Patents
Sitemap › G10 - Musical instruments; Acoustics › G10K - Sound-producing devices; methods or devices for protecting against, or for damping, noise or other acoustic waves in general; Acoustics not otherwise provided for › G10K 9 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
Patents for G10K 9 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers (3,562)
12/2012
12/20/2012WO2012112077A3 Supporter's horn
12/19/2012CN202615781U Special underwater sound transducer for deep-sea releaser
12/19/2012CN102831885A Permanent-magnet low-frequency underwater acoustic transducer based on drive of ocean current energy
12/19/2012CN101751916B Ultrasonic acoustic generator
12/12/2012CN102823275A Sound producing component
12/11/2012US8331198 Gas-filled bubble sound source
12/06/2012WO2012163598A1 Method and appparatus for actively damping an acoustic transducer
12/05/2012EP2530953A1 Ultrasonic vibration device
12/05/2012CN202584712U Structure capable of preventing buzzer vibrating reed from popping at work
12/05/2012CN202584711U Automobile horn
12/05/2012CN202584710U Consociated type automobile claxon
11/2012
11/29/2012US20120298441 Compact housing for portable electronic device with internal speaker
11/29/2012DE102012009917A1 Warning speaker for use in television set, personal computer of different technologies or motor vehicle for outputting warning tone, has speaker unit for outputting warning tone with fixed frequency band, where speaker unit has diaphragm
11/28/2012CN202557667U Antitheft alarm horn
11/28/2012CN202554924U Horn for children
11/28/2012CN101027937B Piezoelectric sound producing unit
11/22/2012US20120294124 Device and system for measuring material thickness
11/21/2012CN202549272U High-stability active electromagnetic buzzer
11/21/2012CN202549271U Feedback type piezoelectric buzzer
11/21/2012CN102097093B Deepwater wideband spherical transducer
11/21/2012CN102050055B Mining intrinsically safe car backing-up alarming device
11/21/2012CN101996625B Electric horn
11/21/2012CN101847403B Rare earth giant magnetostrictive composite rod-type transducer
11/21/2012CN101740018B Electrical horn
11/14/2012CN202534341U Rotor type air whistle
11/14/2012CN102231273B Leadless ultrasonic energy transducer and radar ranging system possessing leadless ultrasonic energy transducer
11/12/2012DE202012010508U1 Vorrichtung zur Beaufschlagung flüssiger Medien mitUltraschall durch eine Membran sowie Ultraschallsystem Apparatus for applying liquid media mitUltraschall by a membrane and ultrasound system
11/07/2012CN202523405U Reversing buzzer
11/07/2012CN202523404U Electric horn
11/07/2012CN202523403U Diaphragm type air whistle
11/07/2012CN202523402U Airflow voice device and the toys installed the same
11/07/2012CN202518397U Air horn driven by motorcycle shock absorber
11/07/2012CN101685629B Drive circuit of piezo buzzer
11/01/2012US20120274182 Ultrasonic sensor
10/2012
10/31/2012EP2518526A2 Ultrasonic sensor
10/31/2012CN202512879U Siren sound generator
10/31/2012CN102760429A Trigger circuit for electromagnetic pulse acoustic source transducer
10/31/2012CN102270448B 报警装置 Alarm device
10/31/2012CN102034468B Ultrasonic transducer
10/25/2012DE102010015445B4 Koaxiallautsprecher Coaxial Speakers
10/24/2012CN202502733U Driving circuit for buzzer
10/24/2012CN102750942A High-power electromagnetic pulse energy converter
10/24/2012CN102750941A Deep-water ultra wide band spherical transducer
10/18/2012WO2012141284A1 Sound wave generating device, sonic extraneous matter eliminating/minimizing device, sonic soot blower device, heat exchange device, exhaust gas treatment device, and industrial equipment using same, method of operating sound wave generating device, and method of operating heat exchange device
10/10/2012CN202486896U Whistle distress device of rescue capsule
10/10/2012CN102717748A Intelligent acousto-optic warning system device of automobile whistle
10/10/2012CN102717747A Working method for intelligent acoustic and optical warning system for automotive horn
10/10/2012CN101950558B Buzzer
10/10/2012CN101640041B Method for controlling novel automobile horn
10/10/2012CN101640040B Method for controlling novel automotive horn switch
10/04/2012US20120253698 Integrated phased array transducer, system and methodology for structural health monitoring of aerospace structures
10/03/2012CN202475582U Reliable self-controlling transition device
10/03/2012CN202473216U Automobile electronic horn
10/03/2012CN202473215U Electronic loudspeaker of automobile
10/03/2012CN102708851A Transmitting-receiving underwater transducer
10/03/2012CN102708850A Pneumatic high-strength pulse noise generator
10/03/2012CN101934758B Klaxon primary sound pressure level stabilization control method
09/2012
09/27/2012US20120242496 Circuit for checking the voltage of batteries
09/26/2012CN102411923B Single-port driving method and circuit for passive buzzer and light-emitting diode (LED)
09/19/2012CN202443739U Electric horn apparatus
09/19/2012CN102682756A Ultralow-frequency flexual-tensional underwater acoustic transducer
09/19/2012CN102682755A Piezo-buzzer
09/19/2012CN101901596B Touch type horn system with counting function
09/13/2012WO2012120354A1 Process for the manufacture of a sensor device, in particular of a sensor device usable in parking-aid systems for vehicles and corresponding sensor device
09/12/2012CN102667417A Ultrasound transducer for using in a fluid medium
09/06/2012US20120223618 Curved ultrasonic hifu transducer with air cooling passageway
09/05/2012EP2494319A1 Ultrasound transducer for using in a fluid medium
09/05/2012EP2494318A1 Ultrasound transducer for using in a fluid medium
09/05/2012CN202422723U Underwater acoustic transducer for deep water
09/05/2012CN202422722U Electric bell
09/05/2012CN102175300B Sound diode and system for detecting same
09/05/2012CN102136268B Bent piezoelectric-ceramic low-frequency underwater acoustic transducer
09/05/2012CN102054479B Portable vehicle decoding equipment
08/2012
08/29/2012CN102157144B Double-piston radiative rare-earth flextensional transducer
08/23/2012US20120212102 Resonant transducer and ultrasonic treatment device including resonant transducer
08/22/2012CN202394522U Piezoelectric buzzer drive circuit
08/22/2012CN202394319U High-power alarm siren
08/22/2012CN101512637B Holding apparatus for an ultrasound transducer
08/15/2012CN202383996U Music buzzer driving circuit,
08/15/2012CN202383995U 报警蜂鸣器 Alarm buzzer
08/15/2012CN202383994U New type buzzer circuit
08/15/2012CN202383993U Sound source generator used for verifying noise test capability
08/14/2012CA2746893C Air powered signaling system
08/14/2012CA2732070A1 Pump horn
08/09/2012WO2012105384A1 Acceleration information transmission device
08/09/2012WO2012104549A2 Low‑frequency electro‑acoustic transducer and method of generating acoustic waves
08/08/2012CN102142250B Device for generating sound source by using seawater buoyancy
08/08/2012CN102074229B Anti-dismantling alarm horn
08/02/2012US20120194036 Low frequency oscillator, the omni-directional type low frequency underwater acoustic transducer using the same and the cylindrical radiation type low frequency underwater acoustic transducer using the same
08/02/2012DE102012200637A1 Schallwellengenerator Sound wave generator
08/01/2012EP2480346A1 Electroacoustic transducer
08/01/2012CN202363101U Moving core spiral sound control device
08/01/2012CN102623002A Bionic device for simulating vocal-cord vibration
08/01/2012CN102623001A Rotor type air whistle
07/2012
07/25/2012CN202352328U Electronic horn with insulation pad for vehicles
07/25/2012CN202352327U Automotive electronic horn with insulating ring
07/25/2012CN202352326U Automobile electronic horn with insulating nail cap
07/25/2012CN202352325U Novel piezoelectric buzzer
07/25/2012CN202352324U Piezoelectric sounder
07/25/2012CN202352323U Power supply connector horn
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