US3732686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Watch movement including alarm mechanism
Assignee: A Schild SA
•
Filing: 1972-08-10
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Granted: 1973-05-15
•
Expires: 1992-08-10
Abstract
Abstract A watch movement comprising an alarm mechanism provided with a vibrating membrane located above the bottom plate, characterized in that the vibrating membrane is an annular plate resting on a supporting ring which is fastened to the bottom plate and pressing against the dial.
Inventors
- 👤 R Zaugg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:45
CPC Classifications
G; G04; G04B; G04B23/00; G04B23/02; G04B23/12
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
51 words
A watch movement containing an alarm mechanism, comprising: a bottom plate; a dial assembly; a support ring fastened to said bottom plate and pressing against said dial assembly; and A vibrating membrane for said alarm mechanism comprising an annular plate resting on said supporting ring and disposed above said bottom plate.
Claim 2
Dependent Claim
51 words
A watch movement containing an alarm mechanism, comprising: a bottom plate; a dial assembly; a support ring fastened to said bottom plate and pressing against said dial assembly; and A vibrating membrane for said alarm mechanism comprising an annular plate resting on said supporting ring and disposed above said bottom plate.
Claim 3
Dependent Claim
48 words
A watch movement according to claim 1, further comprising: a striking mechanism hammer set inside the frame of said watch movement; a pin supported by said annular plate membrane and passing through an opening in said bottom plate; and means operatively connecting said pin with said striking mechanism.
Claim 4
Dependent Claim
54 words
A watch movement according to claim 2, wherein the striking-mechanism hammer is fastened to a pallet which is actuated by a striking-mechanism wheel and which is provided with an elongated opening penetrated by said pin, the length of said opening being such that its two ends alternately strike said pin when the pallet oscillates.
Claim 5
Dependent Claim
48 words
A watch movement according to claim 1, further comprising a calendar mechanism; wherein said support ring extends around the annular plate membrane and a date ring for said calender mechanism is mounted by its inner edge on said bottom plate and extends between said membrane and said dial.
Claim 6
Dependent Claim
23 words
A watch movement according to claim 4, wherein the date ring is kept in place by a fixed component covering its inner edge.
Claim 7
Dependent Claim
52 words
A watch movement according to claim 5, further comprising a day indicating organ comprising an indicating disc fastened to a day-star, said indicating disc extending between said fixed component and the dial at the height of that part of the date ring which is located between the vibrating membrane and the dial.
Claim 8
Dependent Claim
47 words
A watch movement according to claim 4, wherein said annular plate membrane is force-fitted into an annular recess in the inner side of said support ring and that the support ring is tightly fitted in place between the outer edge of said bottom plate and the dial.
Claim 9
Dependent Claim
34 words
A watch movement according to claim 7, wherein said annular plate membrane is provided with openings through which pass the dial-feet of said dial assembly which themselves engage bore holes in said bottom plate.
References Cited (Backward Citations)
US2644294A
Cited
US2786326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-14 | 1976-11-13 | 1977-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-14 | 1980-11-13 | 1981-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-14 | 1984-11-13 | 1985-05-15 | $7700.00 | Window Closed / Lapsed |