupled to the front axle, a transaxle, and an actuator. The transaxle is coupled to the engine, the rear axle, and the front differential. The transaxle includes an internal mechanical disconnect that facilitates decoupling the transaxle from the front differential. The actuator is accessible from an exterior of the passenger capsule to engage the internal mechanical disconnect.Type: ApplicationFiled: August 20, 2021Publication date: December 9, 2021Applicant: Oshkosh Defense, LLCInventors: Don Verhoff, Gary Schmiedel, Chris Yakes, Rob Messina, Brian Wilkins, Kent Schulte, Daniel R. Seffernick, Joseph Holda, Michael Peotter, David McGraw, Anthony Seefeldt, Dave Pelko, Jesse Gander, Jerry Reineking, Jesse Steinke
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Publication number: 20210370894Abstract: A military vehicle includes a passenger capsule including a roof, a floor, and sidewalls that define an interior, a driver seat and a passenger seat disposed within the interior of the passenger capsule, and a belly deflector coupled to an exterior of the passenger capsule and positioned beneath the floor. The belly deflector is spaced from the floor such that the floor is configured as a floating floor. The floor and the belly deflector provide two levels of underbody protection.Type: ApplicationFiled: August 10, 2021Publication date: December 2, 2021Applicant: Oshkosh Defense, LLCInventors: Don Verhoff, Gary Schmiedel, Chris Yakes, Rob Messina, Brian Wilkins, Kent Schulte, Daniel R. Seffernick, Joseph Holda, Michael Peotter, David McGraw, Anthony Seefeldt, Dave Pelko, Jesse Gander, Jerry Reineking, Jesse Steinke
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Publication number: 20210370893Abstract: A military vehicle includes a passenger capsule having a front end and a rear end, a front module coupled to the front end, and a rear module coupled to the rear end. The front module includes a front axle, a front differential, an engine, and a transmission. The front differential is coupled to the front axle. The front differential functions as a structural component of the front module. The front differential defines an engine mount. The engine is at least partially supported by the engine mount of the front differential. The transmission is coupled to the engine. The rear module includes a rear axle and a transaxle. The transaxle includes a housing, a transfercase disposed within the housing, and a rear differential disposed within the housing. The transfercase is coupled to the transmission, the front differential, and the rear differential. The rear differential is coupled to the rear axle.Type: ApplicationFiled: August 10, 2021Publication date: December 2, 2021Applicant: Oshkosh Defense, LLCInventors: Don Verhoff, Gary Schmiedel, Chris Yakes, Rob Messina, Brian Wilkins, Kent Schulte, Daniel R. Seffernick, Joseph Holda, Michael Peotter, David McGraw, Anthony Seefeldt, Dave Pelko, Jesse Gander, Jerry Reineking, Jesse Steinke
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Publication number: 20210362697Abstract: A military vehicle includes a passenger capsule, a front module coupled to a front end of the passenger capsule, and a rear module coupled to a rear end of the passenger capsule. The passenger capsule has a frame rail-less monocoque hull structure. The front module includes a first longitudinal frame member coupled to the front end of the passenger capsule proximate a first side thereof, a second longitudinal frame member coupled to the front end of the passenger capsule proximate an opposing second side thereof, and an underbody support structure coupled to the front end of the passenger capsule, the first longitudinal frame member, and the second longitudinal frame member. The underbody support structure is positioned beneath the first longitudinal frame member and the second longitudinal frame member.Type: ApplicationFiled: August 10, 2021Publication date: November 25, 2021Applicant: Oshkosh Defense, LLCInventors: Don Verhoff, Gary Schmiedel, Chris Yakes, Rob Messina, Brian Wilkins, Kent Schulte, Daniel R. Seffernick, Joseph Holda, Michael Peotter, David McGraw, Anthony Seefeldt, Dave Pelko, Jesse Gander, Jerry Reineking, Jesse Steinke
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Publication number: 20210362696Abstract: A vehicle includes a passenger capsule, a front module, a rear module, an engine, a transaxle, a front lift structure, and a rear lift structure. The front module is coupled to a front end of the passenger capsule. The front module includes a first longitudinal frame member, a second longitudinal frame member, and a front axle assembly. The rear module is coupled to a rear end of the passenger capsule and includes a rear axle assembly. The engine is coupled to the front module. The transaxle is coupled to the rear module. The transaxle includes a housing. The rear axle assembly includes a component that is directly coupled to the housing of the transaxle. The front lift structure includes protrusions extending from the first longitudinal frame member and the second longitudinal frame member. The rear lift structure includes protrusions extending from opposing lateral sides of the structural shell.Type: ApplicationFiled: August 10, 2021Publication date: November 25, 2021Applicant: Oshkosh Defense, LLCInventors: Don Verhoff, Gary Schmiedel, Chris Yakes, Rob Messina, Brian Wilkins, Kent Schulte, Daniel R. Seffernick, Joseph Holda, Michael Peotter, David McGraw, Anthony Seefeldt, Dave Pelko, Jesse Gander, Jerry Reineking, Jesse Steinke
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Patent number: 11181345Abstract: A vehicle includes a frame extending longitudinally, a front cabin coupled to the frame and configured to accept at least one occupant, and a support coupled to the frame. The vehicle is reconfigurable between an A-kit configuration and a B-kit configuration. In the A-kit configuration, a spacer extends between the frame and the support and couples the support to the frame, and an armor component is removed from between the frame and the support. In the B-kit configuration, the armor component extends between the frame and the support and couples the support to the frame, and the spacer is removed from between the frame and the support.Type: GrantFiled: December 2, 2019Date of Patent: November 23, 2021Assignee: Oshkosh Defense, LLCInventors: Kris Krueger, Jake Leeman, Scott Mueller, Micah Richmond, Tim Snyder, Harold Vincent
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Publication number: 20210318102Abstract: A blast-resistant escape window for an armored combat ground vehicle has a cassette which fits within, and closes, a though-opening in a frame of a windscreen. Two releasable lever-operated locking mechanisms for releasably locking the cassette in the through-opening are mounted on the windscreen at opposite sides of the through-opening. The cassette can to be pushed out of the through-opening when the locking mechanisms have been operated to release the cassette from being locked to the windscreen, thereby providing an alternative exit for personnel in the vehicle.Type: ApplicationFiled: April 10, 2020Publication date: October 14, 2021Applicant: Navistar Defense, LLCInventors: James G. Rasico, John A. Green, Anthony S. Beggs, Louis A. Carnevale, Gordon J. Wolverton, Craig A. Newman, David M. Gerst, Dale S. Norman, Jeffrey M. Fsadni
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Publication number: 20210316588Abstract: A vehicle includes a chassis, a plurality of tractive assemblies coupled to the chassis, and a controller. Each tractive assembly includes a tractive element and an actuator coupled to the tractive element and configured to move the tractive element relative to the chassis. The controller is configured to control at least one of the actuators to vary a load supported by one of the tractive assemblies in response to an indication that a portion of a first tractive assembly of the plurality of tractive assemblies is disabled.Type: ApplicationFiled: June 25, 2021Publication date: October 14, 2021Applicant: Oshkosh Defense, LLCInventors: Ron Zhang, David Hansen, Deepak Shukla, Aaron Rositch
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Patent number: 11143486Abstract: A firearm stock may be provided. The firearm stock may comprise a fore-end portion and a pistol grip portion. The fore-end portion may comprise a fore-end portion cavity and a fore-end insert. The fore-end insert may comprise a fore-end insert reinforcing structure disposed in the fore-end portion cavity. The pistol grip portion may comprise a pistol grip portion cavity and a pistol grip insert. The pistol grip insert may comprise a pistol grip insert reinforcing structure disposed in the pistol grip portion cavity.Type: GrantFiled: October 31, 2019Date of Patent: October 12, 2021Assignee: Daniel Defense, LLCInventors: Larry Jones, Marvin C. Daniel
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Patent number: 11142347Abstract: A system includes a satellite assembly. The assembly includes a plurality of satellite devices, where each satellite device includes a processor device, an impulse actuator, and a memory storing instructions. The instructions are executable by the processor device to access a sequence of waypoints. The sequence of waypoints identifies a first waypoint and is associated with formation of a distributed structure including the plurality of satellite devices. The instructions are further executable by the processor device to initiate movement of the satellite device toward the first waypoint at least by initiating activation of the impulse actuator.Type: GrantFiled: August 21, 2018Date of Patent: October 12, 2021Assignee: AST&Defense, LLCInventor: Raymond J. Sedwick
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Patent number: 11135890Abstract: A damper assembly for a vehicle suspension system includes a first damper and a second damper. The second damper includes a housing having a wall that at least partially surrounds at least a portion of the first damper, the volume between the wall and the first damper defining a chamber, and the wall defines an aperture. The second damper also includes a piston positioned within the chamber, a conduit defining a flow path that includes the aperture, and a flow control device disposed along the flow path. The second damper is configured to provide a damping force that varies based on the position of the piston within the chamber.Type: GrantFiled: July 15, 2019Date of Patent: October 5, 2021Assignee: Oshkosh Defense, LLCInventors: Erik S. Ellifson, Patrick S. Dillman, Jason J. Zuleger, Aaron J. Rositch, Robert K. Sollenskog
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Patent number: 11137221Abstract: A bolt may be provided for a bolt carrier. The bolt carrier may comprise a gas inlet, a gas expansion chamber, a bolt bore, and the bolt. The gas expansion chamber that may receive a pressurized gas from the gas inlet. The bolt may be disposed in the bolt bore in the bolt carrier. The bolt may comprise a gas ring groove, a gas ring assembly disposed in the gas ring groove, and at least one gas port. The gas ring assembly may be adjacent to the bolt bore. The at least one gas port may provide a pathway for the pressurized gas from the gas expansion chamber to a volume underneath the gas ring assembly to increase a radial sealing force between the gas ring assembly and the bolt bore.Type: GrantFiled: October 31, 2019Date of Patent: October 5, 2021Assignee: Daniel Defense, LLCInventors: Julian James Spangler, Marvin C. Daniel
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Publication number: 20210300143Abstract: A vehicle includes a frame, a first mounting bracket, and a sway bar assembly. The frame includes a first member including a first opening and a second member including a second opening. The first mounting bracket is disposed proximal the first member and includes a first panel and a second panel. The first panel is substantially parallel to a surface of the first member and defines a bar opening that is substantially aligned with the first opening. The second panel extends substantially perpendicular to the first panel and includes an aperture that is substantially aligned with the bar opening. The sway bar assembly includes a bar having a first end and a second end. The bar extends through the first opening and the second opening and is rotatably coupled to the first mounting bracket.Type: ApplicationFiled: June 14, 2021Publication date: September 30, 2021Applicant: Oshkosh Defense, LLCInventor: Jason Zuleger
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Patent number: 11118393Abstract: Lightweight, glidable shielded components (e.g. doors) may be used in conjunction with accredited enclosures to provide electromagnetic, acoustic and CBR protection.Type: GrantFiled: July 11, 2018Date of Patent: September 14, 2021Assignee: Intech Defense, LLCInventor: Marc Cordes
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Publication number: 20210276415Abstract: A powertrain includes a transfer case configured to couple to a transmission and an override system coupled to the transfer case. The transfer case includes a shift rod, a piston assembly including a first piston coupled to the shift rod and a second piston selectively engageable with the first piston, and a resilient member positioned to bias the shift rod and the first piston into a high position corresponding with a high mode of operation of the transfer case. The override system includes a housing coupled to the transfer case, a lever coupled to the housing and pivotable between a first position and a second position, and an engagement element disposed within the housing and coupled to the lever. The engagement element is configured to engage the second piston in response to the lever being pivoted from the first position to the second position.Type: ApplicationFiled: January 4, 2021Publication date: September 9, 2021Applicant: Oshkosh Defense, LLCInventors: Martin Schimke, Eric Braun, Jeremy Kiekhaefer
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Patent number: D928672Type: GrantFiled: October 12, 2020Date of Patent: August 24, 2021Assignee: Oshkosh Defense, LLCInventors: Jesse Gander, Devon Palmer, McCall Groen