US3237316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for drying continuous lengths of film or paper or the like
Assignee: Individual
•
Filing: 1962-09-28
•
Granted: 1966-03-01
•
Expires: 1982-09-28
Abstract
No abstract record available.
Inventors
- 👤 Hans W Sachs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:41
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/10; F26B13/14; F26B13/16; D; D21; D21F; D21F5/00; D21G; D21G9/00; D21G9/0063
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A WEB DRYING APPARATUS COMPRISING IN COMBINATION; (A) A PLURALITY OF ROTATABLE WHEEL CAGES INCLUDING SPACED OPEN CAGES HAVING PARALLEL RIMS, (B) MEANS FOR MOUNTING THE WHEEL CAGES ADJACENT ONE ANOTHER IN PARALLEL ROWS AND TRAINING A WEB AROUND THE PERIPHERY THEREOF IN A SERPENTINE PATH, (C) AT LEAST ONE PAIR OF EDGE BELTS COOPERATING WITH THE OPPOSITE RIMS OF ALL THE WHEEL CAGES OF AT LEAST ONE ROW AND OPPOSITE EDGES OF A WEB TO HOLD AND SUPPORT THE OPPOSITE EDGES OF THE WBE, THE BELTS BEING TRAINED AROUND THE RIMS OF THE WHEEL CAGES IN A SERPENTINE PATH, AND (D) AN AIR SUPPLYING MEANS FOR DIRECTING DRYING AIR ON TO ONE SURFACE OF THE WEB WHILE THE WEB IS TRAVELING IN THE SERPENTINE PATH WITH THE WEB EDGES HELD BY THE BELTS SUPPORTED BY THE SPACED PARALLEL RIMS OF THE WHEEL CAGES, THE AIR SUPPLYING MEANS BEING LOCATED AT LEAST PARTIALLY WITHIN SOME OF THE WHEEL CAGES.
Claim 2
Dependent Claim
159 words
A WEB DRYING APPARATUS COMPRISING IN COMBINATION; (A) A PLURALITY OF ROTATABLE WHEEL CAGES INCLUDING SPACED OPEN CAGES HAVING PARALLEL RIMS, (B) MEANS FOR MOUNTING THE WHEEL CAGES ADJACENT ONE ANOTHER IN PARALLEL ROWS AND TRAINING A WEB AROUND THE PERIPHERY THEREOF IN A SERPENTINE PATH, (C) AT LEAST ONE PAIR OF EDGE BELTS COOPERATING WITH THE OPPOSITE RIMS OF ALL THE WHEEL CAGES OF AT LEAST ONE ROW AND OPPOSITE EDGES OF A WEB TO HOLD AND SUPPORT THE OPPOSITE EDGES OF THE WBE, THE BELTS BEING TRAINED AROUND THE RIMS OF THE WHEEL CAGES IN A SERPENTINE PATH, AND (D) AN AIR SUPPLYING MEANS FOR DIRECTING DRYING AIR ON TO ONE SURFACE OF THE WEB WHILE THE WEB IS TRAVELING IN THE SERPENTINE PATH WITH THE WEB EDGES HELD BY THE BELTS SUPPORTED BY THE SPACED PARALLEL RIMS OF THE WHEEL CAGES, THE AIR SUPPLYING MEANS BEING LOCATED AT LEAST PARTIALLY WITHIN SOME OF THE WHEEL CAGES.
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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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |