US3344511A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toolholder and gripping device for automatic tool changers
Assignee: Giddings and Lewis LLC
•
Filing: 1965-02-08
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Granted: 1967-10-03
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Expires: 1985-02-08
Abstract
No abstract record available.
Inventors
- 👤 Everett E Hosea
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:10
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/155; B23Q3/1552; B23Q3/1554; B23Q3/15553; B23Q3/157; B23Q3/15773; B23Q2003/155404; B23Q2003/155407; B23Q2003/155414; B23Q2003/155418; B23Q2003/155425; B23Q2003/155428; B23Q2003/155435; B23Q2003/155439; Y; Y10; Y10S; Y10S483/00; Y10S483/902; Y10T; Y10T483/00; Y10T483/17; Y10T483/1733; Y10T483/1736; Y10T483/1748; Y10T483/1752; Y10T483/1755; Y10T483/1757
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
FOR USE IN AN AUTOMATIC TOOL CHANGING APPARATUS FOR A MACHINE TOOL WHEREIN IN SUCCESSION OF TOOLS IS TRANSFERRED BETWEEN A STORAGE AREA AND AN OPERATING STATION, THE COMBINATION COMPRISING A TOOL GRIPPING DEVICE HAVING A PAIR OF RELATIVELY MOVABLE GRIPPING JAWS, A TOOLHOLDER HAVING A RADIAL GRIPPING FLANGE ADAPTED FOR ENGAGEMENT BETWEEN SAID JAWS, A PAIR OF LATERALLY SPACED CONVEX TEETH ON ONE OF SAID JAWS PROJECTING TOWARD SAID OTHER JAW, MEANS ON SAID OTHER JAW DEFINING A FLAT ABUTTING SURFACE OPPOSITE SAID ONE JAW, MEANS DEFINING A PAIR OF LATERALLY SPACED
Claim 2
Dependent Claim
93 words
FOR USE IN AN AUTOMATIC TOOL CHANGING APPARATUS FOR A MACHINE TOOL WHEREIN IN SUCCESSION OF TOOLS IS TRANSFERRED BETWEEN A STORAGE AREA AND AN OPERATING STATION, THE COMBINATION COMPRISING A TOOL GRIPPING DEVICE HAVING A PAIR OF RELATIVELY MOVABLE GRIPPING JAWS, A TOOLHOLDER HAVING A RADIAL GRIPPING FLANGE ADAPTED FOR ENGAGEMENT BETWEEN SAID JAWS, A PAIR OF LATERALLY SPACED CONVEX TEETH ON ONE OF SAID JAWS PROJECTING TOWARD SAID OTHER JAW, MEANS ON SAID OTHER JAW DEFINING A FLAT ABUTTING SURFACE OPPOSITE SAID ONE JAW, MEANS DEFINING A PAIR OF LATERALLY SPACED
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |