Portable Power-Driven Tools TRIZ Cases

See how wireless communication between suction device and power tool enables dynamic suction ad

See how a tool stand with battery-shaped connection assembly enables secure, flexible display o

See how periodic switch control synchronized with AC voltage cycles reduces load current and he

See how a cam-driven yoke adjusts suction cup pressure dynamically to balance easy installation

See how wireless communication between suction device and power tool enables dynamic filter mon

See how wireless communication between suction device and power tool monitors filter clogging a

See how periodic switch control synchronized with AC voltage cycles reduces heat and power cons

A flush trigger handle with delayed motor activation reduces finger fatigue and prevents accidental start-stop cycles in handheld vacuum cleaners.

Magnets in peeler handles let multiple peelers nest together, shielding sharp blades for safer, more compact drawer storage.

A knife-guiding slit and food holder keep fingers away from the blade while scraping stuck food off safely during chopping.

A forward guard and removable sharpening unit make knife-block sharpening safer while preserving convenient tool-free attachment.

Adjustable carriage spacing and alternate mounting points let one battery pack housing fit different cell sizes, cutting housing variants and cost.

A multi-latch battery receptacle lets cordless power tools securely accept battery packs with different latch positions and shapes.

A side-mounted air filter and tapered inlet path keep cooling airflow to the motor while reducing dirt ingress and tool bulk.

A retrofit clamshell enclosure shields power tool battery packs from dust and moisture while preserving quick battery insertion and removal.

By moving the cooling air filter to the side surface, this case reduces tool bulk and dirt ingress while preserving motor cooling and handle comfort.

A dedicated discharge wire routes electrostatic and high-voltage current from the metal nosecone to the battery pack, bypassing the power module.

Long-fiber thermoplastic inserts stiffen power tool housings without added weight or conductivity, protecting endcaps and battery packs.

A nested support tube around the motor and battery boosts wrench rigidity, torque delivery, heat dissipation, and compact manual use.

A side-mounted large-area air filter spreads dirt loading and lowers airflow velocity, extending chainsaw filter life and reducing maintenance.

A partitioned hydraulic section and hollow rod layout avoid complex hose routing while blocking dust and air from the pump.

A segmented rotor with ferrite and rare earth magnets plus steel ribs improves flux distribution and cuts harmonic distortion in power tool motors.

Dynamic series-parallel battery switching lets a dual-slot power tool run at rated voltage with one or two packs, extending usage flexibility.

Directed fan airflow through a ducted connection unit removes heat at power contacts, improving compact electric tool reliability.

A non-circular motor shaft and matching handle interface let one motor fit multiple tool handles, cutting replacement cost and downtime.

A shaft-mounted brass bushing or balancing overmold corrects rotor imbalance in brushless power tool motors to reduce vibration and improve stability.

Embedded microchip sensors collect, store, and transmit tool data for real-time machine control, reducing wear and improving tool life.

A 4m-pole and 3m-slot brushless motor layout enables 1,333 Hz+ rotation and higher output without increasing motor size.

A latch-based lockout engages the battery interface retention feature to block pack attachment and protect terminals on unsafe power tools.

Elastic head deformation lets a push-pin lock into a PCB socket, replacing welding or soldering with faster, reliable electrical attachment.

A steel support tube and finned skeleton let a compact powered wrench deliver high torque while improving rigidity, cooling, and component protection.

Short-window gyroscope variance and accelerometer filtering detect power tool kickback quickly while reducing false alarms and clutch wear.

Spring and elastic compensating elements absorb shock and vibration to protect battery contacts from wear, breakage, and arcing.

Movable side walls and a tension element secure the battery against vibration-driven movement while keeping mould release and assembly simple.

A movable unlocking element and removal aid improve battery pack detachment ergonomics while reducing jamming in the consumer interface.

When battery voltage drops, a controller switches in a hybrid supercapacitor to keep power tools and wireless functions running reliably.

Balanced motor, battery, and control electronics enable a compact cordless BLDC tool to deliver high burst and continuous power without thermal failure.

A pivoting tether bracket lets a dropped power tool invert so the battery faces upward, helping prevent battery ejection, damage, and loss.

A spring-preloaded locking element enables one-handed battery removal and automatic relocking, reducing wear while keeping heavy tool batteries secure.

Multiple temperature sensors compare component heat in a power tool, enabling early warnings or power limiting before overheating causes failure.

A brief startup voltage-sag check identifies battery pack capability and adjusts motor output to handle pack differences and degradation.

An electronic control unit reads tool identification to match battery power output and trigger auto shutoff during inefficient operation.

A foam isolator between the housing and circuit board cuts vibration transfer, reducing mechanical stress and extending power tool PCB life.

Shielding magnetic sensors inside the motor case with cooling and thermal isolation preserves rotor position detection accuracy.

Balanced battery, electronics, and BLDC motor design delivers high short- and long-duration current for compact cordless tools.

Balanced battery, BLDC motor, and switching control deliver high short- and long-duration torque in a lighter cordless tool without thermal failure.

A spring-loaded latch and handle-mounted release let users eject power-tool batteries with one hand while keeping secure retention.

A downward-opening intake and airflow path keep shavings out of the housing while preserving cooling airflow for the drive section.

Layer-by-layer 3D coating replaces manual PCB glue brushing in power tools, improving protection accuracy and reducing material waste.

Automated 3D printing coats only required PCB regions in power tools, replacing manual glue brushing to cut waste and simplify protection.

A movable battery pack guard adapts to pack height without tools, keeping power tools compact while improving impact and dirt protection.

Separated motor and control compartments use a radiator heat sink and anti-vibration structure to resist dust, humidity, and operator fatigue.

Injection-molded straps, PCB drain holes, and modular core packs improve battery pack assembly accuracy, water handling, and serviceability.

A perpendicular battery pack layout shifts support toward the tool's center of gravity, improving standing stability and reducing wrist interference.

A top-mounted, rear-skewed battery compartment slims the housing of high-power tools, improving maneuverability and safer close-body use.

Magnetic sensors on one PCB detect trigger travel and switch positions, enabling precise motor speed and direction control with less mechanical complexity.

Stacked pouch cells raise energy density in 3V-9V power tool packs, extending battery life and output without enlarging the pack.

Distributed elastic supports let a battery holder and terminal move to absorb vibration and drop impact without enlarging the power tool.

A rear-handle push-down layout lets the body case move relative to the battery, simplifying battery removal and reducing body-case load.

A removable ratcheting cutting head lets rotary power tools cut pipes across different diameters while staying easy to clamp and use.

A bayonet lock replaces bulkier support parts in the riveting tool housing, shortening axial layout for easier access and handling.

A valve-state sensor lets the control stop the hydraulic pump motor at target pressure, ensuring complete pressing with less power use.

A telescoping suction pipe, detachable dust container, and separate battery packs improve drilling dust capture across different power tools.

Dual recesses around the flange and clamping element let a machine-tool suction hood mount quickly while simplifying tool changes and fit checks.

A switchable coupling element locks the accessory spindle to the housing to stop twisting and simplify secure power tool attachment.