US3254897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tone arm
Assignee: Individual
•
Filing: 1963-07-08
•
Granted: 1966-06-07
•
Expires: 1983-07-08
Abstract
No abstract record available.
Inventors
- 👤 Harland V Holmes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:08
CPC Classifications
G; G11; G11B; G11B3/00; G11B3/02; G11B3/10; G11B3/12; G11B3/14; G11B3/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A TONE ARM COMPRISING, IN COMBINATION: A STRAIGHT ROD TERMINATING AT ONE END IN A NEEDLE CARTRIDGE STRUCTURE POSITIONED SO THAT SAID NEEDLE ENGAGES A RECORD; A BASE MOUNTING RECEIVING THE OTHER END PORTION OF SAID ROD IN LONGITUDINAL SLIDING RELATIONSHIP SO THAT SAID ONE END OF SAID ROD IS CANTILEVERED FROM SAID BASE MOUNTING WHEREBY SAID CARTRIDGE CAN MOVE RADIALLY INWARDLY AS SAID RECORD IS ROTATED, AND IN WHICH SAID NEEDLE CARTRIDGE STRUCTURE INCLUDES A CARTRIDGE AND NEEDLE; AND MEANS MOUNTING SAID CARTRIDGE FOR VERTICAL MOVEMENT IN A STRAIGHT LINE PATH SO THAT SAID NEEDLE CAN MOVE UP AND DOWN IN A STRAIGHT LINE PATH WITH RESPECT TO SAID RECORD.
Claim 2
Dependent Claim
111 words
A TONE ARM COMPRISING, IN COMBINATION: A STRAIGHT ROD TERMINATING AT ONE END IN A NEEDLE CARTRIDGE STRUCTURE POSITIONED SO THAT SAID NEEDLE ENGAGES A RECORD; A BASE MOUNTING RECEIVING THE OTHER END PORTION OF SAID ROD IN LONGITUDINAL SLIDING RELATIONSHIP SO THAT SAID ONE END OF SAID ROD IS CANTILEVERED FROM SAID BASE MOUNTING WHEREBY SAID CARTRIDGE CAN MOVE RADIALLY INWARDLY AS SAID RECORD IS ROTATED, AND IN WHICH SAID NEEDLE CARTRIDGE STRUCTURE INCLUDES A CARTRIDGE AND NEEDLE; AND MEANS MOUNTING SAID CARTRIDGE FOR VERTICAL MOVEMENT IN A STRAIGHT LINE PATH SO THAT SAID NEEDLE CAN MOVE UP AND DOWN IN A STRAIGHT LINE PATH WITH RESPECT TO SAID RECORD.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |