Abstract: Systems and apparatuses include a lawn mower including a frame, a deck coupled to the frame, and an electric power take off outlet coupled to the frame and structured to electrically couple with a battery. The electric power take off outlet including a power port structured to electrically couple to a peripheral device, and a data port structured to communicate with the peripheral device.

Abstract: A riding lawn mower includes a chassis having longitudinal support beam, a drive wheel, an electric motor coupled to the drive wheel, a suspended subframe having a longitudinal subframe beam pivotally coupled to the longitudinal support beam about a pivot axis, and a suspension device coupled between the longitudinal subframe beam and the longitudinal support beam. The longitudinal subframe beam at least partially supports the electric motor. The drive wheel and the electric motor are configured to translate relative to the chassis via the pivotal coupling between the longitudinal support beam and the longitudinal subframe beam.

Abstract: A cell module assembly includes multiple lithium-ion battery cells connected in parallel and an electronic controller. The electronic controller is programmed to receive useful life data for a useful life indicator of the battery cells, save the life data to memory to create a life data history, determine a life measurement based on the life data history, compare the life measurement to a first end of life threshold, determine if the life measurement has met the first end of life threshold, provide a first end of life output indicating that the life measurement has met the first end of life threshold, compare the life measurement to a second end of life threshold, determine if the life measurement has met the second end of life threshold, and provide a second end of life output indicating that the life measurement has met the second end of life threshold.

Abstract: An internal combustion engine includes an engine block, a crankshaft configured to rotate about a crankshaft axis, a flywheel coupled to the crankshaft and positioned above the engine block, an outer housing positioned above the engine block and the flywheel, and an electric starting system. The electric starting system includes an electric motor and an energy storage device positioned above the flywheel and below the outer housing. The energy storage device is electrically coupled to the electric motor to power the electric motor. When the electric starting system is configured to rotate the crankshaft to start the engine when the electric starting system is activated.

Abstract: Outdoor power equipment including a frame, a battery, multiple wheels, a cutting deck, multiple chore motors, and multiple blades. The cutting deck is coupled to the frame and has a discharge opening. The electric chore motors are attached to the cutting deck and are selectively powered by the battery. Each of the blades is powered and rotated by one of the multiple electric chore motors. A first blade of the multiple blades is rotated in a first direction and a second blade of the multiple blades is rotated in a second direction opposite the first direction.

Abstract: A ride-on vehicle, such as a zero turn radius lawnmower, includes a main chassis having first and second pivot joints, a first rocker arm having a caster wheel on a first end portion and a drive wheel on a second end portion, and a second rocker arm having a caster wheel on a first end portion and a drive wheel on a second end portion, wherein the first rocker arm and the second rocker arm are independently pivotally coupled to the respective first and second pivot joints of the main chassis at a location between the caster wheels and the drive wheels. The ride-on vehicle may also include a modular mower deck assembly with a plurality of mower deck modules having a blade assembly, an electric blade motor configured to provide rotation to the blade assembly, and an attachment assembly configured to enable attachment between adjacent mower deck modules.

Abstract: A filtration system includes a filter housing having a cavity and a base, a drain defined in the base, a channel defined in the base and in fluid communication with the drain, and a filter cartridge having a longitudinal axis and being movable between an installed position within the cavity of the filter housing and an uninstalled position outside the cavity of the filter housing. The channel defines an outer diameter. The filter cartridge includes a bottom endplate defining an outer diameter that is greater than the outer diameter of the channel so that, in the installed position, the bottom endplate covers the channel and prevents fluid flow from the cavity to the drain, and a filter media extending axially outwardly from the bottom endplate.

Abstract: A stand-on aerator including a chassis, a pair of first wheels coupled to the chassis, wherein the first wheels are operable as drive wheels, a pair of second wheels coupled to the chassis, and an operator platform extending from a rear portion of the chassis. The stand-on aerator also has an aerator assembly coupled to the chassis, wherein the aerator assembly includes a plurality of reciprocating tines capable of extending from and retracting into the aerator assembly.

Abstract: One embodiment of the invention relates to an electronic fuel injection module including a throttle body including a throat extending between an inlet port and an outlet port and a fuel delivery injector too unit. The fuel delivery injector unit includes a cavity, a fuel inlet, a magnetic assembly, a pumping assembly, a spring, a valve seat, a valve, and an out valve. The fuel inlet receives fuel and directs fuel into the cavity. The magnetic assembly is within the cavity and includes a magnet, a pole, and a hollow sleeve. The pumping assembly includes a bobbin and piston. The bobbin is configured to move the pumping assembly. The piston is coupled to the bobbin. The valve seat is located at one end of the piston. The valve selectively allows fuel to flow into a pressure chamber. The out valve is configured to provide fuel to the throat.

Abstract: A riding lawn mower comprising, a pair of rear drive wheels, a pair of front wheels, a deck positioned between the pair of front wheels and the pair of rear drive wheels, a rotatable cutting blade, and multiple battery packs removably coupled to the riding lawn mower and structured to provide power to the riding lawn mower, each battery pack graspable and removable by a user, wherein the multiple battery packs jointly provide power to the riding lawn mower.

Abstract: An engine including an engine block having a cylinder defining a front of the engine, a blower housing coupled to the engine block and defining a hot half positioned adjacent the front of the engine and a cool half opposite the hot half, and an electric starter system positioned within the blower housing. The electric starting system includes a starter mount assembly coupled to the blower housing, an electric starter motor retained by the starter mount assembly and positioned in the cool half, and a battery mounted to the blower housing and positioned in the cool half. The battery is electrically coupled to the electric starter motor.

Abstract: A battery pack for powering equipment includes a core battery pack. The core battery pack includes a housing and a battery cell assembly positioned within the housing of the core battery pack. The battery cell assembly includes a first collector plate, a second collector plate, multiple battery cells, and multiple wire bonds. Each of the multiple battery cells has a first end and a second end. Each of the multiple wire bonds electrically connects the first end of one of the multiple battery cells to the first collector plate. None of the multiple wire bonds are coupled to a second end of one of the multiple battery cells.

Abstract: A zero-turn radius lawnmower includes a chassis having a rear frame, a crossbeam, and a subframe, and a battery receptacle for receiving a battery pack. A first rear suspension cradle is rotatable coupled to the crossbeam on a first end, and is movably coupled to the first side panel on a second end. The first rear suspension cradle supports a first electric motor configured to rotate a first drive wheel supported by the first rear suspension cradle. A second rear suspension cradle is rotatably coupled to the crossbeam on a first end and movably coupled to the second side panel on a second end. The second suspension cradle supports a second electric motor configured to rotate a second drive wheel supported by the second rear suspension cradle. The first rear suspension cradle and the second rear suspension cradle are independently rotatable relative to the rear frame.

Abstract: A ride-on outdoor power equipment, comprising a chassis a pair of front wheels coupled with the chassis, a pair of rear wheels coupled with the chassis, a mower deck supported by the chassis, and a battery assembly configured to power a drive motor. The battery assembly may include a plurality of battery packs, and a receptacle defined in part by a bottom wall. The receptacle may include a plurality of bays, each bay having a receiver extending away from the bottom wall, the receiver configured to guide a battery pack within the bay, and a power connector spaced a distance from the bottom wall, the power connector configured to engage the pack connector to electrically couple the battery pack to the receptacle, where the receptacle is angled at an acute angle relative to an operating plane.

Abstract: A battery-powered outdoor power equipment includes a battery, a first electric motor configured to operate at a first power level and a second power level, a runtime module having a display and a first control button, and a controller in communication with the battery, the electric motor, and the display. The controller being configured to communicate a remaining runtime of the battery to the display based on a charge level of the battery, and update the remaining runtime in response to an input to the first control button that changes the first electric motor from the first power level to the second power level.

Abstract: A zero-turn radius (ZTR) mower, comprising a chassis, a pair of front wheels coupled with the chassis, a pair of rear wheels coupled with the chassis, a mower deck supported by the chassis, and a battery assembly configured to power a drive motor. The battery assembly may comprise a plurality of battery packs, and a receptacle defined in part by a bottom wall. The receptacle may include a plurality of bays, each bay having a receiver extending away from the bottom wall, the receiver configured to guide a battery pack within the bay, and a power connector spaced a distance from the bottom wall, the power connector configured to engage the pack connector to electrically couple the battery pack to the receptacle, where the receptacle is angled at an acute angle relative to an operating plane.

Abstract: A battery assembly including a battery pack having a battery pack housing, an upper modular housing portion coupled to the battery pack housing positioned at a first end of the battery pack housing, a lower modular housing portion coupled to the battery pack housing positioned at a second end of the battery pack housing, and a handle formed as part of the upper modular housing portion. The battery assembly further includes multiple battery cells disposed within the battery pack housing, a mating feature including multiple ports electrically connected to the multiple battery cells and structured to supply power from the multiple battery cells through the ports and is structured to selectively connect the battery assembly with a receptacle of at least one of a piece of power equipment and a charging station. The mating feature is located on the first modular housing portion.

Abstract: An internal combustion engine includes an engine block, a piston, a cylinder head, and a valve train. The engine block includes a cylinder block including a cylinder bore and a crankcase defining a crankcase chamber with a crankshaft positioned within the crankcase chamber. The piston is coupled to the crankshaft and configured to reciprocate within the cylinder bore. The cylinder head is coupled to the cylinder block. The valve train includes a camshaft, a first and second pushrod, a first and second rocker arm, an exhaust valve housed, and an intake valve. The first rocker arm, the second rocker arm, the exhaust valve, and the intake valve each include at least a layer of a low friction material. The first and second pushrod each pass through a pushrod seal to prevent fluid from reaching the rocker chamber to fluidly isolate the rocker chamber from the crankcase chamber.

Abstract: An internal combustion engine-based system including an engine, a shutdown circuit coupled to the engine to shut down the engine, a controller in communication with the shutdown circuit, and a carbon monoxide (CO) sensor in communication with the controller. The controller communicates with the shutdown circuit to shut down the engine at a predetermined CO threshold concentration when the CO sensor provides the controller with signals that are representative of a CO level proximate the engine that indicate a trend of building CO levels over a set time interval.