Patent US3239969A successfully refreshed from Google Patents.
US3239969A
Expired / Lapsed
US
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Single arm double workpiece loader for machine tool
Assignee: Milacron Inc
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Filing: 1963-10-28
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Granted: 1966-03-15
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Expires: 1983-10-28
Abstract
No abstract record available.
Inventors
- 👤 Otto R Perry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:42
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/35; B24B5/355; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2514; Y10T82/2516
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
IN A GRINDING MACHINE HAVING TWO SPACED OPERATING STATIONS, A SWINGABLE ARM HAVING AN OUTER END MOVABLE IN A CIRCULAR ARC INTO A POSITION BETWEEN SAID OPERATING STATIONS AS THE ARM IS SWUNG, AND MEANS TO HOLD A WORKPIECE ON EACH SIDE OF THE ARM AT ITS OUTER END FOR SIMULTANEOUS DELIVERY OF WORKPIECES INTO SAID OPERATING STATIONS AS SAID OUTER END OF THE ARM MOVES INTO SAID POSITION BETWEEN THE OPERATING STATIONS.
Claim 2
Dependent Claim
73 words
IN A GRINDING MACHINE HAVING TWO SPACED OPERATING STATIONS, A SWINGABLE ARM HAVING AN OUTER END MOVABLE IN A CIRCULAR ARC INTO A POSITION BETWEEN SAID OPERATING STATIONS AS THE ARM IS SWUNG, AND MEANS TO HOLD A WORKPIECE ON EACH SIDE OF THE ARM AT ITS OUTER END FOR SIMULTANEOUS DELIVERY OF WORKPIECES INTO SAID OPERATING STATIONS AS SAID OUTER END OF THE ARM MOVES INTO SAID POSITION BETWEEN THE OPERATING STATIONS.
References Cited (Backward Citations)
US2884747A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |