Patent US3097274A successfully refreshed from Google Patents.
US3097274A
Expired / Lapsed
US
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Miniature electric switch
Assignee: Saginomiya Seisakusho Inc
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Filing: 1961-12-14
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Granted: 1963-07-09
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Expires: 1981-12-14
Abstract
No abstract record available.
Inventors
- 👤 Mamiya Shigeo
- 👤 Odashima Takeshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:05
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/02; H01H13/26; H01H13/36; H01H13/46; H01H5/00; H01H5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A MINIATURE ELECRIC SWITCH COMPRISING A PAIR OF FIXED CONTACT POINTS THAT FACE EACH OTHER, A CONTACT SWITCHING PLATE HAVING A MOVABLE CONTACTOR AND A CENTRAL OPERATING PLATE FOR MAKING AND BREAKING CONTACT WITH SAID FIXED CONTACT POINTS, AN OPERATING ROD HAVING A HELICAL SPRING AROUND IT, SAID ROD BEING FASTENED TO THE CENTRAL OPERATING PLATE OF SAID CONTACT SWITCHING PLATE, AND AN AUXILIARY HELICAL SPRING WHICH COMES INTO CONTACT WITH THE TIP OF THE OPERATING ROD WHEN PRESSURE IS EXERTED ON THE OPERATING ROD AND IS SEPARATED FROM THE TIP WHEN THE PRESSURE IS RELEASED.
Claim 2
Dependent Claim
96 words
A MINIATURE ELECRIC SWITCH COMPRISING A PAIR OF FIXED CONTACT POINTS THAT FACE EACH OTHER, A CONTACT SWITCHING PLATE HAVING A MOVABLE CONTACTOR AND A CENTRAL OPERATING PLATE FOR MAKING AND BREAKING CONTACT WITH SAID FIXED CONTACT POINTS, AN OPERATING ROD HAVING A HELICAL SPRING AROUND IT, SAID ROD BEING FASTENED TO THE CENTRAL OPERATING PLATE OF SAID CONTACT SWITCHING PLATE, AND AN AUXILIARY HELICAL SPRING WHICH COMES INTO CONTACT WITH THE TIP OF THE OPERATING ROD WHEN PRESSURE IS EXERTED ON THE OPERATING ROD AND IS SEPARATED FROM THE TIP WHEN THE PRESSURE IS RELEASED.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |