Muscle Exercising Devices TRIZ Cases

A foldable leg press frame lets wheelchair users perform weight-bearing therapy with adjustable angles, supporting faster lower-limb recovery.

Elastic resistance suspended from a shoulder-supported frame trains neck muscles in all directions without vertical cervical loading.

Real-time motor torque drops keep users near failure without manual tension changes, while also enabling flywheel-style resistance.

A spooled cable and spring retractor add adjustable upper-body resistance in a portable unit that simulates cross-country ski poling.

A magnetically detachable harness unit disables alarms when clipped in and warns climbers near the wall if they forgot the auto-belay.

Two adjacent closed loops replace crude ankle wrapping, giving a workout elastic more stable foot attachment and more versatile grip positions.

A shock-absorbing telescopic arm and split gear axis expand hip motion, reduce knee strain, and improve thigh and hip muscle training.

A pivoting arm lock and guided cable access make cable changes easier while supporting accessory add-ons and more exercise orientations.

A dual-rotor magnetic coupling replaces weight stacks and contact drives to deliver quiet, precise resistance control in compact training equipment.

A motor-driven rotating body and cable deliver adjustable resistance for multiple exercises in a portable trainer with simple user control.

A pin-hole pivot and multiple adjustment apertures let a weight rack support pad rotate and lock at different angles for more versatile exercise and rest use.

A pin-and-aperture leg support lets the bench switch between fixed-angle stability and rotational freedom for more exercise positions.

Adjustable pads and elastic resistance bands stabilize knees and limit squat motion to reduce injury risk while preserving training benefits.

Linked winding reels and spline-shaft clutching raise training torque without relying on rare earth motor materials, lowering cost and impact.

A pulley tackle creates adjustable mechanical advantage so resistance better matches muscle strength through the full exercise range of motion.

An enclosed selector handle and stabilized pin simplify weight changes while preventing jamming and user contact with moving parts.

Independent actuators on dual exercise cables enable variable resistance, programmable workouts, and real-time user feedback.

Friction-held arcuate stands on stair corners let users vary grip angle and spacing for more comfortable inclined push-ups.

Different elasticities in the inner and outer body create progressive compression resistance for facial muscle exercise and saliva drainage.

Stacked elastic chest and arm modules store and release lifting energy while staying slim, adjustable, and competition compliant.

A removable faceplate and lockable arm assembly improve cable insertion safety, simplify replacement, and support accessory-based exercise setups.

Variable-amplitude abdominal vibrations create apparent tactile motion to guide inhalation and exhalation without continuous user focus.

Motorized arms, cable resistance, and a mirrored display automate exercise setup and provide real-time form feedback for safer workouts.

A one-hand tension adjuster gives continuous swing resistance without setup changes, supporting both right- and left-handed training.

Two-dimensional adjustable side pads improve arm support across exercise postures while keeping the bench stable, movable, and easier to store.

A two-pulley sling support reduces leg-lift effort while improving posture, circulation, and sustained abdominal muscle engagement.

A weighted base plate and outward foot members prevent modular exercise racks from tipping without wall or floor anchoring.

A closed hydraulic brake uses a spool valve, heat exchanger, and outer housing to enable easy resistance adjustment while containing leaks.

A wrist-anchored bar wrap uses friction elements, a stopper, and reinforcement to reduce slippage, pressure discomfort, and strap failure.

Modular upper and lower pulleys with a movable trolley add cable resistance to existing rack posts while saving floor space.

A viscoelastic thigh-support wedge and strap enable controlled knee rotation, full extension, and flexion beyond 90° after surgery.

An offset-axis cam with cable and pulley coupling delivers variable resistance and steadier force through the exercise range of motion.

A series-linked weight stack and motorized module deliver adjustable resistance without manual plate changes while preserving realistic haptic feedback.

A motor-controlled cable system racks and unracks digital weight on user command to maintain training load while reducing solo lifting risk.

An integrated actuator and cable winding layout replaces bulky weight stacks, making resistance training equipment compact, portable, and versatile.

A slotted brace mechanically locks the dip station joint to reinforce welds and prevent structural failure during use.

Rollers and detachable pins let one rack stud support fast-swapping fitness attachments with less setup time, less clutter, and stable positioning.

Medial-lateral fulcrums and posterior resistance isolate ankle dorsiflexors while minimizing neurovascular compression during therapy.

Magnetic skids guide weights along ferromagnetic rails without contact, eliminating bushing friction, wear, noise, and routine lubrication.

Roller-guided modular pins let squat rack attachments slide and reconfigure quickly, saving space while improving stability and versatility.

Configurable free-weight rehab stations improve space use and let one trainer support multiple participants across varied exercises.

A pole-mounted roller and pulley weight system stabilizes forearm training, reduces shoulder strain, and supports multiple grip exercises.

Widely spaced hooks on one rack post stabilize intermediate-length bars and add anti-lift stops for safer loading and unloading.

A mouth-held PEP airflow design adds adjustable expiratory resistance to prevent airway collapse and ease breathlessness during activity.

A pivoting toe cup and slide-bar mechanism target foot fascia through controlled dorsiflexion and plantarflexion to relieve pain and improve mobility.

Adjustable pivot holes and movable weight stops let this hang row pendulum vary resistance, weight position, and exercise intensity.

Guarded roller channels guide elastic bands across a raised foot plate to cut friction, wear, and slippage during resistance training.

A counterweighted pivot arm and locking pin enable one-handed angle adjustment while keeping the exercise arm stable for safer accessible use.

Gusseted end brackets and tabbed bottom plates improve rack stability while keeping modular assembly flexible for cable-based weightlifting setups.

A guide device straightens cable motion for orderly drum winding, avoiding resistance peaks while keeping exercise machines compact.

A cross-braced pulley and weight-stack layout delivers varied muscle-group exercises in a smaller, lower-cost trainer for home gyms.

Forearm reference elements on opposing levers keep elbows and wrists aligned, improving trunk and shoulder muscle activation without trainer supervision.

Preset cable force starts at a user-specific height, improving resistance control and reducing injury risk in compact home strength training.

A gear shifting mechanism and logic control unit let one exercise machine switch loads across operating groups for varied muscle training.

Segmented fluid chambers and buffer passages create adjustable centrifugal resistance for wrist rotation training while lowering injury risk.

A movable bench, pull-cord, and pulley layout combines multiple exercises in one compact trainer while allowing resistance changes without cumbersome reconfiguration.

Single-sheet upright construction replaces welded rack parts, cutting manufacturing complexity while preserving strength and exercise versatility.