US3196232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reed relay
Assignee: SPX Technologies Inc
•
Filing: 1962-12-14
•
Granted: 1965-07-20
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Expires: 1982-12-14
Abstract
No abstract record available.
Inventors
- 👤 Frank C Lisuzzo
- 👤 Jr Charles E Colwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:39
CPC Classifications
H; H01; H01H; H01H51/00; H01H51/28; H01H51/281
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
AN ELECTROMAGNETIC RELAY COMPRISING A CYLINDRICALLYWOUND ACTUATING COIL, A REED SWITCH POSITIONED GENERALLY COAXIALLY WITHIN THE COIL, THE REED SWITCH COMPRISING A REED OF MAGNETIC MATERIAL HAVING ONE END HELD STATIONARY WITH RESPECT TO THE COIL AND THE OTHER END FREE TO MOVE WITH RESPECT TO THE COIL, A NON-MAGNETIC BACK CONTACT ELECTRICALLY COUPLED TO THE FREE END OF THE REED WHEN THE COIL IS DEENERGIZED, AND A FRONT CONTACT COMPRISED OF MAGNETIC MATERIAL AND ELECTRICALLY COUPLED TO THE FREE END OF THE REED UPON ENERGIZATION OF THE COIL, AND A CONDUCTOR POSITIONED LONGITUDINALLY THROUGH THE COIL AND ELECTRICALLY COUPLED IN SERIES WITH THE REED WHEREBY LOAD CURRENT CARRIED BY THE RELAY FLOWS GENERALLY AXIALLY THROUGH THE COIL IN ONE DIRECTION ALONG THE CONDUCTOR AND IN THE OPPOSITE DIRECTION THROUGH THE REED SWITCH.
Claim 2
Dependent Claim
133 words
AN ELECTROMAGNETIC RELAY COMPRISING A CYLINDRICALLYWOUND ACTUATING COIL, A REED SWITCH POSITIONED GENERALLY COAXIALLY WITHIN THE COIL, THE REED SWITCH COMPRISING A REED OF MAGNETIC MATERIAL HAVING ONE END HELD STATIONARY WITH RESPECT TO THE COIL AND THE OTHER END FREE TO MOVE WITH RESPECT TO THE COIL, A NON-MAGNETIC BACK CONTACT ELECTRICALLY COUPLED TO THE FREE END OF THE REED WHEN THE COIL IS DEENERGIZED, AND A FRONT CONTACT COMPRISED OF MAGNETIC MATERIAL AND ELECTRICALLY COUPLED TO THE FREE END OF THE REED UPON ENERGIZATION OF THE COIL, AND A CONDUCTOR POSITIONED LONGITUDINALLY THROUGH THE COIL AND ELECTRICALLY COUPLED IN SERIES WITH THE REED WHEREBY LOAD CURRENT CARRIED BY THE RELAY FLOWS GENERALLY AXIALLY THROUGH THE COIL IN ONE DIRECTION ALONG THE CONDUCTOR AND IN THE OPPOSITE DIRECTION THROUGH THE REED 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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |