Patent US3345972A successfully refreshed from Google Patents.
US3345972A
Expired / Lapsed
US
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Means to adjust effective width of curtain coater
Assignee: OI Glass Inc
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Filing: 1965-05-20
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Granted: 1967-10-10
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Expires: 1985-05-20
Abstract
No abstract record available.
Inventors
- 👤 Leonard J Masulis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:09
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/46; D21H23/48; B; B05; B05C; B05C5/00; B05C5/005; D21H5/00; D21H5/0005; D21H5/0042; D21H5/0045; Y; Y10; Y10S; Y10S118/00; Y10S118/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
APPARATUS FOR APPLYING A COATING OF A LIQUID MATERIAL TO A PORTION OF THE UPPER SURFACE OF A PLANAR OBJECT COMPRISING: CONVEYOR MEANS FOR CONVEYING THE PLANAR OBJECT IN A SUBSTANTIALLY HORIZONTALLY ORIENTED POSITION ALONG A SUBSTANTIALLY HORIZONTALLY EXTENDING PATH OF TRAVEL; CURTAINFORMING MEANS FOR ESTABLISHING A THIN VERTICALLY FALLING CURTAIN OF SAID LIQUID MATERIAL EXTENDING ACROSS SAID PATH BEYOND THE LATERAL EXTREMITIES OF THE PLANAR OBJECT; TROUGH MEANS DISPOSED BENEATH THE PATH OF TRAVEL FOR CATCHING FALLING LIQUID MATERIAL THAT FALLS BEYOND THE LATERAL EXTREMITIES OF THE PLANAR OBJECT; MEANS FOR PREVENTING A PORTION OF THE UPPER SURFACE OF THE PLANAR OBJECT EXTENDING PARALLEL TO ITS PATH OF TRAVEL FROM BEING COATED WITH LIQUID, SAID MEANS COMPRISING A CHANNEL-SHAPED MEMBER DISPOSED AT AN ELEVATION ABOVE THE UPPER SURFACE OF THE PLANAR OBJECT AND AT A LOCATION IN VERTICAL ALIGNMENT WITH SAID CURTAIN-FORMING MEANS AND HAVING A CLOSED END DIS-
Claim 2
Dependent Claim
150 words
APPARATUS FOR APPLYING A COATING OF A LIQUID MATERIAL TO A PORTION OF THE UPPER SURFACE OF A PLANAR OBJECT COMPRISING: CONVEYOR MEANS FOR CONVEYING THE PLANAR OBJECT IN A SUBSTANTIALLY HORIZONTALLY ORIENTED POSITION ALONG A SUBSTANTIALLY HORIZONTALLY EXTENDING PATH OF TRAVEL; CURTAINFORMING MEANS FOR ESTABLISHING A THIN VERTICALLY FALLING CURTAIN OF SAID LIQUID MATERIAL EXTENDING ACROSS SAID PATH BEYOND THE LATERAL EXTREMITIES OF THE PLANAR OBJECT; TROUGH MEANS DISPOSED BENEATH THE PATH OF TRAVEL FOR CATCHING FALLING LIQUID MATERIAL THAT FALLS BEYOND THE LATERAL EXTREMITIES OF THE PLANAR OBJECT; MEANS FOR PREVENTING A PORTION OF THE UPPER SURFACE OF THE PLANAR OBJECT EXTENDING PARALLEL TO ITS PATH OF TRAVEL FROM BEING COATED WITH LIQUID, SAID MEANS COMPRISING A CHANNEL-SHAPED MEMBER DISPOSED AT AN ELEVATION ABOVE THE UPPER SURFACE OF THE PLANAR OBJECT AND AT A LOCATION IN VERTICAL ALIGNMENT WITH SAID CURTAIN-FORMING MEANS AND HAVING A CLOSED END DIS-
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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) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |