Subclasses list- .5 MISCELLANEOUS
Patents: 91 Patent Applications: 6 - 18 Systems
Patents: 11 Patent Applications: 1 - 19 Alarms and indicators
Patents: 4 Patent Applications: 0 - 20 Combined mouth and ear pieces
Patents: 13 Patent Applications: 0 - 21 Mouthpieces
Patents: 15 Patent Applications: 1 - 22 Tubes
Patents: 16 Patent Applications: 0 - 30 AUDITORIUM
Patents: 61 Patent Applications: 2 - 101 GEOPHYSICAL OR SUBSURFACE EXPLORATION
Patents: 40 Patent Applications: 3 - 102 Well logging
Patents: 270 Patent Applications: 7 - 103 Programmed or timer-controlled
Patents: 43 Patent Applications: 1 - 104 Directional source or detector
Patents: 109 Patent Applications: 2 - 105 Bore hole or casing condition
Patents: 171 Patent Applications: 2 - 106 Seismic wave generation
Patents: 271 Patent Applications: 14 - 107 Programmed or timer-controlled
Patents: 42 Patent Applications: 1 - 108 Seismic source and detector
Patents: 113 Patent Applications: 10 - 109 Aerial
Patents: 4 Patent Applications: 0 - 110 Underwater
Patents: 145 Patent Applications: 4 - 111 Plural sources
Patents: 76 Patent Applications: 6 - 112 Plural detectors
Patents: 133 Patent Applications: 6 - 113 Seismic wave generation
Patents: 155 Patent Applications: 6 - 114 Vehicle-mounted
Patents: 140 Patent Applications: 1 - 115 Bubble suppression or control
Patents: 55 Patent Applications: 0 - 116 Explosive
Patents: 79 Patent Applications: 1 - 117 Gas
Patents: 40 Patent Applications: 0 - 118 Underwater
Patents: 85 Patent Applications: 0 - 119 Fluid means
Patents: 122 Patent Applications: 2 - 120 Underwater
Patents: 227 Patent Applications: 1 - 121 Moving weight
Patents: 173 Patent Applications: 16 - 122 Seismic wave detection
Patents: 149 Patent Applications: 9 - 123 ECHO SYSTEM
Patents: 10 Patent Applications: 3 - 124 Altitude or depth detection
Patents: 41 Patent Applications: 1 - 125 SOUND LOCATION
Patents: 9 Patent Applications: 1 - 126 ANATOMIC OR PROSTHETIC RELATION
Patents: 22 Patent Applications: 4 - 127 Dentiphone
Patents: 6 Patent Applications: 0 - 128 Ear and mouth
Patents: 21 Patent Applications: 0 - 129 Ear
Patents: 219 Patent Applications: 16 - 130 Auditory canal insert
Patents: 184 Patent Applications: 26 - 131 Stethoscope
Patents: 209 Patent Applications: 33 - 132 With diaphragm
Patents: 17 Patent Applications: 1 - 133 Deflector type
Patents: 7 Patent Applications: 0 - 134 Eardrum
Patents: 9 Patent Applications: 0 - 135 Ear insert
Patents: 257 Patent Applications: 38 - 136 Deflector type
Patents: 25 Patent Applications: 1 - 137 Receiver
Patents: 78 Patent Applications: 0 - 138 MECHANICAL TELEPHONE
Patents: 6 Patent Applications: 0 - 139 WAVE GENERATION AND DETECTION
Patents: 22 Patent Applications: 11 - 140 WITH VESSEL
Patents: 16 Patent Applications: 2 - 141 COMBINED
Patents: 167 Patent Applications: 19 - 142 WAVE GENERATION
Patents: 72 Patent Applications: 14 - 143 MOVING SOUND PRODUCER OR DEFLECTOR
Patents: 15 Patent Applications: 0 - 144 PLURAL DIAPHRAGM SOUND SOURCES
Patents: 258 Patent Applications: 4 - 145 Plural chambers
Patents: 153 Patent Applications: 4 - 146 With sound-asborbing means
Patents: 79 Patent Applications: 0 - 147 Three diaphragms
Patents: 84 Patent Applications: 0 - 148 DIAPHRAGM AND ENCLOSURE
Patents: 197 Patent Applications: 42 - 149 Moisture proof
Patents: 49 Patent Applications: 5 - 150 Recessed (e.g., wall-mounted, etc.)
Patents: 237 Patent Applications: 26 - 151 With sound-absorbing means
Patents: 147 Patent Applications: 12 - 152 With horn
Patents: 195 Patent Applications: 5 - 153 Rounded enclosure (e.g., curved, etc.)
Patents: 175 Patent Applications: 11 - 154 Inclined diaphragm
Patents: 58 Patent Applications: 2 - 155 Reflector baffle
Patents: 204 Patent Applications: 8 - 156 Reflex baffle
Patents: 292 Patent Applications: 21 - 157 DIAPHRAGM
Patents: 56 Patent Applications: 8 - 158 Microphone type
Patents: 61 Patent Applications: 2 - 159 With horn
Patents: 87 Patent Applications: 1 - 160 With resonant chamber
Patents: 96 Patent Applications: 5 - 161 With direct mechanical connection to drive unit
Patents: 44 Patent Applications: 3 - 162 Stylus bar
Patents: 1 Patent Applications: 0 - 163 Plural dependent diaphragms
Patents: 76 Patent Applications: 3 - 164 Sectional diaphragm
Patents: 39 Patent Applications: 0 - 165 Concentric annular section
Patents: 26 Patent Applications: 1 - 166 With damping means
Patents: 88 Patent Applications: 5 - 167 Critically defined material or coating
Patents: 109 Patent Applications: 20 - 168 Metallic material
Patents: 33 Patent Applications: 4 - 169 Fibrous material
Patents: 75 Patent Applications: 11 - 170 Laminated type
Patents: 82 Patent Applications: 3 - 171 Mounting or suspension means
Patents: 220 Patent Applications: 13 - 172 Elastic suspension means
Patents: 133 Patent Applications: 10 - 173 Particular shape
Patents: 117 Patent Applications: 12 - 174 Variable thickness
Patents: 29 Patent Applications: 2 - 175 SOUND-MODIFYING MEANS
Patents: 151 Patent Applications: 17 - 176 Lens
Patents: 45 Patent Applications: 6 - 177 Intensifying horn
Patents: 38 Patent Applications: 3 - 178 Collapsible
Patents: 12 Patent Applications: 2 - 179 With particular mounting structure
Patents: 31 Patent Applications: 1 - 180 Material
Patents: 13 Patent Applications: 1 - 181 With vibratory filaments
Patents: 4 Patent Applications: 1 - 182 With resonant chamber
Patents: 40 Patent Applications: 3 - 183 Double wall
Patents: 4 Patent Applications: 0 - 184 Having apertures in walls
Patents: 28 Patent Applications: 0 - 185 With sound-path restriction
Patents: 35 Patent Applications: 4 - 186 Adjustable
Patents: 11 Patent Applications: 1 - 187 Plural intensifying portions
Patents: 44 Patent Applications: 2 - 188 Similar portions
Patents: 22 Patent Applications: 0 - 189 Multisection housing
Patents: 22 Patent Applications: 0 - 190 Separable
Patents: 17 Patent Applications: 0 - 191 With external sound deflector
Patents: 33 Patent Applications: 5 - 192 Particular shape of the horn
Patents: 63 Patent Applications: 6 - 193 Spiral sound path
Patents: 7 Patent Applications: 0 - 194 Doubly folded sound path
Patents: 17 Patent Applications: 0 - 195 Wide angle annular outlet
Patents: 17 Patent Applications: 0 - 196 Within tubular means
Patents: 33 Patent Applications: 3 - 197 Adjustable
Patents: 6 Patent Applications: 2 - 198 Housing or enclosure (e.g., sound confining and absorbing)
Patents: 119 Patent Applications: 9 - 199 Speaker type
Patents: 514 Patent Applications: 55 - 200 Machine type enclosure
Patents: 115 Patent Applications: 20 - 201 Offfice type devices (e.g., typewriters, teleprinters, etc.)
Patents: 25 Patent Applications: 1 - 202 Electical type devices (e.g., transformers, motors, etc.)
Patents: 114 Patent Applications: 13 - 203 Reaction engine test chamber
Patents: 8 Patent Applications: 0 - 204 Internal-combustion engine
Patents: 222 Patent Applications: 30 - 205 Partial enclosure or shroud
Patents: 55 Patent Applications: 8 - 206 By wave interference
Patents: 138 Patent Applications: 24 - 207 Mechanical vibration attenuator
Patents: 233 Patent Applications: 29 - 208 Damping of flexural structure
Patents: 147 Patent Applications: 9 - 209 Relatively moving parts
Patents: 45 Patent Applications: 8 - 210 Sound absorbing fence or screen (e.g., jet engine or vehicle noise)
Patents: 163 Patent Applications: 38 - 211 Combined
Patents: 72 Patent Applications: 10 - 212 Muffler, fluid conducting type
Patents: 66 Patent Applications: 24 - 213 Reaction engine type
Patents: 167 Patent Applications: 15 - 214 Upstream (e.g., intake silencer)
Patents: 88 Patent Applications: 19 - 215 With adjustable outlet nozzle
Patents: 34 Patent Applications: 2 - 216 Longitudinally adjustable section
Patents: 14 Patent Applications: 2 - 217 Removable silencer unit (e.g., mobile)
Patents: 22 Patent Applications: 2 - 218 Ground installation silencer
Patents: 27 Patent Applications: 0 - 219 With adjustable internal baffles
Patents: 21 Patent Applications: 4 - 220 With disparate fluid mingling
Patents: 96 Patent Applications: 7 - 221 Liquid
Patents: 18 Patent Applications: 0 - 222 With sound absorbing material
Patents: 95 Patent Applications: 14 - 223 Silencer for firearms
Patents: 49 Patent Applications: 3 - 224 Sound absorbing ventilating duct or curb (e.g., a/c, heat, air flow type)
Patents: 266 Patent Applications: 32 - 225 With fan to assist fluid flow
Patents: 101 Patent Applications: 11 - 226 With adjustable fluid flow
Patents: 28 Patent Applications: 1 - 227 Pipe-muffler (e.g., tail pipe type)
Patents: 157 Patent Applications: 45 - 228 With exhaust pipe
Patents: 152 Patent Applications: 18 - 229 Carburetor, burner, or compressor intake silencer
Patents: 239 Patent Applications: 22 - 230 Pneumatic type motor (e.g., air hammer, etc.)
Patents: 192 Patent Applications: 12 - 231 With solid particle separator (e.g., spark arrestor, vacuum cleaner, etc.)
Patents: 119 Patent Applications: 11 - 232 Separate distinct units serially connected
Patents: 65 Patent Applications: 6 - 233 Liquid motion silencer
Patents: 66 Patent Applications: 5 - 234 Water-closet type
Patents: 14 Patent Applications: 1 - 235 Underwater discharge
Patents: 44 Patent Applications: 2 - 236 With muffler cut-out
Patents: 21 Patent Applications: 8 - 237 With pressure relief safety valve
Patents: 61 Patent Applications: 22 - 238 Multiple distinct inlets and/or outlets
Patents: 79 Patent Applications: 9 - 239 Outlets
Patents: 86 Patent Applications: 4 - 240 Manifold type
Patents: 128 Patent Applications: 7 - 241 Adjustable muffler (i.e., internal or external parts)
Patents: 77 Patent Applications: 10 - 242 Mouthpiece (e.g., telephone, microphone, etc.)
Patents: 32 Patent Applications: 1 - 243 With repair, replacement, or quick disassembly
Patents: 146 Patent Applications: 3 - 244 Corrosion prevention
Patents: 27 Patent Applications: 0 - 245 Internally coated parts
Patents: 9 Patent Applications: 0 - 246 Nonmetallic
Patents: 19 Patent Applications: 1 - 247 Straight-through passage
Patents: 43 Patent Applications: 7 - 248 Continuous conduit
Patents: 50 Patent Applications: 3 - 249 With expansion chamber
Patents: 117 Patent Applications: 31 - 250 And side branch
Patents: 125 Patent Applications: 36 - 251 And multi-passage
Patents: 51 Patent Applications: 15 - 252 With sound absorbing material
Patents: 242 Patent Applications: 35 - 253 With muffler bypass
Patents: 30 Patent Applications: 8 - 254 Valve controlled
Patents: 85 Patent Applications: 15 - 255 Expansion chamber
Patents: 178 Patent Applications: 17 - 256 With sound absorbing material
Patents: 216 Patent Applications: 43 - 257 And multi-passage
Patents: 61 Patent Applications: 4 - 258 Pervious material interposed in flow path
Patents: 166 Patent Applications: 12 - 259 With disparate fluid mingling
Patents: 23 Patent Applications: 5 - 260 Liquid
Patents: 25 Patent Applications: 0 - 261 Sprayed
Patents: 11 Patent Applications: 0 - 262 Induced by suction
Patents: 59 Patent Applications: 9 - 263 Motion induced
Patents: 21 Patent Applications: 0 - 264 With baffle or baffle structure
Patents: 185 Patent Applications: 22 - 265 Retroverted
Patents: 165 Patent Applications: 4 - 266 And side branch chamber
Patents: 68 Patent Applications: 7 - 267 Coaxial foraminous walls
Patents: 42 Patent Applications: 0 - 268 Multi-passage
Patents: 154 Patent Applications: 14 - 269 Expansion chamber type
Patents: 143 Patent Applications: 25 - 270 With alternating partial baffles along the length of casing
Patents: 46 Patent Applications: 14 - 271 With adjustable or flexible wall
Patents: 23 Patent Applications: 7 - 272 Plural chambers
Patents: 381 Patent Applications: 21 - 273 And side branch chamber
Patents: 79 Patent Applications: 17 - 274 With centrifugal flow
Patents: 22 Patent Applications: 0 - 275 And multi-passage
Patents: 87 Patent Applications: 6 - 276 Side branch
Patents: 70 Patent Applications: 19 - 277 Movable baffle
Patents: 42 Patent Applications: 7 - 278 Biased
Patents: 22 Patent Applications: 4 - 279 Spiral
Patents: 53 Patent Applications: 14 - 280 Helical
Patents: 57 Patent Applications: 3 - 281 Perpendicular and/or oblique
Patents: 63 Patent Applications: 2 - 282 Casings
Patents: 239 Patent Applications: 12 - 283 Air or liquid cooled
Patents: 29 Patent Applications: 2 - 284 Sound absorbing panels
Patents: 193 Patent Applications: 20 - 285 Load bearing block type structure
Patents: 51 Patent Applications: 12 - 286 Specific acoustical properties or dimensions
Patents: 355 Patent Applications: 52 - 287 Movable/foldable panels
Patents: 79 Patent Applications: 9 - 288 Cellular
Patents: 150 Patent Applications: 9 - 289 Light permeable
Patents: 28 Patent Applications: 1 - 290 Multilayer panel or wall structure
Patents: 477 Patent Applications: 113 - 291 With membrane outer layer
Patents: 107 Patent Applications: 2 - 292 With perforated or porous face and honeycomb-like core
Patents: 242 Patent Applications: 19 - 293 With channels or cavities in surface layer
Patents: 144 Patent Applications: 36 - 294 Materials
Patents: 304 Patent Applications: 46 - 295 Space absorbers
Patents: 131 Patent Applications: 7 - 296 Methods
Patents: 139 Patent Applications: 17 - 400 WAVE COUPLING
Patents: 19 Patent Applications: 0 - 401 Earth
Patents: 160 Patent Applications: 0 - 402 Liquid
Patents: 47 Patent Applications: 0 - 403 REFRIGERATOR COMPRESSSOR MUFFLER
Patents: 166 Patent Applications: 1 - 404 HOBBY CRAFT ENGINE MUFFLER
Patents: 3 Patent Applications: 0
| DefinitionThis class includes devices and corresponding methods for mechanically transmitting, for amplifying and for ascertaining the direction of sound and for mechanically muffling or filtering sound, and not elsewhere provided for. |
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