Patent US3219012A successfully refreshed from Google Patents.
US3219012A
Expired / Lapsed
US
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Apparatus for forming an airborne curtain of liquid material
Assignee: Owens Corning
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Filing: 1962-09-06
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Granted: 1965-11-23
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Expires: 1982-09-06
Abstract
No abstract record available.
Inventors
- 👤 Ralph M Stream
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:56
CPC Classifications
B; B05; B05C; B05C5/00; B05C5/005; D; D04; D04H; D04H3/00; D04H3/08; D04H3/12; D06; D06B; D06B1/00; D06B1/04; Y; Y10; Y10S; Y10S118/00; Y10S118/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
IN APPARATUS FOR FORMING AN AIRBONE CURTAIN OF LIQUID MATERIAL, A RESERVOIR HAVING A HORIZONTALLY DISPOSED LIQUID FLOW LIP AND A SUBJACENT ARCUATE, FLOW SURFACE EXTENDING DOWNWARDLY AND TRANSPOSING TOWARD HORIZONTAL, A RELATIVELY RIGID FORAMINOUS SHEET MEMBER EXTENDING ALONG SAID FLOW SURFACE AND HAVING A PORTION IN LIQUID RECEIVING RELATION THERETO, SAID FORAMINOUS SHEET MEMBER HAVING A FREELY HANGING SUBJACENT PORTION AND A FREELY HANGING LOWER PORTION TRANSPOSING TOWARD HORIZONTAL, A POOL-FORMING MEMBER POSITIONED IN FALLING FLUID RECEIVING RELATION WITH RESPECT TO SAID FLOW SURFACE, AND SAID MEMBER HAVING A PART IN POOL FORMING RELATION WITH A MEDIAN PORTION OF SAID FORAMINOUS MEMBER.
Claim 2
Dependent Claim
103 words
IN APPARATUS FOR FORMING AN AIRBONE CURTAIN OF LIQUID MATERIAL, A RESERVOIR HAVING A HORIZONTALLY DISPOSED LIQUID FLOW LIP AND A SUBJACENT ARCUATE, FLOW SURFACE EXTENDING DOWNWARDLY AND TRANSPOSING TOWARD HORIZONTAL, A RELATIVELY RIGID FORAMINOUS SHEET MEMBER EXTENDING ALONG SAID FLOW SURFACE AND HAVING A PORTION IN LIQUID RECEIVING RELATION THERETO, SAID FORAMINOUS SHEET MEMBER HAVING A FREELY HANGING SUBJACENT PORTION AND A FREELY HANGING LOWER PORTION TRANSPOSING TOWARD HORIZONTAL, A POOL-FORMING MEMBER POSITIONED IN FALLING FLUID RECEIVING RELATION WITH RESPECT TO SAID FLOW SURFACE, AND SAID MEMBER HAVING A PART IN POOL FORMING RELATION WITH A MEDIAN PORTION OF SAID FORAMINOUS MEMBER.
References Cited (Backward Citations)
US2060897A
Cited
US3074374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |