Weights TRIZ Cases

A pivoting user support links to an exercise arm to maintain stable positioning during biceps curls and triceps extensions.

A seated exercise device uses leg force to pivot a user engagement member, driving upward seat motion for lower body resistance.

Adjustable resistance sleds on a rotating log resolve versatility complexity trade-offs in athletic training.

Electromagnetic coils adjust resistance per wheel to prevent skidding and correct directional bias during fitness training.

A water-filled container applies gravitational force to elongate elbow tendons through controlled rotation.

Four-bar linkage rotates seat and back support automatically, eliminating manual arm rotation for efficient hip lifting.

Adjustable front assembly moves vertically along guide rails, resolving space constraints while maintaining heavy training capability.

Adjustable ballast creates inertia that forces athletes to apply coordinated horizontal and upward force for better technique.

Attachment enables fingertip push-ups on chest machines, training fingers and wrists without adding equipment complexity.

Segmented pockets stabilize weight distribution to prevent inertial imbalances during exercise movements.

A regulating member uses a hinged switching mechanism to move a blocking pin for single-handed operation of gym equipment frames.

Adjustable counterweights and color-coded visual tracks measure progress while reducing effort for patients with limited range of motion.

A gravity-operated shifting mechanism moves a resistance weight along a lever arm to adjust exercise effort.

A weighted vest with detachable adhesive shoulder straps allows users to customize fit for various body shapes.

Arched engagement path with spring-loaded latch eliminates selector pin loss and misalignment while ensuring smooth, quiet operation.

Segmented bar members deliver targeted stabilization to minimize lower back strain while accommodating diverse body types during abdominal workouts.

An adjustable lifting assembly with variable arm angles resolves the contradiction between comprehensive body workouts and excessive equipment complexity.

Adjustable fan resistance and counterweight system control arm movement speed, resolving safety risks during explosive plyometric exercises.

Dynamic resistance paths maintain correct body posture during biceps curls, engaging compound muscle groups while preventing injury from fixed trajectories.

An aquatic exercise assembly integrates a rotatable pedal and movable paddle to enable simultaneous upper and lower body movement.

Elastomeric bodies wrap around arc plates to provide elastic resistance, replacing heavy metal weights with a lighter and more maneuverable exercise system.

Matching sensor extremum parameters against user-specific signatures enables accurate repetition detection despite movement variations.

A training sled uses pulleys and stretch cords to deliver resistance to arm movements during running drills.

Lockable pulley shaft prevents back arching by securing the loading unit without external assistance.

A lockable cable storage unit shifts a suspension relative to a deflection pulley, accommodating varying user body sizes and exercise types.

An arched engagement path eliminates selector pins and weight stacks, removing pinch points and noise while enabling precise resistance tuning.

Adjustable hinge exercise device provides auditory feedback through weight contact to guide range of motion.

A cable-operated exercising machine uses a counterweight pulley system to maintain constant tension on the operating apparatus.

A symmetrical exercise device uses corner bumpers and handles to support flipping motions for functional training.

A liquid buoyancy muscle training device uses a submergible member and gas regulation to adjust resistance forces.

Isolating each rotator cuff muscle prevents imbalances caused by generic shoulder exercises, ensuring accurate form without therapist guidance.

Four-bar linkage drives a rotatable back support that stabilizes the lower back and hips, eliminating uncomfortable arm rotation required by standard benches.

Nesting pulley assemblies within a hollow frame redirects elastic resistance cables, enabling varied exercises while minimizing the horizontal footprint.

Segmented counterweight modules in a dedicated receiving box improve assembly efficiency while maintaining structural simplicity.

Overlapping abdominal sections with skew constraints stabilize lower back muscles while allowing side-to-side flexion for weightlifting comfort.

Shared weight stack provides adjustable resistance through cable routing while the pivoting head/neck pad docks as a fixed headrest to reduce device complexity.

Segmented weight members on an adjustable holder shift the center of gravity to vary resistance without adding structural complexity.

A rotatable weight selector mechanism couples exercise members to specific weights via a cam system.

Adjustable rotating bars and seat position resolve fixed-angle strain by distributing resistance evenly across user body types.

Threaded rod mechanisms allow stepless locking of weight plates along parallel guides, resolving imprecise load adjustment in outdoor fitness gear.

Sliding exercise units along a vertical column adjusts height and orientation, resolving the trade-off between device complexity and user flexibility.

A collapsible inlet extends into a weighted body to create a leak-proof seal using fill material weight.

Spring-loaded studs in a U-shaped plate lock into frame rack openings, resolving the trade-off between sturdiness and ease of repositioning.

A weighted pivot arm apparatus rotates around a rack attachment to transfer kinetic energy and create impact forces.

Segmented modules and a self-service locking mechanism resolve the contradiction between flexibility and device complexity in glute training.

Tiered pockets on the weight shell distribute mass evenly to reduce stress on muscles, tendons, and bones during strength and stamina training.

Segmented weights on a pivoting lever arm adjust resistance without increasing device complexity or manufacturing costs.

An ultrasonic sensor assembly measures weight block position using reflected sound waves.

Sewn rubber pouches containing iron sand integrate directly into neoprene fabric to prevent weight dislodgment during movement.