| ReturnTo Theme-Group-Choice | Onelevelup |
| 5D017 | Details of audible-bandwidth transducers (e.g., housings and the like) | |
| H04R1/00 -1/00,328@Z;1/02-1/02,108;1/04-1/06,320;1/08;1/12-1/14;1/42-1/44,320;1/46 | ||
| H04R1/00,310@Z | AA | AA00 DETAILS OF SPEAKERS IN GENERAL (1) |
AA01 | AA02 | AA03 | AA04 | AA06 | AA07 | AA08 | AA09 | AA10 | |
| . Network mounting structures | . . Mounting on the main body of the speaker | . . Mounting on partition plates | . . Mounting on cabinets | . Structures that prevent speaker explosions | . Structures that radiate speaker heat | . Structures that prevent speaker magnetism | . Light-indicator structures on speakers | . Speakers that vibrate wall-like structures | ||||
| AA11 | AA12 | AA13 | AA14 | AA15 | AA16 | AA20 | ||||||
| . Speakers that produce vibrations that can be felt | . . Speakers that vibrate chairs | . . . Speakers that vibrate seats | . . . Speakers that vibrate backrests | . . . Speakers that vibrate headrests | . . Speakers that vibrate seat cushions | . Other details of speakers | ||||||
| H04R1/00,317 | AB | AB00 DETAILS OF SPEAKERS IN GENERAL (2) |
AB01 | AB02 | AB03 | AB04 | AB05 | AB06 | AB07 | |||
| . Structures for waterproofing speakers | . . Use of sheet materials for waterproofing | . . . Sheet materials that cover one surface | . . . Sheet materials that cover all surfaces | . . Use of packing for waterproofing | . . Use of covers for waterproofing | . . Variants that provide grooves for water drainage | ||||||
| AB11 | AB12 | AB13 | ||||||||||
| . Bone-conduction speakers | . . Speakers inserted into the external auditory canal | . . Speakers that make contact with the cranium | ||||||||||
| H04R1/00,318@D;1/00,318@Z | AC | AC00 DETAILS OF SPEAKERS IN GENERAL (3) |
AC01 | AC02 | AC03 | AC04 | ||||||
| . Legs or bases that support speakers | . . Movable variants | . . Variants that allow height adjustment | . . Variants that allow angle adjustment | |||||||||
| AC11 | AC12 | AC14 | AC16 | AC17 | AC20 | |||||||
| . Fixtures for mounting speakers on the wall | . . Fold-down variants | . Speaker-support columns | . Fixtures for mounting speakers on the body | . . Helmets | . Other details of speakers | |||||||
| H04R1/02,101@Z | AD | AD00 SPEAKER CABINETS |
AD01 | AD02 | AD03 | AD04 | AD05 | |||||
| . Cabinet materials | . . Wooden materials | . . Inorganic materials | . . Synthetic-resin materials | . . Metal materials | ||||||||
| AD11 | AD12 | AD13 | AD14 | AD15 | AD16 | AD17 | AD19 | AD20 | ||||
| . Bass-reflex cabinets | . . Duct-type cabinets | . . . Bent ducts | . . . Multi-pipe ducts | . . . Adjustable ducts | . . Labyrinth ducts | . . Backload horn cabinets | . Folding cabinets | . Adjustable-capacity cabinets | ||||
| AD21 | AD22 | AD23 | AD24 | |||||||||
| . Structures for attachment of sound-absorbing materials | . . Attachment to the inner walls of the cabinet | . . Filling of space inside the cabinet | . . Structures that are arranged on the back of the speaker | |||||||||
| AD31 | AD32 | AD33 | AD34 | AD36 | AD40 | |||||||
| . Assembly or reinforcement of cabinets | . . Plate-coupling structures | . . Plate structures that bend | . . Structures that reinforce | . Cabinets that are integral with the frame | . Other speaker cabinets | |||||||
| H04R1/02,102@Z | AE | AE00 SPECIAL SPEAKER CASES |
AE01 | AE02 | AE03 | |||||||
| . Ceiling speakers | . . Speakers held by elastic members | . . Speakers held by non-elastic members | ||||||||||
| AE11 | AE12 | AE13 | AE14 | AE15 | AE16 | AE17 | AE18 | AE19 | ||||
| . Speakers for vehicles | . . Speakers mounted on the dashboard | . . Speakers mounted on the rear window shelf | . . Door-mounted speakers | . . Speakers mounted on pillars | . . Roof-mounted speakers | . . Trunk-mounted speakers | . . Speakers mounted in seats | . . Speakers mounted on two-wheeled vehicles | ||||
| AE21 | AE22 | AE23 | AE24 | AE25 | AE26 | AE27 | AE28 | AE29 | AE30 | |||
| . Speakers for acoustic equipment | . . Equipment on which speakers are mounted | . . . Radios | . . . Televisions | . . . Stereo sets | . . . Tape recorders | . . . Electronic musical instruments | . . Kinds of speaker mounting | . . . Built-in speakers | . . . Detachable speakers | |||
| H04R1/02,104@A;1/02,104@Z | AF | AF00 SPEAKER FRONT PANELS |
AF01 | AF02 | AF03 | AF04 | AF05 | AF06 | AF07 | AF08 | AF09 | AF10 |
| . Detachable panels | . . Panels held by elastic holders | . . Panels held by adsorbing units | . Fixed panels | . . Panels that are pressed into place | . . Panels that use deformation or welding | . Structure of panel units | . . Net-shaped units | . . Punched metal units | . . Monolithically molded units | |||
| H04R1/02,105@A;1/02,105@B;1/02,105@Z | AG | AG00 MOUNTING OF SPEAKERS |
AG01 | AG02 | AG03 | AG04 | AG06 | AG07 | AG08 | AG09 | ||
| . Speaker-mounting structures | . . Structures that use screws | . . . Fastening of flanges or the like directly with screws | . . . Fastening with screws via clamping members | . . Structures that use elastic means | . . . Structures that use spring-like elastic means | . . . Structures that use rubber elastic means | . . . Structures that use monolithically molded elastic means | |||||
| AG12 | AG13 | AG14 | AG16 | AG17 | AG18 | AG19 | ||||||
| . . Structures that use deformation or welding | . . Structures that use bonding | . . Structures that engage | . Types of speaker mounting | . . Front mounting | . . Rear mounting | . . Mounting in a prominent position | ||||||
| H04R1/06,310 | AH | AH00 STRUCTURE OF SPEAKER WIRING CONNECTIONS |
AH01 | AH02 | AH03 | AH04 | AH05 | AH06 | AH07 | AH08 | AH09 | AH10 |
| . Structure of lead connections | . . Structures for a single speaker | . . Structures for complex speakers | . Structure of terminal sections | . . Structures provided on the main body of the speaker | . . Structures provided for the cabinet | . Wiring structures inside the cabinet | . Structure of the sections through which the cords exit the cabinet | . Structures for coiling or storage of the cords | . Other structures of speaker wiring connections | |||
| H04R1/00,327@A | BA | BA00 DETAILS OF MICROPHONES IN GENERAL (1) |
BA01 | BA02 | BA03 | |||||||
| . Bone conduction microphones | . . Ear microphones | . . . Microphones used for both transmission and reception | ||||||||||
| H04R1/00,328@Z | BB | BB00 DETAILS OF MICROPHONES IN GENERAL (2) |
BB01 | BB02 | BB03 | BB04 | ||||||
| . Support columns for microphones | . . Telescoping mechanisms for columns | . . Cord feed-out structures | . . Structures for mounting of microphones | |||||||||
| BB11 | BB12 | BB14 | BB16 | BB17 | BB20 | |||||||
| . Fixtures for hanging of microphones | . . Microphone holders for acoustic equipment | . Tabletop-support fixtures for microphones | . Devices for mounting microphones on the body | . . Clips | . Other details of microphones | |||||||
| H04R1/02,106;1/02,108 | BC | BC00 MICROPHONE CASES |
BC01 | BC02 | BC03 | BC04 | BC05 | BC06 | ||||
| . Structures that combine microphones with other equipment | . . Acoustic equipment | . . Communications equipment | . . Cameras | . . Personal ornaments | . . Decorative articles | |||||||
| BC11 | BC12 | BC13 | BC14 | BC15 | BC16 | BC18 | BC19 | BC20 | ||||
| . Structures for mounting of microphones | . . Structures for mounting microphones on equipment | . . . Structures that can fold up and down or that are removable | . . . Structures fixed inside equipment | . . Structures for mounting microphones inside the microphone case | . . . Structures that have vibration-proofing means | . Shapes or structures of microphone cases | . . Tubular cases | . . Box-shaped cases | ||||
| H04R1/04@B;1/04@Z;1/06,320 | BD | BD00 STRUCTURAL COUPLING OF MICROPHONES AND ELECTRICAL CIRCUITS |
BD01 | BD02 | BD03 | BD04 | BD05 | BD06 | BD07 | BD08 | BD09 | BD10 |
| . Mechanisms for adjustment of sound quality or volume | . Switch mechanisms | . . Automatic switches | . Structure of circuit elements | . Structure of connectors | . Structure of power sources | . Structure of wiring | . Structure of sections through which cords exit cases | . Antennas | . Other structural couplings of microphones and electrical circuits | |||
| H04R1/08 | BE | BE00 MOUTHPIECE OPENINGS |
BE01 | BE02 | BE03 | BE04 | BE05 | BE06 | BE08 | BE10 | ||
| . Screens for wind-proofing | . . Hollow screens | . . Solid screens | . Covers to protect against shock | . . Net-shaped units | . . Monolithically molded units | . Openings through which voice sounds enter | . Other mouthpiece openings | |||||
| H04R1/46 | BF | BF00 CONTACT MICROPHONES |
BF01 | BF02 | BF03 | |||||||
| . Contact microphones adapted to musical instruments | . Contact microphones adapted to stethoscopes | . Other contact microphones |