US3286557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine reamers with inter-changeable cutters
Assignee: Mapal Fabrik fuer Praezisionswerkzeuge Dr Kress KG
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Filing: 1963-12-20
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Granted: 1966-11-22
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Expires: 1983-12-20
Abstract
No abstract record available.
Inventors
- 👤 Rietzler Erich
- 👤 Hailer Hermann
- 👤 Kress George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:02
CPC Classifications
B; B23; B23D; B23D77/00; B23D77/02; B23D77/04; B23D77/044; B23D77/048; B23D2277/00; B23D2277/20; B23D2277/201; B23D2277/46; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T407/1908; Y10T407/1912; Y10T407/192; Y10T407/1922; Y10T407/28; Y10T408/00; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/8593
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A REAMER COMPRISING AN ELONGATED BODY ROTATABLE ABOUT ITS LONGITUDINAL AXIS AND PRESENTING A SUBSTANTIALLY RADIAL ABUTMENT SURFACE, AN ELONGATED BLADE HAVING ONE FACE THEREOF BEARING AGAINST SAID ABUTMENT SURFACE, MEANS FOR CLAMPING THE BLADE TO SAID SURFACE, AT LEAST ONE ADJUSTING ELEMENT DISPLACEABLE IN SAID BODY IN A PATH AT AN ANGLE TO THE PLANE OF SAID BLADE, EACH SAID ELEMENT PRESENTING A WEDGING SURFACE BEARING AGAINST THE INNER EDGE OF THE BLADE FOR FIXING THE RADIAL POSITION OF THE BLADE IN SAID BODY, AND MEANS FOR ADJUSTING THE POSITION OF EACH SAID ADJUSTING ELEMENT, SAID BLADE HAVING OPPOSITE LONGITUDINAL SIDE EDGES EACH ADAPTED TO SERVE AS A CUTTING EDGE, EITHER OF WHICH EDGES MAY BE POSITIONED FOR CUTTING WHILE THE OTHER CONSTITUTES THE INNER EDGE OF THE BLADE, EACH SAID WEDGING SURFACE MATING WITH WHICHEVER OF SAID EDGES IS DISPOSED AS SAID INNER EDGE.
Claim 2
Dependent Claim
146 words
A REAMER COMPRISING AN ELONGATED BODY ROTATABLE ABOUT ITS LONGITUDINAL AXIS AND PRESENTING A SUBSTANTIALLY RADIAL ABUTMENT SURFACE, AN ELONGATED BLADE HAVING ONE FACE THEREOF BEARING AGAINST SAID ABUTMENT SURFACE, MEANS FOR CLAMPING THE BLADE TO SAID SURFACE, AT LEAST ONE ADJUSTING ELEMENT DISPLACEABLE IN SAID BODY IN A PATH AT AN ANGLE TO THE PLANE OF SAID BLADE, EACH SAID ELEMENT PRESENTING A WEDGING SURFACE BEARING AGAINST THE INNER EDGE OF THE BLADE FOR FIXING THE RADIAL POSITION OF THE BLADE IN SAID BODY, AND MEANS FOR ADJUSTING THE POSITION OF EACH SAID ADJUSTING ELEMENT, SAID BLADE HAVING OPPOSITE LONGITUDINAL SIDE EDGES EACH ADAPTED TO SERVE AS A CUTTING EDGE, EITHER OF WHICH EDGES MAY BE POSITIONED FOR CUTTING WHILE THE OTHER CONSTITUTES THE INNER EDGE OF THE BLADE, EACH SAID WEDGING SURFACE MATING WITH WHICHEVER OF SAID EDGES IS DISPOSED AS SAID INNER EDGE.
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |