US3340795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous laminating press with air film lubrication
Assignee: Individual
•
Filing: 1964-02-03
•
Granted: 1967-09-12
•
Expires: 1984-02-03
Abstract
No abstract record available.
Inventors
- 👤 James C Hartley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:15
CPC Classifications
B; B30; B30B; B30B5/00; B30B5/04; B30B5/06; B30B5/062; B30B5/065; Y; Y10; Y10S; Y10S425/00; Y10S425/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A PRESS FOR LAMINATING LAMINAR SHEET STOCK IN MOTION, COMPRISING FIXED COMPANION PLATENS WITH PLANE AND PARALLEL OPPOSING FACES ADAPTED TO EXERT LAMINATION PRESSURE AGAINST ADJACENT FACES OF INTERPOSED STOCK, OF WHICH EACH PLATEN HAS AN INTERNAL CHAMBER WITH AN AIR INLET AND ORIFICES IN AND DISTRIBUTED OVER SAID FACE THEREOF AND LEADING TO SAID CHAMBER, WITH SAID ORIFICES BEING SUFFICIENTLY NARROW AND LARGE IN NUMBER TO PASS COMPRESSED AIR FROM SAID CHAMBERS AND MAINTAIN BETWEEN THE ADJACENT FACES OF THE PLATENS AND INTERPOSED STOCK STOCK-FLOATING AIR FILMS OF ADEQUATE INTEGRALS OF PRESSURE TO IMPART THE LAMINATION PRESSURES TO THE STOCK; AND MEANS FOR FEEDING STOCK BETWEEN SAID PLATENS FOR ITS LAMINATION WHILE IN MOTION.
Claim 2
Dependent Claim
115 words
A PRESS FOR LAMINATING LAMINAR SHEET STOCK IN MOTION, COMPRISING FIXED COMPANION PLATENS WITH PLANE AND PARALLEL OPPOSING FACES ADAPTED TO EXERT LAMINATION PRESSURE AGAINST ADJACENT FACES OF INTERPOSED STOCK, OF WHICH EACH PLATEN HAS AN INTERNAL CHAMBER WITH AN AIR INLET AND ORIFICES IN AND DISTRIBUTED OVER SAID FACE THEREOF AND LEADING TO SAID CHAMBER, WITH SAID ORIFICES BEING SUFFICIENTLY NARROW AND LARGE IN NUMBER TO PASS COMPRESSED AIR FROM SAID CHAMBERS AND MAINTAIN BETWEEN THE ADJACENT FACES OF THE PLATENS AND INTERPOSED STOCK STOCK-FLOATING AIR FILMS OF ADEQUATE INTEGRALS OF PRESSURE TO IMPART THE LAMINATION PRESSURES TO THE STOCK; AND MEANS FOR FEEDING STOCK BETWEEN SAID PLATENS FOR ITS LAMINATION WHILE IN MOTION.
References Cited (Backward Citations)
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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) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |