BE359913A - - Google Patents
Info
- Publication number
- BE359913A BE359913A BE359913DA BE359913A BE 359913 A BE359913 A BE 359913A BE 359913D A BE359913D A BE 359913DA BE 359913 A BE359913 A BE 359913A
- Authority
- BE
- Belgium
- Prior art keywords
- disc
- supported
- moving coil
- instrument according
- loudspeaker
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 5
- 241000771208 Buchanania arborescens Species 0.000 claims description 3
- 240000007182 Ochroma pyramidale Species 0.000 claims description 3
- 239000000725 suspension Substances 0.000 description 5
- 239000000835 fiber Substances 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 229920002160 Celluloid Polymers 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 241000282320 Panthera leo Species 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000002025 wood fiber Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
- H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE359913A true BE359913A (OSRAM) |
Family
ID=33328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE359913D BE359913A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE359913A (OSRAM) |
-
0
- BE BE359913D patent/BE359913A/fr unknown
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