US3278874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid structure with improved guide means
Assignee: Whirlpool Corp
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Filing: 1963-12-31
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Granted: 1966-10-11
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Expires: 1983-12-31
Abstract
No abstract record available.
Inventors
- 👤 Rhine G Fecho
- 👤 David A Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:49
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/08; H01F7/16; H01F7/1607
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
SOLENOID STRUCTURE COMPRISING: A SOLENOID PLUNGER HAVING A GUIDE AT ONE END; A LINER CARRIED ON SAID GUIDE AND DEFINING A SLIDE SURFACE OVERLYING SAID GUIDE AND DEFINING A CONNECTING SPACE; AND CONNECTOR MEANS CARRIED BY THE GUIDE, SAID CONNECTOR MEANS HAVING A CONNECTING PORTION EXTENDING THROUGH SAID CONNECTING SPACE, SAID LINER FURTHER HAVING LOCK MEANS FOR RELEASABLY RETAINING SAID CONNECTOR MEANS IN ASSOCIATION WITH SAID GUIDE WITH SAID CONNECTING PORTION RETAINING SAID LINER IN ASSOCIATION WITH SAID GUIDE.
Claim 2
Dependent Claim
79 words
SOLENOID STRUCTURE COMPRISING: A SOLENOID PLUNGER HAVING A GUIDE AT ONE END; A LINER CARRIED ON SAID GUIDE AND DEFINING A SLIDE SURFACE OVERLYING SAID GUIDE AND DEFINING A CONNECTING SPACE; AND CONNECTOR MEANS CARRIED BY THE GUIDE, SAID CONNECTOR MEANS HAVING A CONNECTING PORTION EXTENDING THROUGH SAID CONNECTING SPACE, SAID LINER FURTHER HAVING LOCK MEANS FOR RELEASABLY RETAINING SAID CONNECTOR MEANS IN ASSOCIATION WITH SAID GUIDE WITH SAID CONNECTING PORTION RETAINING SAID LINER IN ASSOCIATION WITH SAID GUIDE.
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) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |