US3269381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dressing assembly for grinding machine
Assignee: Hein Werner Corp
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Filing: 1963-05-03
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Granted: 1966-08-30
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Expires: 1983-05-03
Abstract
No abstract record available.
Inventors
- 👤 Francis P Healy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:20
CPC Classifications
B; B24; B24B; B24B53/00; B24B53/06; B24B53/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
IN A GRINDING MACHINE OF THE TYPE HAVING A BASE, AT LEAST TWO RELATIVELY CLOSELY SPACED, COAXIALLY SUPPORTED GRINDING WHEELS THAT ARE TO BE DRESSED FOR NON-RECTILINEAR GRINDING, A WHEEL DRESSING ASSEMBLY ON THE BASE SUPPORTED FOR SELECTIVE HORIZONTAL RECIPROCTION PARALLEL WITH AND TRANSVERSE TO THE AXIS OF WHEEL ROTATION, A DRESSING TOOL HOLDER CARRIED BY THE ASSEMBLY FOR VERTICAL RECIPROCATION RELATIVE TO THE BASE, MEANS FOR EFFECTING HORIZONTAL RECIPROCATION OF THE ASSEMBLY FOR SELECTIVELY POSITIONING THE DRESSING TOOL RELATIVE TO THE PERIPHERAL EDGE PORTIONS OF THE GRINDING SHEETS, AND MEANS FOR EFFECTING VERTICAL RECIPROCATION OF THE TOOL HOLDER, WHEREBY THE SAID HOLDER CAN BE MOVED FROM ONE GRINDING WHEEL TO ANOTHER WITHOUT CHANGE IN ATTITUDE SELECTIVELY TO DRESS THE PERIPHERAL EDGE PORTIONS OF THE WHEELS.
Claim 2
Dependent Claim
126 words
IN A GRINDING MACHINE OF THE TYPE HAVING A BASE, AT LEAST TWO RELATIVELY CLOSELY SPACED, COAXIALLY SUPPORTED GRINDING WHEELS THAT ARE TO BE DRESSED FOR NON-RECTILINEAR GRINDING, A WHEEL DRESSING ASSEMBLY ON THE BASE SUPPORTED FOR SELECTIVE HORIZONTAL RECIPROCTION PARALLEL WITH AND TRANSVERSE TO THE AXIS OF WHEEL ROTATION, A DRESSING TOOL HOLDER CARRIED BY THE ASSEMBLY FOR VERTICAL RECIPROCATION RELATIVE TO THE BASE, MEANS FOR EFFECTING HORIZONTAL RECIPROCATION OF THE ASSEMBLY FOR SELECTIVELY POSITIONING THE DRESSING TOOL RELATIVE TO THE PERIPHERAL EDGE PORTIONS OF THE GRINDING SHEETS, AND MEANS FOR EFFECTING VERTICAL RECIPROCATION OF THE TOOL HOLDER, WHEREBY THE SAID HOLDER CAN BE MOVED FROM ONE GRINDING WHEEL TO ANOTHER WITHOUT CHANGE IN ATTITUDE SELECTIVELY TO DRESS THE PERIPHERAL EDGE PORTIONS OF THE WHEELS.
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) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |