CA1024643A - Loudspeaker - Google Patents
LoudspeakerInfo
- Publication number
- CA1024643A CA1024643A CA225,878A CA225878A CA1024643A CA 1024643 A CA1024643 A CA 1024643A CA 225878 A CA225878 A CA 225878A CA 1024643 A CA1024643 A CA 1024643A
- Authority
- CA
- Canada
- Prior art keywords
- loudspeaker
- 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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- 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)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US46585674A | 1974-05-01 | 1974-05-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1024643A true CA1024643A (en) | 1978-01-17 |
Family
ID=23849452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA225,878A Expired CA1024643A (en) | 1974-05-01 | 1975-04-30 | Loudspeaker |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS50152712A (en) |
AU (1) | AU8036575A (en) |
BE (1) | BE828507A (en) |
CA (1) | CA1024643A (en) |
CH (1) | CH598731A5 (en) |
DE (1) | DE2518521A1 (en) |
ES (1) | ES436953A1 (en) |
FR (1) | FR2269832A1 (en) |
GB (1) | GB1468787A (en) |
NL (1) | NL7504714A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3603537A1 (en) * | 1986-02-05 | 1987-08-06 | Pfleid Wohnraumakustik Gmbh | BROADBAND SPEAKER |
-
1975
- 1975-04-21 NL NL7504714A patent/NL7504714A/en unknown
- 1975-04-21 AU AU80365/75A patent/AU8036575A/en not_active Expired
- 1975-04-23 GB GB1685575A patent/GB1468787A/en not_active Expired
- 1975-04-25 ES ES436953A patent/ES436953A1/en not_active Expired
- 1975-04-25 DE DE19752518521 patent/DE2518521A1/en active Pending
- 1975-04-28 BE BE155882A patent/BE828507A/en unknown
- 1975-04-28 JP JP5199975A patent/JPS50152712A/ja active Pending
- 1975-04-30 FR FR7513600A patent/FR2269832A1/fr not_active Withdrawn
- 1975-04-30 CH CH556175A patent/CH598731A5/xx not_active IP Right Cessation
- 1975-04-30 CA CA225,878A patent/CA1024643A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU8036575A (en) | 1976-10-28 |
JPS50152712A (en) | 1975-12-09 |
FR2269832A1 (en) | 1975-11-28 |
BE828507A (en) | 1975-08-18 |
NL7504714A (en) | 1975-11-04 |
DE2518521A1 (en) | 1975-11-13 |
GB1468787A (en) | 1977-03-30 |
ES436953A1 (en) | 1976-12-01 |
CH598731A5 (en) | 1978-05-12 |
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