NL18285C - - Google Patents
Info
- Publication number
- NL18285C NL18285C NL30968A NL30968A NL18285C NL 18285 C NL18285 C NL 18285C NL 30968 A NL30968 A NL 30968A NL 30968 A NL30968 A NL 30968A NL 18285 C NL18285 C NL 18285C
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/001—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor with vibrating mechanical coupling means between pick-up element and sound producing element
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
- Vibration Prevention Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB18973/25A GB262839A (en) | 1925-07-25 | 1925-07-25 | Improvements in vibratory systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL18285C true NL18285C (en) | 1928-07-16 |
Family
ID=10121612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL30968A NL18285C (en) | 1925-07-25 | 1925-08-06 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1663884A (en) |
| CH (1) | CH122103A (en) |
| FR (1) | FR605442A (en) |
| GB (1) | GB262839A (en) |
| NL (1) | NL18285C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3576955A (en) * | 1967-08-22 | 1971-05-04 | Matsushita Electric Ind Co Ltd | Armature assembly for magnetic-type phonograph pickup |
| US3531601A (en) * | 1968-06-26 | 1970-09-29 | Sonotone Corp | Phonograph pickup cartridge with selectively settable compliance |
| US3761647A (en) * | 1968-08-14 | 1973-09-25 | Audio Technica Kk | Cartridge for detecting vibrations representing stereophonic sound |
-
1924
- 1924-05-05 US US711044A patent/US1663884A/en not_active Expired - Lifetime
-
1925
- 1925-07-25 GB GB18973/25A patent/GB262839A/en not_active Expired
- 1925-08-06 NL NL30968A patent/NL18285C/xx active
- 1925-10-30 FR FR605442D patent/FR605442A/en not_active Expired
- 1925-12-22 CH CH122103D patent/CH122103A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR605442A (en) | 1926-05-26 |
| CH122103A (en) | 1927-09-01 |
| US1663884A (en) | 1928-03-27 |
| GB262839A (en) | 1926-11-25 |