US3349211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thumbwheel switch with illuminated indicating structure
Assignee: BD Equipment Co Inc
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Filing: 1964-11-10
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Granted: 1967-10-24
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Expires: 1984-11-10
Abstract
No abstract record available.
Inventors
- 👤 Wallace A Lien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:23
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/16; H01H9/165; H01H19/00; H01H19/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
IN AN ILLUMINATED COUNTER STRUCTURE: A ROTATABLE WHEEL HAVING AN ANNULAR RIM AND A RADIAL FLANGE; A TRANSPARENT ANNULAR LIGHT CONDUCTING RING ATTACHED TO SAID RADIAL FLANGE AND POSITIONED IN SURROUNDING RELATION TO SAID RIM TO TRANSMIT LIGHT ABOUT SAID RING BY REFLECTION BETWEEN THE INNER AND OUTER WALLS OF SAID RING; THE INNER SURFACE OF SAID RING BEING SPACED FROM SAID RIM TO MINIMIZE LOSS OF LIGHT OF SAID INNER SURFACE OF SAID RING; LIGHT DIFFUSING INDICIA DISPOSED UPON THE OUTER SURFACE OF SAID RING WHEREBY TO BE ILLUMINATED BY LIGHT REFLECTED WITHIN SAID RING; AND A LIGHT SOURCE ADJACENT SAID RING TO DIRECT LIGHT INTO SAID RING THROUGH THE OUTER SURFACE THEREOF FOR REFLECTION WITHIN SAID RING TO ILLUMINATE SAID INDICIA.
Claim 2
Dependent Claim
123 words
IN AN ILLUMINATED COUNTER STRUCTURE: A ROTATABLE WHEEL HAVING AN ANNULAR RIM AND A RADIAL FLANGE; A TRANSPARENT ANNULAR LIGHT CONDUCTING RING ATTACHED TO SAID RADIAL FLANGE AND POSITIONED IN SURROUNDING RELATION TO SAID RIM TO TRANSMIT LIGHT ABOUT SAID RING BY REFLECTION BETWEEN THE INNER AND OUTER WALLS OF SAID RING; THE INNER SURFACE OF SAID RING BEING SPACED FROM SAID RIM TO MINIMIZE LOSS OF LIGHT OF SAID INNER SURFACE OF SAID RING; LIGHT DIFFUSING INDICIA DISPOSED UPON THE OUTER SURFACE OF SAID RING WHEREBY TO BE ILLUMINATED BY LIGHT REFLECTED WITHIN SAID RING; AND A LIGHT SOURCE ADJACENT SAID RING TO DIRECT LIGHT INTO SAID RING THROUGH THE OUTER SURFACE THEREOF FOR REFLECTION WITHIN SAID RING TO ILLUMINATE SAID INDICIA.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |