Muscle Exercising Devices TRIZ Cases

A rotatable bushing decouples the exercise device adjustment pin knob from the cylindrical body, preventing threaded loosening during operation.

Compact seated pulley reduces friction and space usage while enabling versatile back exercises.

A torque measurement system with load wedges and slip bearings converts motor forces to linear resistance.

Adjustable elliptical pedal path simulates climbing terrain while rotary resistance mechanism provides variable intensity without excessive device complexity.

A load transmission mechanism unit transmits rotation from a main driving shaft to a crank shaft via an intermediate shaft.

A hip thrust machine uses a recoiling mechanism to provide controlled resistance during exercise movements.

Segmented swing arms and limiting rods eliminate the dead point to ensure sufficient climbing force.

A multi-planar rotational platform uses elastic cords to provide controlled resistance for balance training.

A linear exercise assembly uses movable carriages on resistive tracks to provide controlled push and pull motions for targeted muscle engagement.

A weight exercise machine uses a control unit to adjust resistance force during concentric and eccentric phases.

Attached pad engages the neck to align the cervical spine, preventing discomfort from inadequate support.

A 6-degree of freedom exercise handle uses parallel bar members to enable side-to-side tilting while maintaining structural alignment.

A wheeled resistance sled uses a generator to power visual feedback lights based on workout speed and weight.

Modular resistance modules and software analysis resolve space constraints by replacing dedicated machines with a single portable unit.

An internal weight pouch separated by padding absorbs impact forces, preventing external material rupture during vigorous exercise.

Pivotal trailing link and adjustable foot engagement member prevent heel lift during seated calf extension exercises.

A portable lower limb therapy device uses a wearable anchor and pulley system to transfer force for controlled rehabilitative motions.

A flexible element connects the crank coupling to foot guides, allowing dynamic stride adjustment during operation.

A calf raise machine features an adjustable stool unit that varies surface inclination to target specific muscle groups during exercise.

A resistance training apparatus uses an elastic band with varying thickness to maintain constant tension during exercise movements.

Motorized elevation units adjust a rowing machine to varied horizontal angles, resolving the trade-off between exercise versatility and device complexity.

A multi-function resistance training apparatus features a movable arm and biasing unit for versatile strength exercises.

A conical grip handle distributes resistance force across a larger hand surface area to enhance comfort during exercise movements.

A pace-adjusting assembly alters pedal positions via a driving device and swing structures to customize stride length.

Opposite threaded shafts drive two wheels to abut and brake automatically, preventing over-rolling falls while maintaining even weight distribution.

Adjustable resistance bands on a workout bench allow users to change tension levels without standing up, solving the inconvenience of swapping weights.

Spatial separation of drive and control components in the device body reduces structural weight and vibration while simplifying maintenance.

A lift mechanism pivots the exercise rail to change the reciprocation path.

Variable resistance ratio mechanism reduces weight stack complexity and manufacturing costs.

A motor-driven loop drive mechanism adjusts exercise resistance through real-time sensor feedback.

Angled pedal mounting reduces lateral resistance force threshold while expanding muscle group engagement through three-dimensional motion.

Rotatable top and side parts enable twisted crunches, resolving the trade-off between user comfort and focused abdominal muscle activation.

A handstand training device uses a vertical arm support element to stabilize the user during practice.

A fitness exercise apparatus uses a slide bar and elastic cord unit to enable multi-position training.

Motor drives magnetic tile through output gear to adjust distance from resistance wheel, eliminating manual intervention during exercise.

A functional core endurance training device uses rolling blocks to support wheels for dynamic movement.

Integrated rotating armature system resolves space constraints by combining six separate machines into one unit for comprehensive shoulder muscle coverage.

Decoupling the liquid resistance unit from the sliding footrest stabilizes the structure and reduces noise while maintaining accurate rowing simulation.

Segmented cover assemblies resolve the trade-off between comfort and structural support by allowing independent adjustment of cushioning and block coverage.

Adjustable therapeutic chair resolves seating comfort versus standing difficulty by using pulley resistance to rehabilitate groin muscles for easier standing.

Pivoting arm assemblies redirect cables laterally to prevent binding and maintain consistent tension during workouts.

Auxiliary drive system measures actual force to dynamically adjust target resistance, resolving discrete weight limitations.

Removable rods and wheels on a beam enable multi-muscle exercises, reducing the need for multiple devices.

A gas spring biases the press arm to maintain selector pin engagement, eliminating gravity-induced slop and clunking noise during initial movement.

A portable exercise system uses a door anchor and strap assembly to enable stable hamstring curls at home.

A combination exercise machine integrates independent leg press and chest press assemblies on a shared user surface for coordinated full-body training.

Skewed elliptical foot paths resolve the contradiction between simple parallel linkage structures and user repetitive strain risks.

An isolation bar stabilizes forearms during chin-ups to isolate specific muscle groups.