Patent · US Expired

Phonograph pick-up arm control arrangement

US4105961A · kind A · utility

4Cited by
8References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 25, 1975
Grant dateAug 8, 1978
Priority date
Expiry dateNov 25, 1995

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B3/125
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

This invention relates to arrangements for use in controlling the movement of a pivoted arm and it has particular, though not exclusive, application in controlling the movement of a phonograph pick-up arm.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.