Patent US3097263A successfully refreshed from Google Patents.
US3097263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerated protective enclosure for television cameras
Assignee: LINTERN CORP
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Filing: 1961-03-30
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Granted: 1963-07-09
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Expires: 1981-03-30
Abstract
No abstract record available.
Inventors
- 👤 James W Lintern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:15
CPC Classifications
H; H04; H04N; H04N23/00; H04N23/50; H04N23/51
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A PROTECTIVE ENCLOSURE FOR A TELEVISION CAMERA AND COMPRISING A BOX HAVING HEAT INSULATED WALLS AND PROVIDING AN ENCLOSURE ADAPTED TO ACCOMMODATE A TELEVISION CAMERA, ONE OF SAID INSULATED WALLS BEING A FRONT WALL AND HAVING A PEEPHOLE THEREIN FOR THE LENS OF A CAMERA, TRANSPARENT WINDOW PANE MEANS CLOSING THE PEEPHOLE, REFRIGERATING EVAPORATOR COIL MEANS WITHIN THE ENCLOSURE AND HAVING CONNECTIONS ADAPTED FOR CONNECTION TO AN EXTERNAL REFRIGERATION CIRCUIT FOR SUPPLYING REFRIGERANT TO THE COIL MEANS, A HEAT CONDUCTING METAL SHIELD, MEANS SUPPORTING THE SHIELD IN FORWARDLY SPACED FACE TO FACE RELATION TO THE FRONT WALL TO PROVIDE A CONVECTION AIR PASSAGE THEREBETWEEN, SAID PASSAGE BEING OPEN AT THE TOP AND BOTTOM TO PERMIT CONVECTION AIR CURRENTS TO FLOW UPWARDLY AS A RESULT OF HEATING THE SHIELD, AND SAID SHIELD HAVING AN OPENING ALIGNED WITH THE PEEPHOLE.
Claim 2
Dependent Claim
138 words
A PROTECTIVE ENCLOSURE FOR A TELEVISION CAMERA AND COMPRISING A BOX HAVING HEAT INSULATED WALLS AND PROVIDING AN ENCLOSURE ADAPTED TO ACCOMMODATE A TELEVISION CAMERA, ONE OF SAID INSULATED WALLS BEING A FRONT WALL AND HAVING A PEEPHOLE THEREIN FOR THE LENS OF A CAMERA, TRANSPARENT WINDOW PANE MEANS CLOSING THE PEEPHOLE, REFRIGERATING EVAPORATOR COIL MEANS WITHIN THE ENCLOSURE AND HAVING CONNECTIONS ADAPTED FOR CONNECTION TO AN EXTERNAL REFRIGERATION CIRCUIT FOR SUPPLYING REFRIGERANT TO THE COIL MEANS, A HEAT CONDUCTING METAL SHIELD, MEANS SUPPORTING THE SHIELD IN FORWARDLY SPACED FACE TO FACE RELATION TO THE FRONT WALL TO PROVIDE A CONVECTION AIR PASSAGE THEREBETWEEN, SAID PASSAGE BEING OPEN AT THE TOP AND BOTTOM TO PERMIT CONVECTION AIR CURRENTS TO FLOW UPWARDLY AS A RESULT OF HEATING THE SHIELD, AND SAID SHIELD HAVING AN OPENING ALIGNED WITH THE PEEPHOLE.
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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |