Patent US3089929A successfully refreshed from Google Patents.
US3089929A
Expired / Lapsed
US
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Vibration responsive switch
Assignee: Individual
•
Filing: 1960-10-13
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Granted: 1963-05-14
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Expires: 1980-10-13
Abstract
No abstract record available.
Inventors
- 👤 Frank W Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:03
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/14; H01H35/144; Y; Y10; Y10T; Y10T74/00; Y10T74/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
A VIBRATION RESPONSIVE SWITCH COMPRISING A HOUSING , A BASE PLATE IN SAID HOUSING, AN UPRIGHT ON SAID BASE PLATE, A LATCH PLATE MOUNTED ON SAID UPRIGHT FOR VERTICAL AND HORIZONTAL MOVEMENT, A LATCH ARM CARRIED BY SAID LATCH PLATE HAVING A NOTCH FORMED THEREIN, A SECOND LATCH PLATE HAVING A CENTRAL OPENING THEREIN AND A DEPENDING TONGUE EXTENDING INTO SAID OPENING, MEANS PIVOTALLY MOUNTING SAID SECOND LATCH PLATE ON SAID BASE PLATE IN VERTICAL RELATION WITH SAID ARM EXTENDING INTO SAID OPENING AND SAID TONGUE ENGAGING IN SAID NOTCH, SPRING MEANS BIASING SAID LATCH PLATE IN A DIRECTION TO ENGAGE SAID TONGUE WITH SAID NOTCH, WHEREBY VIBRATION OF SAID HOUSING DISENGAGES SAID TONGUE FROM SAID NOTCH, CONTACT MEANS OPERABLE BY MOVEMENT OF SAID SECOND LATCH PLATE TO CONTROL A CIRCUIT, AN ARM CARRIED BY SAID BASE PLATE OVERLYING SAID FIRST LATCH PLATE, AND ADJUSTABLE SCREW MEANS CARRIED BY SAID LAST-MENTIONED ARM FOR VARYING THE RELATIVE POSITION OF SAID TONGUE IN SAID NOTCH.
Claim 2
Dependent Claim
163 words
A VIBRATION RESPONSIVE SWITCH COMPRISING A HOUSING , A BASE PLATE IN SAID HOUSING, AN UPRIGHT ON SAID BASE PLATE, A LATCH PLATE MOUNTED ON SAID UPRIGHT FOR VERTICAL AND HORIZONTAL MOVEMENT, A LATCH ARM CARRIED BY SAID LATCH PLATE HAVING A NOTCH FORMED THEREIN, A SECOND LATCH PLATE HAVING A CENTRAL OPENING THEREIN AND A DEPENDING TONGUE EXTENDING INTO SAID OPENING, MEANS PIVOTALLY MOUNTING SAID SECOND LATCH PLATE ON SAID BASE PLATE IN VERTICAL RELATION WITH SAID ARM EXTENDING INTO SAID OPENING AND SAID TONGUE ENGAGING IN SAID NOTCH, SPRING MEANS BIASING SAID LATCH PLATE IN A DIRECTION TO ENGAGE SAID TONGUE WITH SAID NOTCH, WHEREBY VIBRATION OF SAID HOUSING DISENGAGES SAID TONGUE FROM SAID NOTCH, CONTACT MEANS OPERABLE BY MOVEMENT OF SAID SECOND LATCH PLATE TO CONTROL A CIRCUIT, AN ARM CARRIED BY SAID BASE PLATE OVERLYING SAID FIRST LATCH PLATE, AND ADJUSTABLE SCREW MEANS CARRIED BY SAID LAST-MENTIONED ARM FOR VARYING THE RELATIVE POSITION OF SAID TONGUE IN SAID NOTCH.
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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |