US2607712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extrusion coating machine
Assignee: FRANK W EGAN AND CO
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Filing: 1952-01-28
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Granted: 1952-08-19
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Expires: 1972-01-28
Abstract
No abstract record available.
Inventors
- 👤 Robert C Sturken
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:29
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/46; D21H23/48; D21H5/00; D21H5/0005; D21H5/0042; D21H5/0045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A MACHINE INCLUDING PARALLEL, COUNTER-ROTATING ROLLERS ADAPTED TO BOND IN THE NIP OF THE ROLLERS A THIN SHEET OF SURFACING MATERIAL TO A SURFACE OF A CONTINUOUS SHEET OF WEB-LIKE MATERIAL CARRIED BY ONE OF SAID ROLLERS THROUGH THEIR NIP, MEANS FOR DISPLACING ONE OF SAID ROLLERS IN A FIRST DIRECTION, MEANS FOR DISPLACING THE OTHER OF SAID ROLLERS IN A DIRECTION OBLIQUE TO THE FIRST DIRECTION, AND MEANS FOR EFFECTING A CONTINUOUS PRESSURE BETWEEN SAID ROLLERS WHEREBY THE INCLINATION OF THE PLANE TANGENT TO THE ROLLERS AT THEIR NIP MAY BE CONFORMED TO THE INCLINATION OF THE SHEET OF SURFACING MATERIAL ENTERING THE NIP.
Claim 2
Dependent Claim
105 words
A MACHINE INCLUDING PARALLEL, COUNTER-ROTATING ROLLERS ADAPTED TO BOND IN THE NIP OF THE ROLLERS A THIN SHEET OF SURFACING MATERIAL TO A SURFACE OF A CONTINUOUS SHEET OF WEB-LIKE MATERIAL CARRIED BY ONE OF SAID ROLLERS THROUGH THEIR NIP, MEANS FOR DISPLACING ONE OF SAID ROLLERS IN A FIRST DIRECTION, MEANS FOR DISPLACING THE OTHER OF SAID ROLLERS IN A DIRECTION OBLIQUE TO THE FIRST DIRECTION, AND MEANS FOR EFFECTING A CONTINUOUS PRESSURE BETWEEN SAID ROLLERS WHEREBY THE INCLINATION OF THE PLANE TANGENT TO THE ROLLERS AT THEIR NIP MAY BE CONFORMED TO THE INCLINATION OF THE SHEET OF SURFACING MATERIAL ENTERING THE NIP.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |