US3286344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool with a tool changer
Assignee: Kearney and Trecker Corp
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Filing: 1965-03-01
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Granted: 1966-11-22
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Expires: 1985-03-01
Abstract
No abstract record available.
Inventors
- 👤 Wallace E Brainard
- 👤 Erich F Drechsler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:44
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/155; B23Q3/157; B23Q3/15713; B23Q3/1572; B23Q3/15722; B23Q3/15726; B23Q3/15733; Y; Y10; Y10T; Y10T483/00; Y10T483/12; Y10T483/123; Y10T483/17; Y10T483/1733; Y10T483/1748; Y10T483/1752; Y10T483/1755; Y10T483/18; Y10T483/1873; Y10T483/1891
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
IN A MACHINE TOOL HAVING A FRAME; A ROTATABLE TOOL RECEIVING SPINDLE SUPPORTED BY SAID FRAME; A TOOL STORAGE MAGAZINE SUPPORTED BY SAID FRAME AND HAVING A PLURALITY OF TOOL STORAGE POSITIONS; A PLURALITY OF TOOLS STORED IN SAID STORAGE POSITIONS OF SAID MAGAZINE; A TOOL READY STATION AND A TOOL RESTOCK STATION, SAID STATIONS BEING SPACED APART A DISTANCE EQUAL TO THE SPACING BETWEEN THE AXES OF TWO ADJACENT STORAGE POSITIONS OF SAID MAGAZINE, SO THAT A STORAGE POSITION WILL BE LOCATED AT THE READY STATION AND AN ADJACENT STORAGE POSITION WILL BE LOCATED AT THE RESTOCK STATION; A TOOL TRANSFER MEMBER SUPPORTED BY SAID FRAME FOR ROTATIONAL AND AXIAL MOVEMENT ON A COMMON AXIS THAT IS DISPOSED BETWEEN SAID SPINDLE AND STATIONS, SAID TOOL TRANSFER MEMBER HAVING A PAIR OF TOOL ENGAGING SOCKETS THAT ARE DISPLACED RELATIVE TO EACH OTHER 180* +ONE-HALF OF THE ANGLE FROM THE AXIS ABOUT WHICH THE TRANSFER MEMBER IS MOVABLE SUBSTENDED BY TWO ADJACENT STORAGE POSITIONS; AND, POWER MEANS CONNECTED TO OPERATE SAID TRANSFER MEMBER IN A CYCLE OF OPERATION TO SIMULTANEOUSLY ENGAGE
Claim 2
Dependent Claim
180 words
IN A MACHINE TOOL HAVING A FRAME; A ROTATABLE TOOL RECEIVING SPINDLE SUPPORTED BY SAID FRAME; A TOOL STORAGE MAGAZINE SUPPORTED BY SAID FRAME AND HAVING A PLURALITY OF TOOL STORAGE POSITIONS; A PLURALITY OF TOOLS STORED IN SAID STORAGE POSITIONS OF SAID MAGAZINE; A TOOL READY STATION AND A TOOL RESTOCK STATION, SAID STATIONS BEING SPACED APART A DISTANCE EQUAL TO THE SPACING BETWEEN THE AXES OF TWO ADJACENT STORAGE POSITIONS OF SAID MAGAZINE, SO THAT A STORAGE POSITION WILL BE LOCATED AT THE READY STATION AND AN ADJACENT STORAGE POSITION WILL BE LOCATED AT THE RESTOCK STATION; A TOOL TRANSFER MEMBER SUPPORTED BY SAID FRAME FOR ROTATIONAL AND AXIAL MOVEMENT ON A COMMON AXIS THAT IS DISPOSED BETWEEN SAID SPINDLE AND STATIONS, SAID TOOL TRANSFER MEMBER HAVING A PAIR OF TOOL ENGAGING SOCKETS THAT ARE DISPLACED RELATIVE TO EACH OTHER 180* +ONE-HALF OF THE ANGLE FROM THE AXIS ABOUT WHICH THE TRANSFER MEMBER IS MOVABLE SUBSTENDED BY TWO ADJACENT STORAGE POSITIONS; AND, POWER MEANS CONNECTED TO OPERATE SAID TRANSFER MEMBER IN A CYCLE OF OPERATION TO SIMULTANEOUSLY ENGAGE
References Cited (Backward Citations)
US3173203A
Cited
US3218706A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |