GB1494645A - Phonograph pickup - Google Patents
Phonograph pickupInfo
- Publication number
- GB1494645A GB1494645A GB4989274A GB4989274A GB1494645A GB 1494645 A GB1494645 A GB 1494645A GB 4989274 A GB4989274 A GB 4989274A GB 4989274 A GB4989274 A GB 4989274A GB 1494645 A GB1494645 A GB 1494645A
- Authority
- GB
- United Kingdom
- Prior art keywords
- drive
- cantilever
- frame
- supported
- piezoelectric
- 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
- 239000000463 material Substances 0.000 abstract 1
- 239000011159 matrix material Substances 0.000 abstract 1
- 239000007779 soft material Substances 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
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
- H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13623173U JPS5081204U (fr) | 1973-11-26 | 1973-11-26 | |
JP1160374A JPS50105103A (fr) | 1974-01-28 | 1974-01-28 | |
JP7248074U JPS512203U (fr) | 1974-06-19 | 1974-06-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1494645A true GB1494645A (en) | 1977-12-07 |
Family
ID=27279494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4989274A Expired GB1494645A (en) | 1973-11-26 | 1974-11-18 | Phonograph pickup |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE822549A (fr) |
CA (1) | CA1012893A (fr) |
DE (1) | DE2455400C3 (fr) |
FR (1) | FR2252620B1 (fr) |
GB (1) | GB1494645A (fr) |
NL (1) | NL168979C (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1523364A (en) * | 1975-02-19 | 1978-08-31 | Matsushita Electric Ind Co Ltd | Phonograph pickup |
-
1974
- 1974-11-15 NL NL7414924A patent/NL168979C/xx not_active IP Right Cessation
- 1974-11-18 GB GB4989274A patent/GB1494645A/en not_active Expired
- 1974-11-22 FR FR7438434A patent/FR2252620B1/fr not_active Expired
- 1974-11-22 DE DE19742455400 patent/DE2455400C3/de not_active Expired
- 1974-11-25 BE BE150811A patent/BE822549A/fr unknown
- 1974-11-26 CA CA214,643A patent/CA1012893A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1012893A (en) | 1977-06-28 |
BE822549A (fr) | 1975-03-14 |
NL168979B (nl) | 1981-12-16 |
NL7414924A (nl) | 1975-05-28 |
DE2455400A1 (de) | 1975-10-16 |
FR2252620A1 (fr) | 1975-06-20 |
FR2252620B1 (fr) | 1980-05-30 |
NL168979C (nl) | 1982-05-17 |
DE2455400B2 (fr) | 1980-03-13 |
DE2455400C3 (de) | 1980-11-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |