Patent US3755636A successfully refreshed from Google Patents.
US3755636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water control trigger
Assignee: Individual
•
Filing: 1971-07-27
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Granted: 1973-08-28
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Expires: 1991-07-27
Abstract
Abstract A control device for automatically closing a window of a house or automatically raising a roof of a convertible automobile, the device consisting of an electrical switch that is activated by rainwater so to close the switch; and wherein the switch is automatically becomes deactivated after the rain has stopped falling for awhile.
Inventors
- 👤 H Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:40
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/42
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
96 words
A water control trigger device comprising: a vertically mountable ntable water collecting container having walls forming a water pocket with the back wall being mountable on a supporting surface, said pocket having a drain hole and spaced electrical contacts symmetrically located relative to said drain hole, the top surfaces of said contacts being contiguous with the inner surface of said pocket at approximately the same elevation as the drain hole, whereby the collection of water in the pocket to an elevation higher than the top surfaces of said contacts causes an electrical connection between said contacts.
Claim 2
Dependent Claim
96 words
A water control trigger device comprising: a vertically mountable ntable water collecting container having walls forming a water pocket with the back wall being mountable on a supporting surface, said pocket having a drain hole and spaced electrical contacts symmetrically located relative to said drain hole, the top surfaces of said contacts being contiguous with the inner surface of said pocket at approximately the same elevation as the drain hole, whereby the collection of water in the pocket to an elevation higher than the top surfaces of said contacts causes an electrical connection between said contacts.
Claim 3
Dependent Claim
66 words
The trigger device as in claim 1 in combination with an electrically actuated aperture closure means: comprising a motor driven mechanism including a lug and a normally spring closed switch in series with said contacts, and means including a source of electrical energy whereby water accumulation in said pocket actuates the closure and closes the aperture and which lug engages said switch and opens said switch.
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) | 1976-08-27 | 1977-02-26 | 1977-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-27 | 1981-02-26 | 1981-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-27 | 1985-02-26 | 1985-08-28 | $7700.00 | Window Closed / Lapsed |