Intra Aural Earpieces TRIZ Cases
- In-Ear Retaining Piece With Keyed Snap Alignment
A keyed snap, alignment pin, and socket guide correct earbud installation to help prevent charging and Bluetooth pairing problems.
- DCF Audio Relay for Multi-Device BLE Playback
DCF relays audio across independent computing devices, enabling low-energy simultaneous playback beyond BLE's two-device limit.
- In-Ear Audio Device Cleaning Using Flow-Assisted Debris Removal
Submerge in-ear audio devices in flowing cleaning solution, then dry at reduced pressure and temperature to protect electronics.
- Earphone Port Insert-Molded Mesh for Acoustic and Moisture Control
Insert-molded mesh ports improve earphone consistency and moisture protection.
- Anisotropic Eartip Stiffness for Comfort and Acoustic Sealing
Location-specific stiffness elements help eartips combine easy insertion, wearing comfort, secure fit, and effective acoustic sealing.
- Earphone Speaker Unit with Same-Direction Dual-Tone Output
A stacked speaker unit aligns low- and high-tone output while integrating a microphone for compact ANC without sound-quality loss.
- Earpiece Venting and Flexible Support for Stable Ear Canal Sealing
A vented support member releases trapped air while flexible sections conform to asymmetric ear canals and preserve contact stability.
- Detachable Hearing Device Earpiece Assembly With Tolerance Compensation
This case shows how an adjustable adapter secures a receiver module in an earmold while enabling glue-free assembly and replacement.