US3225159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Relay with coated plunger
Assignee: Vapor Corp
•
Filing: 1963-08-05
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Granted: 1965-12-21
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Expires: 1983-08-05
Abstract
No abstract record available.
Inventors
- 👤 Chester H Fluder
- 👤 Harry L Myrent
- 👤 Matthew R Heeney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:52
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/16; H01H50/18; H01H50/20; H01H50/22; H01H51/00; H01H51/02; H01H51/04; H01H51/06; H01H51/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A RELAY COMPRISING, A COIL HAVING A HOLE EXTENDING THERETHROUGH, A FRAME RECEIVING SAID COIL, A TUBULAR MEMBER OF NONMAGNETIC MATERIAL EXTENDING THROUGH SAID COIL HOLE AND HAVING A PLUNGER STOP OF MAGNETICALLY PERMEABLE MATEIAL MOUNTED THEREIN AT ONE END, A PLUNGER OF MAGNETICALLY PERMEABLE MATERIAL SLIDABLY RECEIVED IN SAID TUBULAR MEMBER AND HAVING A PLUNGER FACE ADAPTED TO ABUT AGAINST SAID PLUG WHEN THE COIL IS ENERGIZED, SAID PLUNGER HAVING A COATING OF NYLON COMPLETELY THEREOVER
Claim 2
Dependent Claim
77 words
A RELAY COMPRISING, A COIL HAVING A HOLE EXTENDING THERETHROUGH, A FRAME RECEIVING SAID COIL, A TUBULAR MEMBER OF NONMAGNETIC MATERIAL EXTENDING THROUGH SAID COIL HOLE AND HAVING A PLUNGER STOP OF MAGNETICALLY PERMEABLE MATEIAL MOUNTED THEREIN AT ONE END, A PLUNGER OF MAGNETICALLY PERMEABLE MATERIAL SLIDABLY RECEIVED IN SAID TUBULAR MEMBER AND HAVING A PLUNGER FACE ADAPTED TO ABUT AGAINST SAID PLUG WHEN THE COIL IS ENERGIZED, SAID PLUNGER HAVING A COATING OF NYLON COMPLETELY THEREOVER
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) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |