US3112117A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Geared-key operated jawless quick release chuck
Assignee: Bridgeport Machines Inc
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Filing: 1960-11-08
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Granted: 1963-11-26
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Expires: 1980-11-08
Abstract
No abstract record available.
Inventors
- 👤 Wahlstrom Magnus
- 👤 William M Hoddinott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:00
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/113; Y; Y10; Y10S; Y10S279/00; Y10S279/904; Y10T; Y10T279/00; Y10T279/16; Y10T279/17; Y10T279/17863; Y10T279/17871; Y10T279/17881
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A GEARED-KEY OPERATED JAWLESS QUICK RELEASE CHUCK, COMPRISING IN COMBINATION WITH A CHUCK BODY CARRYING SCREW THREADS, A RING NUT HAVING MATING SCREW THREADS AND A SKIRT DEPENDING THEREBELOW, A TOOL HOLDER MOUNTED IN THE CHUCK WITHIN THE COMPASS OF SAID SKIRT, AXIALLY INTERLOCKING DEVICES IN PART ON SAID TOOL HOLDER AND IN PART ON SAID RING NUT CAPABLE OF PASSING EACH OTHER AXIALLY AND COOPERATIVELY INTERENGAGEABLE IN A MANNER TO ACT AS A BAYONET JOINT, A CHUCK TIGHTENING AND LOOSENING TURN KEY, COOPERATIVELY ENMESHED GEAR TEETH ON SAID RING NUT AND ON SAID TURN KEY, A ROTOR BEARING IN SAID CHUCK BODY RECEPTIVE TO SAID TURN KEY, AND A SLOT IN SAID SKIRT IN LATERAL REGISTER WITH SAID BEARING TO ADMIT SAID TURN KEY TO THE LATTER THROUGH SAID SLOT.
Claim 2
Dependent Claim
131 words
A GEARED-KEY OPERATED JAWLESS QUICK RELEASE CHUCK, COMPRISING IN COMBINATION WITH A CHUCK BODY CARRYING SCREW THREADS, A RING NUT HAVING MATING SCREW THREADS AND A SKIRT DEPENDING THEREBELOW, A TOOL HOLDER MOUNTED IN THE CHUCK WITHIN THE COMPASS OF SAID SKIRT, AXIALLY INTERLOCKING DEVICES IN PART ON SAID TOOL HOLDER AND IN PART ON SAID RING NUT CAPABLE OF PASSING EACH OTHER AXIALLY AND COOPERATIVELY INTERENGAGEABLE IN A MANNER TO ACT AS A BAYONET JOINT, A CHUCK TIGHTENING AND LOOSENING TURN KEY, COOPERATIVELY ENMESHED GEAR TEETH ON SAID RING NUT AND ON SAID TURN KEY, A ROTOR BEARING IN SAID CHUCK BODY RECEPTIVE TO SAID TURN KEY, AND A SLOT IN SAID SKIRT IN LATERAL REGISTER WITH SAID BEARING TO ADMIT SAID TURN KEY TO THE LATTER THROUGH SAID SLOT.
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) | 1966-11-25 | 1967-05-27 | 1967-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-25 | 1971-05-27 | 1971-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-25 | 1975-05-27 | 1975-11-26 | $7700.00 | Window Closed / Lapsed |