US3947713A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mercury capsule assembly for display panel
Assignee: Unisys Corp
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Filing: 1975-04-18
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Granted: 1976-03-30
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Expires: 1995-04-18
Abstract
Abstract The apparatus of the invention comprises a cup-shaped metal ring carrying a mercury amalgam from which mercury can be released, the ring being held within a supporting mass of fibrous insulating material and the entire assembly loosely mounted in the tubulation secured to the base plate of a display panel.
Inventors
- 👤 George J. Przybylek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:46
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/02; H01J17/22; H01J17/24
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
68 words
Apparatus for introducing a vapor into a chamber comprising an envelope having a chamber into which a vapor is to be introduced, a tubulation secured to said envelope in communication with said chamber, a carrier carrying a substance for providing said vapor, said carrier being dispsosed in said tubulation, and a mass of fibrous material enclosing said carrier and insulating said carrier from the wall of said tubulation.
Claim 2
Dependent Claim
68 words
Apparatus for introducing a vapor into a chamber comprising an envelope having a chamber into which a vapor is to be introduced, a tubulation secured to said envelope in communication with said chamber, a carrier carrying a substance for providing said vapor, said carrier being dispsosed in said tubulation, and a mass of fibrous material enclosing said carrier and insulating said carrier from the wall of said tubulation.
Claim 3
Dependent Claim
74 words
Apparatus for introducing a vapor into a chamber comprising an envelope having a chamber into which a vapor is to be introduced, a tubulation secured to said envelope in communication with said chamber through a hole in said envelope, a carrier carrying a substance for providing said vapor, said carrier being disposed in said tubulation, and a mass of fibrous material enclosing said carrier and insulating said carrier from the wall of said tubulation.
Claim 4
Dependent Claim
74 words
Apparatus for introducing a vapor into a chamber comprising an envelope having a chamber into which a vapor is to be introduced, a tubulation secured to said envelope in communication with said chamber through a hole in said envelope, a carrier carrying a substance for providing said vapor, said carrier being disposed in said tubulation, and a mass of fibrous material enclosing said carrier and insulating said carrier from the wall of said tubulation.
Claim 5
Dependent Claim
70 words
Apparatus for introducing a vapor into a chamber comprising an envelope having a chamber into which a vapor is to be introduced, a tubulation secured to said envelope in communication with said chamber, an annular metal carrier carrying a substance for providing said vapor, said carrier being disposed in said tubulation, and a mass of fibrous material enclosing said carrier and insulating said carrier from the wall of said tubulation.
Claim 6
Dependent Claim
70 words
Apparatus for introducing a vapor into a chamber comprising an envelope having a chamber into which a vapor is to be introduced, a tubulation secured to said envelope in communication with said chamber, an annular metal carrier carrying a substance for providing said vapor, said carrier being disposed in said tubulation, and a mass of fibrous material enclosing said carrier and insulating said carrier from the wall of said tubulation.
Claim 7
Dependent Claim
92 words
Apparatus for introducing a vapor into a chamber comprising an envelope made up of a base plate and a face plate sealed together and forming a chamber into which a vapor is to be introduced, a tubulation secured to said base plate of said envelope in communication with said chamber through a hole in said base plate, a carrier carrying a substance for providing said vapor, said carrier being disposed in said tubulation, and a mass of fibrous material enclosing said carrier and insulating said carrier from the wall of said tubulation.
Claim 8
Dependent Claim
92 words
Apparatus for introducing a vapor into a chamber comprising an envelope made up of a base plate and a face plate sealed together and forming a chamber into which a vapor is to be introduced, a tubulation secured to said base plate of said envelope in communication with said chamber through a hole in said base plate, a carrier carrying a substance for providing said vapor, said carrier being disposed in said tubulation, and a mass of fibrous material enclosing said carrier and insulating said carrier from the wall of said tubulation.
Claim 9
Dependent Claim
74 words
A display device comprising a gas-filled envelope made up of a base plate and a face plate secured together, a glass tubulation secured to said base plate and communicating with the interior of said envelope through a hole in said base plate, a metal carrier for a chemical to be released therefrom and introduced into said envelope, and a fibrous mass surrounding said carrier and insulating said carrier from the wall of said tubulation.
Claim 10
Dependent Claim
74 words
A display device comprising a gas-filled envelope made up of a base plate and a face plate secured together, a glass tubulation secured to said base plate and communicating with the interior of said envelope through a hole in said base plate, a metal carrier for a chemical to be released therefrom and introduced into said envelope, and a fibrous mass surrounding said carrier and insulating said carrier from the wall of said tubulation.
Claim 11
Dependent Claim
97 words
A display panel comprising a gas-filled envelope containing a plurality of groups of cathode electrodes for displaying characters and at least one anode electrode, said envelope comprising a face plate and a base plate hermetically sealed together, a tubulation secured to said base plate and communicating with the interior of said envelope through a hole in said base plate, a carrier for a chemical to be released therefrom and introduced into said envelope, said carrier being mounted in said tubulation, and a fibrous mass surrounding said carrier and insulating said carrier from the wall of said tubulation.
Claim 12
Dependent Claim
97 words
A display panel comprising a gas-filled envelope containing a plurality of groups of cathode electrodes for displaying characters and at least one anode electrode, said envelope comprising a face plate and a base plate hermetically sealed together, a tubulation secured to said base plate and communicating with the interior of said envelope through a hole in said base plate, a carrier for a chemical to be released therefrom and introduced into said envelope, said carrier being mounted in said tubulation, and a fibrous mass surrounding said carrier and insulating said carrier from the wall of said tubulation.
Claim 13
Dependent Claim
18 words
The panel defined in claim 6 wherein said tubulation is of glass and said carrier is of metal.
References Cited (Backward Citations)
US3872339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-03-30 | 1979-09-29 | 1980-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-03-30 | 1983-09-29 | 1984-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-03-30 | 1987-09-29 | 1988-03-30 | $7700.00 | Window Closed / Lapsed |