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US3217406A
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Automatic tool changing apparatus
Assignee: Milacron Inc
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Filing: 1963-02-28
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Granted: 1965-11-16
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Expires: 1983-02-28
Abstract
No abstract record available.
Inventors
- 👤 Lewis A Dever
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:46
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/155; B23Q3/157; B23Q3/15773; Y; Y10; Y10T; Y10T483/00; Y10T483/17; Y10T483/1733; Y10T483/1748; Y10T483/1752; Y10T483/1755; Y10T483/1757; Y10T483/176; Y10T483/18; Y10T483/1809
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
APPARATUS FOR AUTOMATICALLY LOADING A TOOL INTO THE SPINDLE OF A MACHINE TOOL COMPRISING A FRAME, AN INDEXABLE STORAGE MEANS ON SAID FRAME FOR RECEIVING AND HOLDING A PLURALITY OF CUTTING TOOLS READY FOR LOADING INTO THE SPINDLE, MEANS FOR INDEXING SAID STORAGE MEANS TO MOVE A SELECTED TOOL THEREIN INTO A PICKUP POSITION, A SINGLE ARM ON SAID FRAME FOR ENGAGING THE TOOL IN THE PICKUP POSITION AND MOVING IT TO AN INTERCHANGE POSITION, AND A DOUBLE ARM HAVING PORTIONS THEREON MOVABLE BETWEEN SAID SPINDLE AND THE INTERCHANGE POSITION FOR REMOVING THE TOOL FROM SAID SINGLE ARM AND TRANSFERRING IT TO THE SPINDLE.
Claim 2
Dependent Claim
104 words
APPARATUS FOR AUTOMATICALLY LOADING A TOOL INTO THE SPINDLE OF A MACHINE TOOL COMPRISING A FRAME, AN INDEXABLE STORAGE MEANS ON SAID FRAME FOR RECEIVING AND HOLDING A PLURALITY OF CUTTING TOOLS READY FOR LOADING INTO THE SPINDLE, MEANS FOR INDEXING SAID STORAGE MEANS TO MOVE A SELECTED TOOL THEREIN INTO A PICKUP POSITION, A SINGLE ARM ON SAID FRAME FOR ENGAGING THE TOOL IN THE PICKUP POSITION AND MOVING IT TO AN INTERCHANGE POSITION, AND A DOUBLE ARM HAVING PORTIONS THEREON MOVABLE BETWEEN SAID SPINDLE AND THE INTERCHANGE POSITION FOR REMOVING THE TOOL FROM SAID SINGLE ARM AND TRANSFERRING IT TO THE SPINDLE.
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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |