Patent US3335310A successfully refreshed from Google Patents.
US3335310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electron image tube fiber optical face plate seal structure
Assignee: General Electric Co
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Filing: 1964-06-12
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Granted: 1967-08-08
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Expires: 1984-06-12
Abstract
No abstract record available.
Inventors
- 👤 Robert J Ney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:14
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/24; H01J9/26; H01J9/263; C; C03; C03C; C03C27/00; C03C27/02; C04; C04B; C04B35/00; C04B35/515; C04B37/00; C04B37/02; C04B37/023; C04B37/025; C04B37/026; C04B37/04; C04B37/045; H01J29/00; H01J29/86; H01J29/89; H01J29/892; H01J5/00; H01J5/20; H01J5/22; H01J5/26; C04B2237/00; C04B2237/02; C04B2237/10; C04B2237/12; C04B2237/124; C04B2237/125; C04B2237/126; C04B2237/30; C04B2237/32; C04B2237/40; C04B2237/50; C04B2237/70; C04B2237/704; C04B2237/706; C04B2237/82; H01J2893/00; H01J2893/0033; H01J2893/0037; H01J2893/0041
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN A FACE PLATE ARRANGEMENT FOR AN ELECTRON IMAGE TUBE, THE COMBINATION COMPRISING (A) A THIN ANNULAR METAL MEMBER HAVING A LARGE CONCENTRIC ANNULAR DEPRESSION AXIALLY THEREIN SURROUNDING AN APERTURE, (B) SAID METAL MEMBER HAVING A REDUCED THICKNESS RADIALLY INWARDLY DIRECTED ANNULAR SUPPORTING SURFACE ADJACENT SAID DEPRESSION AND DEFINING SAID APERTURE, (C) A FIBER OPTICAL FACE PLATE MEMBER OVERLAPPING SAID APERTURE AND CONCENTRICALLY SEALED TO SAID SUPPORTING SURFACE FOR FLEXIBLE SUPPORT THEREBY WITH SAID SUPPORT SURFACE PARALLEL TO SAID PLATE, (D) SAID METAL MEMBER AND SAID CERAMIC MEMBER HAVING PREDETERMINED AND CLOSED COEFFIFIENTS OF EXPANSION,
Claim 2
Dependent Claim
95 words
IN A FACE PLATE ARRANGEMENT FOR AN ELECTRON IMAGE TUBE, THE COMBINATION COMPRISING (A) A THIN ANNULAR METAL MEMBER HAVING A LARGE CONCENTRIC ANNULAR DEPRESSION AXIALLY THEREIN SURROUNDING AN APERTURE, (B) SAID METAL MEMBER HAVING A REDUCED THICKNESS RADIALLY INWARDLY DIRECTED ANNULAR SUPPORTING SURFACE ADJACENT SAID DEPRESSION AND DEFINING SAID APERTURE, (C) A FIBER OPTICAL FACE PLATE MEMBER OVERLAPPING SAID APERTURE AND CONCENTRICALLY SEALED TO SAID SUPPORTING SURFACE FOR FLEXIBLE SUPPORT THEREBY WITH SAID SUPPORT SURFACE PARALLEL TO SAID PLATE, (D) SAID METAL MEMBER AND SAID CERAMIC MEMBER HAVING PREDETERMINED AND CLOSED COEFFIFIENTS OF EXPANSION,
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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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |