US3334259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shadow mask mounting structure
Assignee: RCA Corp
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Filing: 1964-06-12
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Granted: 1967-08-01
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Expires: 1984-06-12
Abstract
No abstract record available.
Inventors
- 👤 Terry M Shrader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:57
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/06; H01J29/07; H01J29/073
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
IN A CATHODE RAY TUBE OF THE TYPE INCLUDING A FACEPLATE PANEL, FOUR ELECTRODE SUPPORT STUDS SYMMETRICALLY DISTRIBUTED ABOUT AND ATTACHED TO SAID PANEL, AND A MULTIAPERTURED ELECTRODE MOUNTED ON SAID STUDS IN A PREDETERMINED SPATIAL RELATIONSHIP WITH SAID PANEL; THE IMPROVEMENT WHICH COMPRISES: A STRAP-LIKE SUPPORT SPRING HAVING ONE END SECURED TO SAID ELECTRODE AND THE OTHER END SPACED FROM SAID ELECTRODE, SAID OTHER END HAVING AN APERTURE LARGER THAN SAID STUDS LOOSELY RECEIVING ONE OF SAID STUDS, A WASHER-LIKE ELEMENT LOCATED BETWEEN SAID PANEL AND SAID OTHER END OF SAID SUPPORT SPRING AND HAVING AN APERTURE THEREIN SNGULY RECEIVING SAID ONE OF SAID STUDS, SAID WASHER-LIKE ELEMENT BEING PERMANENTLY SECURED TO SAID SUPPORT SPRING NEAR ITS SAID OTHER END WITH THE PORTION OF THE SURFACE OF THE SPRING ADJACENT TO THE SURFACE OF THE WASHER-LIKE ELEMENT SELECTED TO EFFECT SAID PREDETERMINED SPATIAL RELATIONSHIP.
Claim 2
Dependent Claim
145 words
IN A CATHODE RAY TUBE OF THE TYPE INCLUDING A FACEPLATE PANEL, FOUR ELECTRODE SUPPORT STUDS SYMMETRICALLY DISTRIBUTED ABOUT AND ATTACHED TO SAID PANEL, AND A MULTIAPERTURED ELECTRODE MOUNTED ON SAID STUDS IN A PREDETERMINED SPATIAL RELATIONSHIP WITH SAID PANEL; THE IMPROVEMENT WHICH COMPRISES: A STRAP-LIKE SUPPORT SPRING HAVING ONE END SECURED TO SAID ELECTRODE AND THE OTHER END SPACED FROM SAID ELECTRODE, SAID OTHER END HAVING AN APERTURE LARGER THAN SAID STUDS LOOSELY RECEIVING ONE OF SAID STUDS, A WASHER-LIKE ELEMENT LOCATED BETWEEN SAID PANEL AND SAID OTHER END OF SAID SUPPORT SPRING AND HAVING AN APERTURE THEREIN SNGULY RECEIVING SAID ONE OF SAID STUDS, SAID WASHER-LIKE ELEMENT BEING PERMANENTLY SECURED TO SAID SUPPORT SPRING NEAR ITS SAID OTHER END WITH THE PORTION OF THE SURFACE OF THE SPRING ADJACENT TO THE SURFACE OF THE WASHER-LIKE ELEMENT SELECTED TO EFFECT SAID PREDETERMINED SPATIAL RELATIONSHIP.
References Cited (Backward Citations)
US2922063A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |