Patent US3150878A successfully refreshed from Google Patents.
US3150878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hollow spindle tool clamp
Assignee: Raytheon Co
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Filing: 1961-09-25
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Granted: 1964-09-29
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Expires: 1981-09-25
Abstract
No abstract record available.
Inventors
- 👤 Budden Anthony James
- 👤 Raiser Ernst
- 👤 Reutlingen Kreis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:30
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/155; B23Q3/1552; B23Q3/15553; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/309352; Y10T409/309408; Y10T483/00; Y10T483/17; Y10T483/1733; Y10T483/1736; Y10T483/1743
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
86 words
A TOOL CLAMP, COMPRISING: A HOLLOW TOOL SPINDLE HAVING A TOOL RECEIVING SPINDLE END; A BELLOWS-SHAPDED TOOL CLAMP DISPOSED WITHIN THE TOOL RECEIVING END OF SAID HOLLOW TOOL SPINDLE AND EXTENDING AXIALLY THEREOF; MEANS ADJACENT THE TOOL RECEIVING END OF SAID HOLLOW TOOL SPINDLE ENGAGING THE ADJACENT END OF SAID BELLOWS-SHAPED CLAMP PREVENTING MOVEMENT THEREOF OUT OF SAID HOLLOW TOOL SPINDLE; A PAIR OF CLAMP MEMBERS SLIDABLY MOUNTED IN SPACED END-TO-END RELATION IN SAID HOLLOW TOOL SPINDLE, ONE CLAMP MEMBER HAVING AN END PORTION ENGAGING THE
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) | 1967-09-29 | 1968-03-30 | 1968-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-29 | 1972-03-30 | 1972-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-29 | 1976-03-30 | 1976-09-29 | $7700.00 | Window Closed / Lapsed |