JPS57152796A - Dust cap for speaker - Google Patents
Dust cap for speakerInfo
- Publication number
- JPS57152796A JPS57152796A JP3905081A JP3905081A JPS57152796A JP S57152796 A JPS57152796 A JP S57152796A JP 3905081 A JP3905081 A JP 3905081A JP 3905081 A JP3905081 A JP 3905081A JP S57152796 A JPS57152796 A JP S57152796A
- Authority
- JP
- Japan
- Prior art keywords
- internal loss
- dust cap
- oscillation
- domelike
- stylene
- 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.)
- Granted
Links
- 239000000428 dust Substances 0.000 title abstract 4
- 238000005187 foaming Methods 0.000 abstract 4
- 230000010355 oscillation Effects 0.000 abstract 3
- 229920001577 copolymer Polymers 0.000 abstract 2
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 abstract 2
- 239000006260 foam Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000035699 permeability Effects 0.000 abstract 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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3905081A JPS57152796A (en) | 1981-03-17 | 1981-03-17 | Dust cap for speaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3905081A JPS57152796A (en) | 1981-03-17 | 1981-03-17 | Dust cap for speaker |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57152796A true JPS57152796A (en) | 1982-09-21 |
JPS6313635B2 JPS6313635B2 (enrdf_load_stackoverflow) | 1988-03-26 |
Family
ID=12542294
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3905081A Granted JPS57152796A (en) | 1981-03-17 | 1981-03-17 | Dust cap for speaker |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57152796A (enrdf_load_stackoverflow) |
-
1981
- 1981-03-17 JP JP3905081A patent/JPS57152796A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6313635B2 (enrdf_load_stackoverflow) | 1988-03-26 |
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