Patent US3233370A successfully refreshed from Google Patents.
US3233370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of parallel lapped surfaces
Assignee: FALK Co
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Filing: 1963-07-19
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Granted: 1966-02-08
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Expires: 1983-07-19
Abstract
No abstract record available.
Inventors
- 👤 Robert J Best
- 👤 Adolf C Falk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:01
CPC Classifications
B; B24; B24B; B24B37/00; B24B37/04; B24B37/07; B24B37/10; B24B37/102
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
LAPPING APPARATUS COMPRISING A LAP PLATE, A RETAINING RING ADAPTED TO SEAT THEREON FOR MOVEMENT RELATIVELY TO THE PLATE PARALLEL TO ITS SURFACE, A RAM AXIALLY MOVABLE WITH RESPECT TO THE RING, MOVABLE THEREWITH RELATIVELY TO THE PLATE AND HAVING A PORTION ENTERING AND CONFORMING TO THE INTERIOR OF THE RING AND PRESENTING A FLAT FACE IN OPPOSITION TO AND PARALLELING THE PLATE SURFACE, A PLURALITY OF MUTUALLY PARALLEL ELONGATED ELEMENTS PROJECTING FROM THE END OF THE RING REMOTE FROM THE PLATE AND SUBSTANTIALLY PARALLELING THE RING AXIS AND A RADIAL FLANGE PRESENTING A CORRESPONDING PLURALITY OF MUTUALLY PARALLEL BORES IN ANOTHER PORTION OF THE RAM RESPECTIVELY ADAPTED TO RECEIVE THE ELONGATED ELEMENTS TO RETAIN THE RAM FACE PARALLEL TO SAID PLATE SURFACE WHILE THE RING IS SEATED ON THE PLATE.
Claim 2
Dependent Claim
131 words
LAPPING APPARATUS COMPRISING A LAP PLATE, A RETAINING RING ADAPTED TO SEAT THEREON FOR MOVEMENT RELATIVELY TO THE PLATE PARALLEL TO ITS SURFACE, A RAM AXIALLY MOVABLE WITH RESPECT TO THE RING, MOVABLE THEREWITH RELATIVELY TO THE PLATE AND HAVING A PORTION ENTERING AND CONFORMING TO THE INTERIOR OF THE RING AND PRESENTING A FLAT FACE IN OPPOSITION TO AND PARALLELING THE PLATE SURFACE, A PLURALITY OF MUTUALLY PARALLEL ELONGATED ELEMENTS PROJECTING FROM THE END OF THE RING REMOTE FROM THE PLATE AND SUBSTANTIALLY PARALLELING THE RING AXIS AND A RADIAL FLANGE PRESENTING A CORRESPONDING PLURALITY OF MUTUALLY PARALLEL BORES IN ANOTHER PORTION OF THE RAM RESPECTIVELY ADAPTED TO RECEIVE THE ELONGATED ELEMENTS TO RETAIN THE RAM FACE PARALLEL TO SAID PLATE SURFACE WHILE THE RING IS SEATED ON THE PLATE.
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) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |