GB313688A - Improvements in or relating to diaphragms for producing sound - Google Patents
Improvements in or relating to diaphragms for producing soundInfo
- Publication number
- GB313688A GB313688A GB1085128A GB1085128A GB313688A GB 313688 A GB313688 A GB 313688A GB 1085128 A GB1085128 A GB 1085128A GB 1085128 A GB1085128 A GB 1085128A GB 313688 A GB313688 A GB 313688A
- Authority
- GB
- United Kingdom
- Prior art keywords
- diaphragm
- segments
- diaphragms
- relating
- producing sound
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
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
- H04R7/12—Non-planar diaphragms or cones
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Abstract
313,688. Vincent, W. H. S. April 12, 1928. Diaphragms; magnetic instruments.-A flared diaphragm is formed of a series of segments a of the shape shown, so that the diaphragm is circular. The segments are formed of thin veneer wood, and are connected together at their edges by adhesive tape. The diaphragm has at its free edge a flat portion d, with a beading and a backing piece, as shown in Fig. 2. A closed pocket b is formed at the apex of the. diaphragm for engagement by the operating armature or stylus. The Provisional Specification describes also the use of metal, celluloid, cardboard, paper, or hard rubber for forming the segments.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1085128A GB313688A (en) | 1928-04-12 | 1928-04-12 | Improvements in or relating to diaphragms for producing sound |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1085128A GB313688A (en) | 1928-04-12 | 1928-04-12 | Improvements in or relating to diaphragms for producing sound |
Publications (1)
Publication Number | Publication Date |
---|---|
GB313688A true GB313688A (en) | 1929-06-20 |
Family
ID=9975482
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1085128A Expired GB313688A (en) | 1928-04-12 | 1928-04-12 | Improvements in or relating to diaphragms for producing sound |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB313688A (en) |
-
1928
- 1928-04-12 GB GB1085128A patent/GB313688A/en not_active Expired
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