US3095690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contact and index system for an electric watch
Assignee: Hamilton Watch Co
•
Filing: 1959-03-23
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Granted: 1963-07-02
•
Expires: 1979-03-23
Abstract
No abstract record available.
Inventors
- 👤 Epperlein Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:52
CPC Classifications
G; G04; G04C; G04C3/00; G04C3/04; G04C3/06; G04C3/061
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN AN ELECTRIC WATCH ADAPTED TO BE DRIVEN BY A BATTERY AND HAVING A TRAIN, AN INDEX WHEEL CONNECTED TO DRIVE SAID TRAIN, AND AN OSCILLATING BALANCE STAFF CARRYING ONE PORTION OF A PERIODICALLY ENERGIZED MAGNETIC IMPULSING SYSTEM HAVING A SECOND PORTION MOUNTED ON THE FRAME OF SAID WATCH, WHEREIN THE AXES OF ROTATION OF SAID TRAIN, INDEX WHEEL AND SAID BALANCE STAFF ARE PARALLEL, THE IMPROVEMENT COMPRISING; SUPPORT MEANS ON SAID STAFF CARRYING A CONTACT MEMBER AND A SEPARATE SPACED CAM; AND PALLET MEANS PIVOTALLY MOUNTED ON SAID WATCH FRAME FOR ROTATION ABOUT AN AXIS PARALLEL TO SAID AFOREMENTIONED AXES, AND HAVING A FIRST PORTION POSITIONED FOR ENGAGEMENT WITH SAID CAM, A SECOND PORTION POSITIONED ENGAGEMENT WITH SAID CONTACT MEMBER, AND A THIRD PORTION
Claim 2
Dependent Claim
125 words
IN AN ELECTRIC WATCH ADAPTED TO BE DRIVEN BY A BATTERY AND HAVING A TRAIN, AN INDEX WHEEL CONNECTED TO DRIVE SAID TRAIN, AND AN OSCILLATING BALANCE STAFF CARRYING ONE PORTION OF A PERIODICALLY ENERGIZED MAGNETIC IMPULSING SYSTEM HAVING A SECOND PORTION MOUNTED ON THE FRAME OF SAID WATCH, WHEREIN THE AXES OF ROTATION OF SAID TRAIN, INDEX WHEEL AND SAID BALANCE STAFF ARE PARALLEL, THE IMPROVEMENT COMPRISING; SUPPORT MEANS ON SAID STAFF CARRYING A CONTACT MEMBER AND A SEPARATE SPACED CAM; AND PALLET MEANS PIVOTALLY MOUNTED ON SAID WATCH FRAME FOR ROTATION ABOUT AN AXIS PARALLEL TO SAID AFOREMENTIONED AXES, AND HAVING A FIRST PORTION POSITIONED FOR ENGAGEMENT WITH SAID CAM, A SECOND PORTION POSITIONED ENGAGEMENT WITH SAID CONTACT MEMBER, AND A THIRD PORTION
References Cited (Backward Citations)
FR647217A
Cited
FR648393A
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GB480407A
Cited
DE705966C
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US2195311A
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US2495858A
Cited
US2644293A
Cited
FR1062190A
Cited
US2806908A
Cited
US2926534A
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US2977750A
Cited
US2964901A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |