Patent US3552069A successfully refreshed from Google Patents.
US3552069A
Expired / Lapsed
US
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Floating seat structure for honing machines and the like
Assignee: Natco Inc
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Filing: 1967-08-04
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Granted: 1971-01-05
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Expires: 1987-08-04
Abstract
Abstract A FLOATING SEAT STRUCTURE FOR HONING MACHINES, DRILLING MACHINES, REAMING MACHINES AND THE LIKE, WHICH COACTS WITH A WORKPIECE AND IS FLOATED ON A FILM OF FLUID UNDER PRESSURE SO AS TO READILY SEEK AN ALIGNED POSITION WITH RESPECT TO A TOOL BEFORE A WORKPIECE CLAMPING MEANS IS OPERATED.
Inventors
- 👤 Joseph L Butler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:21
CPC Classifications
B; B24; B24B; B24B33/00; B24B33/10; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/561; Y10T408/5614
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) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |