Record player
US4196907A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 16, 1978 |
| Grant date | Apr 8, 1980 |
| Priority date | — |
| Expiry date | Feb 16, 1998 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B17/05
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A record player with a turntable mounted for rotation in a substantially fixed horizontal plane on a chassis and a tone arm for reproducing signals recorded on the surface of a record disc which faces upwardly when the disc is rotatably supported on the turntable, is provided with a record turn-over mechanism comprised of a support structure, for example, in the form of lever assemblies, mounted on the chassis for swinging between raised and lowered positions about an axis which extends parallel to a diameter of the turntable and is disposed to one side of the latter, a pair of spaced apart gripping devices directed inwardly towards each other from end portions, respectively, of the support structure and being axially movable between gripping positions at which the gripping devices are engageable with diametrically opposed locations on the periphery of a record disc and released positions, the gripping devices also being turnable relative to the support structure about a common axis parallel with the axis of swinging movement of the support structure, and cams for effecting the swinging movements of the support structure and the axial and turnable movements of the gripping devices …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.