Abstract: A cable exercise machine includes a first pull cable and a second pull cable incorporated into a frame. Each of the first pull cable and the second pull cable are linked to at least one resistance mechanism. The at least one resistance mechanism includes a flywheel and a magnetic unit arranged to resist movement of the flywheel.

Abstract: A dumbbell assembly includes a cradle. The cradle includes a body, a trough defined in the body and sized to receive a weight of an adjustable dumbbell, an input mechanism incorporated into the body, and a selection mechanism incorporated into the body. The selection mechanism includes a selector that adjusts a connection of the weight with the adjustable dumbbell in response to a command received from the input mechanism.

Abstract: A treadmill system includes a deck, an endless tread belt covering at least a portion of the deck, and a motion transducer positioned to detect movement of the tread belt. The treadmill system also includes a processor and memory where the memory includes instructions executable by the processor to receive an output of the motion transducer, determine an exercise type performed on the tread belt, and calculate an amount of work performed by a user on the tread belt based on the output of the motion transducer and the determined type of exercise.

Abstract: An adapter includes a first plug with at least one electrically conductive prong, a first socket shaped to make an electrical connection when a second plug is secured to the first socket, an electrically conductive pathway that connects the first plug with the first socket, and a filtering mechanism disposed along the electrically conductive pathway that modifies an electrical waveform signature sufficient that it avoids nuisance tripping by an arc fault detector when the electrically conductive pathway provides electrical power to an electrical load.

Abstract: A system for monitoring and controlling a heart rate includes an interface for communicating with a heart rate monitor and a haptic device. The system also includes a processor and memory. The memory includes programmed instructions to cause the processor to determine a natural heart rate of a user, determine a target rate for the user, and cause the haptic device to provide haptic input to the user to adjust the natural heart rate to the target heart rate.

Abstract: An exercise machine includes a frame and a resistance mechanism attached to the frame. A crank assembly is in mechanical communication with the resistance mechanism, and the crank assembly includes a crank axle, a crank arm connected to the crank axle, and a roller connected to a distal end of the crank arm. A first pedal assembly is movably attached to the crank assembly and movable in a performance of an exercise. A second pedal assembly is movably attached to the crank assembly and movable in the performance of the exercise. Each of the first pedal assembly and the second pedal assembly include a pedal beam and a first tensioned element spanning at least a portion of an underside of the pedal beam. At least a portion of the resistance mechanism is disposed between the first pedal assembly and the second pedal assembly.

Abstract: An exercise machine includes a frame and a resistance mechanism attached to the frame. A crank assembly is in mechanical communication with the resistance mechanism, and the crank assembly includes a crank arm, a roller connected to the crank arm, and at least one internal load bearing surface integrated into the roller. A pedal assembly is movably attached to the crank assembly and movable in a performance of an exercise. The pedal assembly includes a pedal beam and a tensioned element that spans a first portion of an underside of the pedal beam. The tensioned element guides the roller with at least one internal load bearing surface during the performance of the exercise.

Abstract: An exercise machine includes a frame and a resistance mechanism attached to the frame. A crank assembly in mechanical communication with the resistance mechanism, and the crank assembly includes a crank arm and a roller connected to the crank arm. A pedal assembly is movably attached to the crank assembly and movable in a performance of an exercise. The pedal assembly includes a pedal beam and a first tensioned element that spans at least a first portion of an underside of the pedal beam. A second tensioned element spans a second portion of the underside of the pedal beam and the roller is disposed between the first tensioned element and the second tensioned element.

Abstract: An elliptical exercise machine, in one embodiment, includes a first assembly pivotally coupled with a second assembly and at least one assist mechanism. The first assembly includes a first frame member, a rotational resistance mechanism associated with the first frame member, a first foot support member pivotally coupled to a portion of the rotational mechanism and a second foot support member pivotally coupled to another portion of the rotational mechanism. The second assembly includes a second frame member, a first reciprocating arm pivotally coupled with the second frame member, a second reciprocating arm pivotally coupled with the second frame member. In one embodiment, the assist mechanism may include a folding assist mechanism to provide resistance between the assemblies during a folding transition. In another embodiment, the assist mechanism may include a rotational assist mechanism to assist a user in transitioning the elliptical machine to an upright storage position.

Abstract: A stepping device includes a first step tread at a first step height and defining a first opening, and a first trampoline mat suspended within the first opening. The stepping device also includes a second step tread at a second step height which is spaced apart at a single riser height from the first step height. The second step tread defines a second opening and a second trampoline mat is suspended within the second opening.

Abstract: A treadmill may comprise a drive motor positioned and configured to drive a treadbelt, and an electrical current sensor configured to measure the electrical current utilized by the drive motor. The treadmill may also include a computer programmed and configured to analyze the measured electrical current usage by the drive motor to determine the weight of a person positioned on the treadbelt. A person's weight may be determined by driving the treadbelt with the drive motor while a person is positioned on the treadbelt, measuring an electric current utilized by the drive motor, and analyzing the measured electric current to determine the weight of the person positioned on the treadbelt of the treadmill. Additionally, the measured weight may be utilized to calculate calorie expenditure.

Abstract: A human powered vehicle includes a frame, a crank assembly disposed on the frame, a wheel rotatably attached to the frame, and a force rotation adjustment assembly in communication with the wheel. The human powered vehicle also includes a processor and memory, where the memory has programmed instructions executable by the processor to determine a calorie goal of the user, determine a user history, and adjust an force applied by the adjustment assembly based at least in part on the calorie goal.

Abstract: A weight plate for use in a weight stack of an exercise machine includes a locking member moveably attached to the weight plate between an interlocked position and an unlocked position. The weight plate further includes an interlocking magnet attached to the weight plate to retain the locking member in the interlocked position and an unlocking magnet attached to the weight plate to retain the locking member in the unlocked position.

Abstract: A treadmill system includes a deck, an endless tread belt covering at least a portion of the deck, a position sensor that senses a position of a user when the user is on the tread belt, and a control module that adjusts a speed of the tread belt in response to an output of the position sensor.

Abstract: A dumbbell assembly includes a cradle shaped to receive a first dumbbell having a first weight set and a second dumbbell having a second weight set. The dumbbell assembly further includes an input mechanism in communication with a selection mechanism incorporated into the cradle where the selection mechanism is in communication with both a first selector arranged to adjust a first connection of the first weight set to the first dumbbell and a second selector arranged to adjust a second connection of the second weight set to the second dumbbell.

Abstract: A treadmill having a running deck comprising a motor arranged to drive movement of a tread belt, a processor, memory in electronic communication with the processor, and instructions stored in the memory. The instructions are executable by the processor to determine an anti-phase waveform based on waveform attributes of a noise emitted from the treadmill and to cause a sound of the anti-phase waveform to be emitted into a surrounding environment.

Abstract: A rowing machine includes a frame where the frame includes a first support, a second support, and a beam extending between the first support and the second support. A track is defined by at least a portion of the beam, and a sliding member is movably disposed on the track. A hinge joint is disposed in the beam between the first support and the second support defining a first section of the beam and a second section of the beam.

Abstract: A cable exercise machine includes a first pull cable and a second pull cable incorporated into a frame. Each of the first pull cable and the second pull cable are linked to at least one resistance mechanism. The at least one resistance mechanism includes a flywheel and a magnetic unit arranged to resist movement of the flywheel.

Abstract: An exercise device may comprise at least one joint. The at least one joint may comprise at least one first surface positioned adjacent to at least one second surface, the at least one second surface movable relative to the at least one first surface at at least one interface. A damping grease having a dynamic viscosity greater than about 100 Pascal seconds at standard temperature and pressure may be positioned at the at least one interface between the at least one first surface and the at least one second surface of the at least one joint.

Abstract: A method for improving running efficiency includes measuring power usage of a drive motor of a treadmill while a user is running on the treadmill for a first period of time and analyzing the measured power usage of the drive motor for the first period of time with a computer. The method further includes providing the user with information about the user's running form based on the analyzed data and providing the user with information on how the user can change their current running form to improve running efficiency.