Miniature apparatus for reproducing sound from a stationary record
US3952170A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 10, 1975 |
| Grant date | Apr 20, 1976 |
| Priority date | — |
| Expiry date | Jan 10, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B3/40
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Miniature apparatus for reproducing sound from a stationary record which comprises a base and a main shaft mounted on the base. A disc-like member is rotatably mounted on the main shaft and means is carried by the base for rotating the disc-like member. A cartridge having a stylus therein adapted to engage the record is provided. An arm assembly carries the cartridge in one end thereof and means is provided for mounting the arm assembly on the disc-like member to permit swinging motion of the arm assembly about horizontal and vertical pivot axes. The disc-like member has an arcuate slot therein through which the stylus can extend to engage the record.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.