US3238328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switching mechanism
Assignee: MILLER HARRIS INSTR Co
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Filing: 1964-03-12
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Granted: 1966-03-01
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Expires: 1984-03-12
Abstract
No abstract record available.
Inventors
- 👤 John L Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:22
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/10; H01H43/12; H01H9/00; H01H9/30; H01H2009/307; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/1896
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
IN A SWITCHING MECHANISM, A PAIR OF COOPERATING CONTACTS, A MOVABLE MEMBER FOR MOVING ONE OF SAID CONTACTS, SAID MOVABLE MEMBER BEING BIASED IN ONE DIRECTION, OPERATING MEANS FOR MOVING SAID MOVABLE MEMBER AGAINST ITS BIAS, SAID OPERATING MEANS INCLUDING A SPRING AND MOTION TRANSMITTING MEANS FOR TRANSMITTING MOTION OF THE SPRING TO THE MOVABLE MEMBER, SAID MOTION TRANSMITTING MEANS BEING CONSTRUCTED AND ARRANGED TO REDUCE PROGRESSIVELY THE AMOUNT OF MOTION TRANSMITTED AS THE SPRING BECOMES UNSTRESSED.
Claim 2
Dependent Claim
77 words
IN A SWITCHING MECHANISM, A PAIR OF COOPERATING CONTACTS, A MOVABLE MEMBER FOR MOVING ONE OF SAID CONTACTS, SAID MOVABLE MEMBER BEING BIASED IN ONE DIRECTION, OPERATING MEANS FOR MOVING SAID MOVABLE MEMBER AGAINST ITS BIAS, SAID OPERATING MEANS INCLUDING A SPRING AND MOTION TRANSMITTING MEANS FOR TRANSMITTING MOTION OF THE SPRING TO THE MOVABLE MEMBER, SAID MOTION TRANSMITTING MEANS BEING CONSTRUCTED AND ARRANGED TO REDUCE PROGRESSIVELY THE AMOUNT OF MOTION TRANSMITTED AS THE SPRING BECOMES UNSTRESSED.
References Cited (Backward Citations)
US2762884A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |