Percussion Musical Instruments TRIZ Cases

Spring-loaded arms rotate and collapse for compact storage while felt pads prevent tone distortion.

A tilted center pipe merges vertical and front-back positioning into a single slide, eliminating separate adjustment processes for varying player heights.

Segmentation and extraction eliminate heavy cams, reducing breakage risk while maintaining reliable wire engagement.

Sliding positioning rings adjust supporting pod angles, resolving space constraints and stability risks in multi-pedal setups.

A snare drum strainer uses a pivoted cam to linearly change slider movement distance relative to the operating lever angle.

An adjustable rod within a wire drum brush enables blended sound production, resolving the trade-off between versatile audio output and structural complexity.

Cutouts in a wood stave drum shell replace adhesive layers that deaden resonance, enabling precise tuning and visual customization.

Segmented adjustment screws and interlocking tab connections resolve complexity trade-offs while reducing unwanted movement from wear.

Separating pedal and beater assemblies via a flexible cable resolves the conflict between precise actuation response and customizable beater positioning.

A rain stick instrument uses internal barrier discs and rib patterns to guide particle fill materials through distinct paths.

An integral hanger bar with molded pins eliminates manual pin attachment, resolving alignment loads while protecting hanging cords from wear.

Hinged rails fold the marimba in half, solving transport difficulty for students while keeping full musical range.

A rotating actuator ring drives inward-facing rollers along a helical track to adjust drum head tension.

A rod holder uses rotating circular disks within a connecting ring to adjust musical instrument angles.

A drumstick features an axial cavity in its synthetic resin tip to control resonance frequency and transmit vibration.

Segmented links reduce operating force and eliminate uneven load vibrations during kettledrum tuning.

Diamond knurling on the lower pipe generates frictional resistance that fixes the sliding collar, eliminating separate movement preventing rings and bolts.

A percussion instrument mount uses a swing arm and magnetic energy absorber to provide damping.

A compact mat assembly retains a bass drum using a cushioned retention member at one end while the drummer sits on the opposite side.

Spherical bearings in the hinge assembly compensate for axle misalignment, reducing noise and power loss while enabling adjustable leverage.

A threaded tensioning ring converts rotation into linear force to adjust drumhead pressure.

A belt percussion instrument applies tension via stretching members to reduce setup space while maintaining acoustic sensation.

A snare drum tension adjusting device uses a moving member to displace inner sound wires.

A drum tuning system uses internal assemblies to adjust pitch and resonance during performance.

Alignment fixture positions metal spoons for precise resistance spot welding without filler materials.

Resin film attachments on the drumhead outer area reduce sound volume while preserving central membrane movability and brightness.

A rotatable connecting mechanism allows the drum to swing freely on a transverse axis.

Motorized drive head rotates drum tension bolts to preset angles, eliminating manual gauging errors and reducing tuning time.

A double-stepping linkage pedal connects left and right pedal assemblies to hammerhead assemblies via front-rear swinging motion.

A spring-connected beater in a double-headed drum shell enables fluid motion, resolving player fatigue when producing complex rhythms.

Segmented arched plates and a retractable chuck adjust the drumstick placement angle on a foot drum without complex disassembly.

A drumskin assembly uses interlocking ring elements to secure the membrane collar without adhesive bonding.

A universal drumstick features a handle grip allowing pinkie and ring fingers to extend through while the angled shaft rests above other fingers.

A circular drumhead cover with an attached rubber gasket lowers the fundamental pitch of a drum.

Skewed radial grooves on percussion mallet shafts prevent slippage from moisture and deliver tactile orientation feedback during performance.

Segmenting the knitted surface into distinct zones resolves the contradiction between contamination resistance and beating impact strength.

A porous drumhead layer combined with a compressible foam ring reduces acoustic output while maintaining tactile response.

Self-adjusting pivot supports stabilize bass drum beating assemblies by preventing rim warping during violent operation.

A folding wingnut tool uses a hinged clamshell housing to provide leverage for drum tuning adjustments.

A percussion mount uses a swing arm and magnetic absorber to stabilize playing impact energy.

Rolled hoop edge with concealed drainage gap prevents drumstick damage and water accumulation.

Split nuts in this resin cymbal holder engage bolts via spring urging, solving rattling and accidental detachment issues.