BE634583A - - Google Patents
Info
- Publication number
- BE634583A BE634583A BE634583DA BE634583A BE 634583 A BE634583 A BE 634583A BE 634583D A BE634583D A BE 634583DA BE 634583 A BE634583 A BE 634583A
- Authority
- BE
- Belgium
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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/16—Mounting or connecting stylus to transducer with or without damping means
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Springs (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20790262A | 1962-07-06 | 1962-07-06 | |
| US470339A US3236956A (en) | 1962-07-06 | 1965-07-01 | Replaceable stylus holders for phonograph pickups |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE634583A true BE634583A (he) |
Family
ID=26902712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE634583D BE634583A (he) | 1962-07-06 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3236956A (he) |
| BE (1) | BE634583A (he) |
| CH (1) | CH417991A (he) |
| GB (1) | GB1047476A (he) |
| LU (1) | LU44010A1 (he) |
| NL (1) | NL295060A (he) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3444335A (en) * | 1965-01-04 | 1969-05-13 | John Walton | Phonograph pick-up with de-coupling of the stylus mass |
| GB1136601A (en) * | 1965-01-14 | 1968-12-11 | Cosmocord Ltd | Improvements in and relating to gramophone pickups |
| US3433487A (en) * | 1966-09-05 | 1969-03-18 | Victor Company Of Japan | Piezoelectro-acoustic stereophonic pickup |
| JPS5123288Y2 (he) * | 1973-05-14 | 1976-06-15 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2717929A (en) * | 1952-04-10 | 1955-09-13 | Sonotone Corp | Phonograph pickups |
-
0
- GB GB1047476D patent/GB1047476A/en active Active
- BE BE634583D patent/BE634583A/xx unknown
- NL NL295060D patent/NL295060A/xx unknown
-
1963
- 1963-07-02 CH CH817263A patent/CH417991A/de unknown
- 1963-07-05 LU LU44010D patent/LU44010A1/xx unknown
-
1965
- 1965-07-01 US US470339A patent/US3236956A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH417991A (de) | 1966-07-31 |
| US3236956A (en) | 1966-02-22 |
| LU44010A1 (he) | 1963-11-13 |
| NL295060A (he) | |
| GB1047476A (he) |