Patent US3568284A successfully refreshed from Google Patents.
US3568284A
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Cutting tools
Assignee: Tarkett AB
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Filing: 1968-04-08
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Granted: 1971-03-09
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Expires: 1988-04-08
Abstract
Abstract A CUTTING TOOL COMPRISES ONE OR MORE DISK-SHAPED BODY MEMBERS SECURED TO A DRIVE SHAFT AND HAVING RECESSES THAT INTERSECT THE BODY MEMBER PERIPHERY AND EACH ACCOMMODATES A CUTTING ELEMENT WHICH SUBSTANTIALLY LIES WITHIN THE SPACE DEFINED BY THE LATERAL PLANES OF THE ASSOCIATED BODY MEMBER, SAID CUTTING ELEMENT PROJECTING WITH A MINOR PORTION OF ITS PERIPHERY BEYOND THAT OF THE BODY MEMBER AND HAVING ON SAID PROJECTING PORTION ONE OR MORE CUTTING EDGES WHICH CAN BE EXCHANGED FOR OTHER CUTTING EDGES OF THE CUTTING ELEMENT BY ROTATION OF THE ELEMENT IN SAID RECESS AND BY FIXATION THEREOF IN THE ANGULAR POSITION INTO WHICH IT HAS BEEN SET.
Inventors
- 👤 Tore Lunden
- 👤 Carl Astrand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:51
CPC Classifications
B; B27; B27G; B27G13/00; B27G13/005; B23; B23C; B23C5/00; B23C5/16; B23C5/20; B23C5/202; B23C2200/00; B23C2200/04; B23C2200/0416; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1902; Y10T407/1906; Y10T407/1942; Y10T407/20; Y10T407/23
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) | 1974-03-08 | 1974-09-07 | 1975-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-08 | 1978-09-07 | 1979-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-08 | 1982-09-07 | 1983-03-09 | $7700.00 | Window Closed / Lapsed |