US3565496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low noise bearing of synthetic material
Assignee: Siemens AG
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Filing: 1969-04-01
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Granted: 1971-02-23
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Expires: 1989-04-01
Abstract
Abstract A LOW NOISE BEARING OF SYNTHETIC MATERIAL FOR PRECISION MECHANICAL APPARATUS AND MINATURE MOTORS COMPRISES A BEARING BODY HAVING AN ELONGATED CONTINUOUS SLOT FORMED THERETHROUGH TO DIVIDE THE BEARING BODY INTO BEARING BODY PORTIONS. THE BEARING BODY PORTIONS ENCLOSE A ROTARY SHAFT AND ARE URGED AGAINST THE SHAFT AT A DETERMINED FORCE BY A SPRING.
Inventors
- 👤 Hans-Peter Latussek
- 👤 Heinz Petrak
- 👤 Martin Muller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:41
CPC Classifications
F; F16; F16C; F16C25/00; F16C25/02; F16C25/04; F16C33/00; F16C33/02; F16C33/04; F16C33/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |