US3292122A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic relay having separate make and break iinductance coils
Assignee: INSTITUT ZA ELEKTRONIKO IN AUTOMATIKO
•
Filing: 1965-10-22
•
Granted: 1966-12-13
•
Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Belic Avgust
- 👤 Erzen Janez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:15
CPC Classifications
H; H01; H01H; H01H51/00; H01H51/28; H01H1/00; H01H1/02; H01H1/0201; H01H1/50; H01H51/284; H01H51/285; H01H51/287; H01H51/288; Y; Y10; Y10S; Y10S65/00; Y10S65/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
AN ELECTROMAGNETIC RELAY COMPRISING A SEALED ENVELOPE OF GENERALLY CYLINDRICAL SHAPE; A FIRST AND A SECOND REED OF REMANENTLY MAGNETIZABLE MATERIAL EXTENDING SUBSTANTIALLY AXIALLY WITHIN SAID ENVELOPE FROM OPPOSITE ENDS THEREOF, SAID REEDS HAVING OVERLAPPING EXTREMITIES WITHIN SAID ENVELOPE AND BEING PROVIDED AT THEIR OPPOSITE EXTREMITIES WITH TERMINALS FOR CONNECTING THEM IN AN EXTERNAL CIRCUIT, AT LEAST ONE OF SAID REEDS BEING RESILIENTLY BIASED FOR KEEPING SAID OVERLAPPING EXTREMITIES SEPARATED IN THE ABSENCE OF MAGNETIC ATTRACTION; A FIRST INDUCTANCE WINDING COILED AROUND AT LEAST PART OF THE LENGTH OF EACH OF SAID REEDS; AND A SECOND INDUCTANCE WINDING COILED AROUND A PORTION OF ONLY ONE OF SAID REEDS BUT TERMINATING SHORT OF SAID OVERLAPPING EXTREMITIES.
Claim 2
Dependent Claim
115 words
AN ELECTROMAGNETIC RELAY COMPRISING A SEALED ENVELOPE OF GENERALLY CYLINDRICAL SHAPE; A FIRST AND A SECOND REED OF REMANENTLY MAGNETIZABLE MATERIAL EXTENDING SUBSTANTIALLY AXIALLY WITHIN SAID ENVELOPE FROM OPPOSITE ENDS THEREOF, SAID REEDS HAVING OVERLAPPING EXTREMITIES WITHIN SAID ENVELOPE AND BEING PROVIDED AT THEIR OPPOSITE EXTREMITIES WITH TERMINALS FOR CONNECTING THEM IN AN EXTERNAL CIRCUIT, AT LEAST ONE OF SAID REEDS BEING RESILIENTLY BIASED FOR KEEPING SAID OVERLAPPING EXTREMITIES SEPARATED IN THE ABSENCE OF MAGNETIC ATTRACTION; A FIRST INDUCTANCE WINDING COILED AROUND AT LEAST PART OF THE LENGTH OF EACH OF SAID REEDS; AND A SECOND INDUCTANCE WINDING COILED AROUND A PORTION OF ONLY ONE OF SAID REEDS BUT TERMINATING SHORT OF SAID OVERLAPPING EXTREMITIES.
References Cited (Backward Citations)
US3059075A
Cited
US3252083A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |