Patent US3786628A successfully refreshed from Google Patents.
US3786628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Warning system and method
Assignee: Individual
•
Filing: 1972-04-28
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Granted: 1974-01-22
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Expires: 1992-04-28
Abstract
Abstract A warning device particularly useful for the deaf or partially deaf comprising a mechanical vibration generator responsive to signals produced by a trigger signal generator to which it is operatively connected, the trigger signal generator being responsive to various external sources of different natures, such as an alarm clock, a door bell or a car horn.
Inventors
- 👤 H Fossard
- 👤 H Joly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:16
CPC Classifications
G; G08; G08B; G08B3/00; G08B3/10; G08B3/1008
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A warning unit comprising a small size casing adapted to be applied in close juxtaposition to a body of a person, a silent mechanical vibration generator housed in said casing, an electrically operated timepiece having a dial and hands and setting mechanism housed in said casing, means operatively connecting said timepiece to said silent mechanical vibration generator, a window in said casing to show the dial and hands of said timepiece, and battery means located in said casing for energizing said silent vibration generator and said timepiece, said vibration generator including a motor, a rotatable shaft drivingly connected to said motor, an eccentric weight mounted on said shaft and rotatable therewith, first circuit means connecting said battery to said timepiece, second circuit means connecting said battery to said motor for said silent mechanical vibration generator, a normally opened switch in said second circuit means, means for closing said switch responsive to a predetermined time setting selected in said timepiece.
Claim 2
Dependent Claim
159 words
A warning unit comprising a small size casing adapted to be applied in close juxtaposition to a body of a person, a silent mechanical vibration generator housed in said casing, an electrically operated timepiece having a dial and hands and setting mechanism housed in said casing, means operatively connecting said timepiece to said silent mechanical vibration generator, a window in said casing to show the dial and hands of said timepiece, and battery means located in said casing for energizing said silent vibration generator and said timepiece, said vibration generator including a motor, a rotatable shaft drivingly connected to said motor, an eccentric weight mounted on said shaft and rotatable therewith, first circuit means connecting said battery to said timepiece, second circuit means connecting said battery to said motor for said silent mechanical vibration generator, a normally opened switch in said second circuit means, means for closing said switch responsive to a predetermined time setting selected in said timepiece.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-01-21 | 1977-07-23 | 1978-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-21 | 1981-07-23 | 1982-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-21 | 1985-07-23 | 1986-01-22 | $7700.00 | Window Closed / Lapsed |