Patent US5562479A successfully refreshed from Google Patents.
Patent US3117399A successfully refreshed from Google Patents.
US3117399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for tool grinding
Assignee: Individual
•
Filing: 1961-08-08
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Granted: 1964-01-14
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Expires: 1981-08-08
Abstract
No abstract record available.
Inventors
- 👤 Beare Berniece
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:08
CPC Classifications
B; B24; B24B; B24B3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A TOOL GRINDER COMPRISING A BASE, A CARRIAGE, A VERTICAL PIVOT SECURING THE CARRIAGE TO THE BASE TO MOVE ARCUATELY THEREON, A TOOL HOLDER, MOUNTING MEANS SUPPORTING THE TOOL HOLDER ON THE CARRIAGE SO THAT THE TOOL HOLDER MAY RECIPROCATE WITH RESPECT TO THE VERTICAL PIVOT, SAID MOUNTING MEANS BEING ARCUATELY DISPLACEABLE TRANSVERSELY OF A VERTICAL PLANE PASSING THROUGH THE LINE OF RECIPROCATION, MEANS FOR ROTATING THE TOOL HOLDER WITHIN THE MOUNTING MEANS, MEANS LIMITING SUCH ROTATION, A ROTARY GRINDING WHEEL, A SUPPORT ROTATABLY HOLDING THE WHEEL FROM THE BASE, SAID SUPPORT BEING ADAPTED TO RECIPROCATE TO MOVE THE WHEEL TOWARD THE VERTICAL PIVOT AND SELECTIVELY TO DISPLACE THE WHEEL ARCUATELY IN A VERTICAL PLANE PARALLEL TO THE PATH OF RECIPROCATION OF THE GRINDING WHEEL, AND MEANS ON THE TOOL HOLDER MOUNTING MEANS FOR GUIDING A TOOL INTO CUTTING ENGAGEMENT WITH THE GRINDING WHEEL.
Claim 2
Dependent Claim
144 words
A TOOL GRINDER COMPRISING A BASE, A CARRIAGE, A VERTICAL PIVOT SECURING THE CARRIAGE TO THE BASE TO MOVE ARCUATELY THEREON, A TOOL HOLDER, MOUNTING MEANS SUPPORTING THE TOOL HOLDER ON THE CARRIAGE SO THAT THE TOOL HOLDER MAY RECIPROCATE WITH RESPECT TO THE VERTICAL PIVOT, SAID MOUNTING MEANS BEING ARCUATELY DISPLACEABLE TRANSVERSELY OF A VERTICAL PLANE PASSING THROUGH THE LINE OF RECIPROCATION, MEANS FOR ROTATING THE TOOL HOLDER WITHIN THE MOUNTING MEANS, MEANS LIMITING SUCH ROTATION, A ROTARY GRINDING WHEEL, A SUPPORT ROTATABLY HOLDING THE WHEEL FROM THE BASE, SAID SUPPORT BEING ADAPTED TO RECIPROCATE TO MOVE THE WHEEL TOWARD THE VERTICAL PIVOT AND SELECTIVELY TO DISPLACE THE WHEEL ARCUATELY IN A VERTICAL PLANE PARALLEL TO THE PATH OF RECIPROCATION OF THE GRINDING WHEEL, AND MEANS ON THE TOOL HOLDER MOUNTING MEANS FOR GUIDING A TOOL INTO CUTTING ENGAGEMENT WITH THE GRINDING WHEEL.
References Cited (Backward Citations)
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Cited
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US2413436A
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US2494825A
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US2858649A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |