G11B 3/08587
For pick-up arm moving parallel to itself
Official title: {for pick-up arm moving parallel to itself}
G11B3/08587 (For pick-up arm moving parallel to itself) appears on 22 US grants and 0 published applications in this corpus.
Search patents in G11B- Granted patents
- 22
- Published applications
- 0
- Assignees
- 10
- Inventors
- 24
- Latest grant
- 4 Sep 1984
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Apparatus for lifting and lowering a linear tracking tone arm in a record player4 Sep 1984US 4,470,130 AVictor Company of Japan, Ltd.
- Linear tracking arm drive apparatus5 Jun 1984US 4,453,243 ASony Corporation
- Linear drive motor control system13 Sep 1983US 4,404,671 APioneer Electronic Corporation
- Tonearm position setting device29 Jun 1982US 4,337,537 APioneer Electronic Corporation
- Linear tracking arm assembly with electric brake16 Mar 1982US 4,320,493 APioneer Electronic Corporation
No published applications in this class yet.
Most cited
By later US patents
- Disc record groove skipper18US 4,164,756 ARCA Corporation · 1979
- Signal pickup return mechanism11US 3,954,272 ARCA Corporation · 1976
- Signal pickup arm lifting/lowering and groove skipper apparatus10US 4,176,378 ARCA Corporation · 1979
- Velocity correction system for video disc player8US 4,162,511 ARCA Corporation · 1979
- Disc record player8US 4,185,836 APlessey Handel und Investments AG · 1980