US3248489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary switch contact wipers with washer and epoxy sealing means
Assignee: Appliance Manufacturing Co Inc
•
Filing: 1963-10-16
•
Granted: 1966-04-26
•
Expires: 1983-10-16
Abstract
No abstract record available.
Inventors
- 👤 Philip H Korrell
- 👤 Wesley L Ball
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:25
CPC Classifications
H; H01; H01H; H01H11/00; H01H11/04; H01H11/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
140 words
IN A SWITHC INCLUDINA AN ELEMENT FORMED OF INSULATING MATERIAL, A PAIR OF ELECTRICAL CONTACT MEMBERS MOUNTED ON THE ELEMENT, SAID MEMBERS EACH CONSISTING OF A FLATTENDED METAL PIECE EACH HAVING A PAIR OF SPACED LEGS, SAID ELEMENT HAVING RECESSES IN THE FACE THEREOF WHICH RECEIVE THE LEG ENDS OF THE RESPECTIVE MEMBERS, SAID RECESSES IN SAID ELEMENT AND THE LEG ENDS THERE IN OF ONE MEMBER BEING SPACED FROM THE RECESSES AND THE LEG ENDS THEREIN OF THE OTHER MEMBER, THE IMPROVEMENT WHICH COMPRISES A WASHER OF INSULAING MATERIAL HAVING TWO OUTWARDLY EXTENDING WINGS AND COVERING SAID MEMBERS AND RETAINING THE LEGS THEREOF IN SAID RECESSES, SAID WASHER HAVING SLOTS THROUGH SAID WINGS AND EPOXY FILLING SAID SLOTS AND ADHERED TO THE WASHER AND THE ELEMENT BETWEEN THE LEGS OF ONE MEMBER AND THE LEGS OF THE OTHER MEMBER.
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |