Dynamic information storage or retrieval – Specific detail of information handling portion of system – Mechanical modification or sensing of storage medium
Patent
1982-10-12
1984-04-03
Phillips, Charles E.
Dynamic information storage or retrieval
Specific detail of information handling portion of system
Mechanical modification or sensing of storage medium
G11B 352
Patent
active
044411774
ABSTRACT:
A phonograph stylus protection mechanism includes a protective zone defining member and a stylus deflector. The deflector moves the stylus to the protective zone during lateral deflection of the stylus to prevent stylus and record damage.
REFERENCES:
patent: 2348660 (1944-05-01), Stephan
patent: 2502242 (1950-03-01), Andres
patent: 2539392 (1951-01-01), Ansar
patent: 3201132 (1965-08-01), Hammond
Groh Allen R.
Kehl Joseph D.
Phillips Charles E.
Shure Brothers Inc.
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