Patent US3283273A successfully refreshed from Google Patents.
US3283273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Relay binary using a reciprocating magnet
Assignee: Allen Bradley Co LLC
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Filing: 1965-10-20
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Granted: 1966-11-01
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Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 James N Pearse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:48
CPC Classifications
H; H01; H01H; H01H47/00; H01H47/001; Y; Y10; Y10S; Y10S65/00; Y10S65/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
257 words
A RELAY BINARY COMPRISING THE COMBINATION OF A CURRENT SOURCE; AT LEAST THREE NORMALLY OPEN MAGNETICALLY OPERABLE SWITCHES EACH HAVING AT LEAST A PAIR OF MAGNETIC MEMBERS DEFINING A WORKING GAP BETWEEN THEM, A FIRST OF SAID SWITCHES BEING CONNECTED TO SAID CURRENT SOURCE, AND A SECOND AND THIRD OF SAID SWITCHES BEING CONNECTED IN SERIES WITH SAID CURRENT SOURCE; A RECIPROCABLE MAGNET MOUNTED FOR MOVEMENT IN LINEAR RECIPROCATING STROKES IN THE DIRECTION OF ITS MAGNETIC AXIS RELATIVE TO SAID MAGNETICALLY OPERABLE SWITCHES SUCH THAT AT ONE END OF EACH STROKE SAID RECIPROCABLE MAGNET IS REMOTE FROM SAID WORKING GAPS AND AT THE OTHER END OF EACH STROKE SAID RECIPROCABLE MAGNET IS ADJACENT TO SAID WORKING GAPS; A FIRST ELECTROMAGNETIC SOURCE HAVING OPPOSITE POLARITY FROM SAID RECIPROCABLE MAGNET BEING ADAPTED TO ACTUATE THE FIRST OF SAID MAGNETICALLY OPERABLE SWITCHES AND BEING CONNECTED TO BE ENERGIZED BY SAID CURRENT SOURCE THROUGH THE SECOND AND THIRD MAGNETICALLY OPERABLE SWITCHES; A SECOND ELECTROMAGNETIC SOURCE HAVING OPPOSITE POLARITY FROM SAID RECIPROCABLE MAGNET, BEING ADAPTED TO ACTUATE THE SECOND OF SAID MAGNETICALLY OPERABLE SWITCHES AND BEING CONNECTED TO BE ENERGIZED BY SAID CURRENT SOURCE THROUGH SAID FIRST MAGNETICALLY OPERABLE SWITCH; A LATCHING MAGNETIC SOURCE HAVING THE SAME POLARITY AS SAID RECIPROCABLE MAGNET, BEING ADAPTED TO LATCH SAID FIRST MAGNETICALLY OPERABLE SWITCH BUT HAVING INSUFFICIENT MAGNETOMOTIVE FORCE TO ACTUATE SAID FIRST MAGNETICALLY OPERABLE SWITCH; AND THE THIRD MAGNETICALLY OPERABLE SWITCH ADAPTED TO BE ACTUATED BY SAID RECIPROCABLE MAGNET WHEN SAID RECIPROCABLE MAGNET IS ADJACENT TO SAID WORKING GAP DEFINED BY ITS MAGNETIC MEMBERS.
Claim 2
Dependent Claim
257 words
A RELAY BINARY COMPRISING THE COMBINATION OF A CURRENT SOURCE; AT LEAST THREE NORMALLY OPEN MAGNETICALLY OPERABLE SWITCHES EACH HAVING AT LEAST A PAIR OF MAGNETIC MEMBERS DEFINING A WORKING GAP BETWEEN THEM, A FIRST OF SAID SWITCHES BEING CONNECTED TO SAID CURRENT SOURCE, AND A SECOND AND THIRD OF SAID SWITCHES BEING CONNECTED IN SERIES WITH SAID CURRENT SOURCE; A RECIPROCABLE MAGNET MOUNTED FOR MOVEMENT IN LINEAR RECIPROCATING STROKES IN THE DIRECTION OF ITS MAGNETIC AXIS RELATIVE TO SAID MAGNETICALLY OPERABLE SWITCHES SUCH THAT AT ONE END OF EACH STROKE SAID RECIPROCABLE MAGNET IS REMOTE FROM SAID WORKING GAPS AND AT THE OTHER END OF EACH STROKE SAID RECIPROCABLE MAGNET IS ADJACENT TO SAID WORKING GAPS; A FIRST ELECTROMAGNETIC SOURCE HAVING OPPOSITE POLARITY FROM SAID RECIPROCABLE MAGNET BEING ADAPTED TO ACTUATE THE FIRST OF SAID MAGNETICALLY OPERABLE SWITCHES AND BEING CONNECTED TO BE ENERGIZED BY SAID CURRENT SOURCE THROUGH THE SECOND AND THIRD MAGNETICALLY OPERABLE SWITCHES; A SECOND ELECTROMAGNETIC SOURCE HAVING OPPOSITE POLARITY FROM SAID RECIPROCABLE MAGNET, BEING ADAPTED TO ACTUATE THE SECOND OF SAID MAGNETICALLY OPERABLE SWITCHES AND BEING CONNECTED TO BE ENERGIZED BY SAID CURRENT SOURCE THROUGH SAID FIRST MAGNETICALLY OPERABLE SWITCH; A LATCHING MAGNETIC SOURCE HAVING THE SAME POLARITY AS SAID RECIPROCABLE MAGNET, BEING ADAPTED TO LATCH SAID FIRST MAGNETICALLY OPERABLE SWITCH BUT HAVING INSUFFICIENT MAGNETOMOTIVE FORCE TO ACTUATE SAID FIRST MAGNETICALLY OPERABLE SWITCH; AND THE THIRD MAGNETICALLY OPERABLE SWITCH ADAPTED TO BE ACTUATED BY SAID RECIPROCABLE MAGNET WHEN SAID RECIPROCABLE MAGNET IS ADJACENT TO SAID WORKING GAP DEFINED BY ITS MAGNETIC MEMBERS.
References Cited (Backward Citations)
US2995637A
Cited
US3134908A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |