US3094594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap acting mechanism
Assignee: Individual
•
Filing: 1958-03-10
•
Granted: 1963-06-18
•
Expires: 1978-03-10
Abstract
No abstract record available.
Inventors
- 👤 James P Watson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:56
CPC Classifications
H; H01; H01H; H01H15/00; H01H15/02; H01H15/06; H01H15/16; H01H15/18; H01H13/00; H01H13/02; H01H13/12; H01H13/14; H01H13/26; H01H13/36; H01H13/38; H02; H02B; H02B1/00; H02B1/015; H02B1/04; H02B1/042; H02B1/044
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
SNAP-ACTING SWITCHING MECHANISM COMPRISING: FRAME MEANS HAVING OPPOSED SPACED PIVOT MEANS, A LEAF SPRING COMPRESSED AND BOWED BY THE SAID PIVOT MEANS THEREBY TO ARCH SAID LEAF SPRING INTO ONE OR THE OTHER OF TWO POSITIONS, SAID LEAF SPRING CONTINUING INTERGRALLY PAST ONE OF SAID PIVOT MEANS, THE CONTINUED PORTION OF SAID LEAF SPRING BEING STIFFENED BY OVER-LYING SAID CONTINUED PORTION WITH A SHEET OF MATERIAL FOLDED THROUGH SUBSTANTIALLY 180* INTO POSITION AGAINST THE CONTINUED PORTION, SO THAT THE CONTINUED PORTION IS APPRECIABLY MORE RIGID THAN THE MAJOR PORTION OF THE PART OF SAID LEAF SPRING SPANNING SAID PIVOT MEANS, SAID FOLDED SHEET OF MATERIAL FORMING RADIUSED BEARING SURFACES ENGAGING SAID ONE PIVOT MEANS, AND MOVABLE OPERATING MEANS FOR ENGAGING THE STIFFENED PORTION OF SAID LEAF SPRING AND FOR PIVOTING THE SAME ABOUT SAID LAST MENTIONED PIVOT MEANS, THEREBY TO EFFECT SNAPPING OF THE LEAF SPRING FROM ONE ARCHED POSITION TO THE OTHER.
Claim 2
Dependent Claim
153 words
SNAP-ACTING SWITCHING MECHANISM COMPRISING: FRAME MEANS HAVING OPPOSED SPACED PIVOT MEANS, A LEAF SPRING COMPRESSED AND BOWED BY THE SAID PIVOT MEANS THEREBY TO ARCH SAID LEAF SPRING INTO ONE OR THE OTHER OF TWO POSITIONS, SAID LEAF SPRING CONTINUING INTERGRALLY PAST ONE OF SAID PIVOT MEANS, THE CONTINUED PORTION OF SAID LEAF SPRING BEING STIFFENED BY OVER-LYING SAID CONTINUED PORTION WITH A SHEET OF MATERIAL FOLDED THROUGH SUBSTANTIALLY 180* INTO POSITION AGAINST THE CONTINUED PORTION, SO THAT THE CONTINUED PORTION IS APPRECIABLY MORE RIGID THAN THE MAJOR PORTION OF THE PART OF SAID LEAF SPRING SPANNING SAID PIVOT MEANS, SAID FOLDED SHEET OF MATERIAL FORMING RADIUSED BEARING SURFACES ENGAGING SAID ONE PIVOT MEANS, AND MOVABLE OPERATING MEANS FOR ENGAGING THE STIFFENED PORTION OF SAID LEAF SPRING AND FOR PIVOTING THE SAME ABOUT SAID LAST MENTIONED PIVOT MEANS, THEREBY TO EFFECT SNAPPING OF THE LEAF SPRING FROM ONE ARCHED POSITION TO THE OTHER.
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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) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |