Patent US3369955A successfully refreshed from Google Patents.
US3369955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for forming corrugated sheets
Assignee: Individual
•
Filing: 1964-03-16
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Granted: 1968-02-20
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Expires: 1984-03-16
Abstract
No abstract record available.
Inventors
- 👤 Bernard Rudloff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:29
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/04; B29C70/06; B29C70/10; B29C70/12; B29C53/00; B29C53/22; B29C53/24; B29C53/28; B29C53/285; B29C70/28; B29C70/40; B29C70/50; B29C70/504; D; D21; D21J; D21J1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
243 words
AN APPARATUS FOR THE MANUFACTURE OF PANELS OF FIBERS AND POLYMERIZED MATERIALS COMPRISING TWO ENDLESS CONVEYOR BELTS DISPOSED IN VERTICAL SPACED AND PARALLEL RELATIONSHIP, MEANS FOR PROVIDING AN UNPOLYMERIZED SHEET OF FIBERS AND RESIN BETWEEN SAID TWO CONVEYOR BELTS IN SANDWICH RELATIONSHIP, SAID TWO ENDLESS CONVEYOR BELTS BEING PERFORATED AND PERMITTING AIR TO PASS THERETHROUGH, TWO CHAIN ASSEMBLIES FOR SYNCHRONOUSLY MOVING EACH OF SAID TWO ENDLESS CONVEYOR BELTS, RESPECTIVELY, THEREBY MOVING SAID SHEET THEREWITH, MEANS FOR PROVIDING AND DISTRIBUTING HEATED AIR TO A PLURALITY OF POSITIONS ALONG ONE OF SAID TWO ENDLESS CONVEYOR BELTS ADJACENT SAID SHEET AND FOR REMOVING SAID HEATED AIR FROM A PLURALITY OF CORRESPONDING POSITIONS ALNG THE OTHER OF SAID TWO ENDLESS CONVEYOR BELTS ADJACENT SAID SHEET, SAID HEATED AIR THEREBY PASSING THROUGH SAID CONVEYOR BELTS AND SAID SHEET THEREBETWEEN AND EFFECTING THE POLYMERIZING OF SAID SHEET, EACH OF SAID TWO CHAIN ASSEMBLIES COMPRISES, A PLURALITY OF AXLES, AN ENDLESS CHAIN MEANS CONNECTING SAID PLURALITY OF AXLES IN SPACED PARALLEL RELATIONSHIP RELATIVE TO ONE ANOTHER AND RELATIVE TO SAID EACH OF SAID TWO ENDLESS CONVEYOR BELTS, A PLURALITY OF ROLLERS DISPOSED ON EACH AXLE IN AND SAID AXLES, AND AN ADJUSTABLE PAIR OF GUIDE RAIL MEANS DISPOSED PARALLEL TO AND IN SPACED AND ADJUSTABLE RELATIONSHIP TO SAID EACH OF SAID TWO ENDLESS CONVEYOR BELTS ADJACENT SAID SHEET FOR GUIDING SAID PLURALITY OF AXLES AND SAID ROLLERS THEREON AGAINST SAID EACH OF SAID TWO ENDLESS CONVEYOR BELTS ADJACENT SAID SHEET.
Claim 2
Independent Claim
243 words
AN APPARATUS FOR THE MANUFACTURE OF PANELS OF FIBERS AND POLYMERIZED MATERIALS COMPRISING TWO ENDLESS CONVEYOR BELTS DISPOSED IN VERTICAL SPACED AND PARALLEL RELATIONSHIP, MEANS FOR PROVIDING AN UNPOLYMERIZED SHEET OF FIBERS AND RESIN BETWEEN SAID TWO CONVEYOR BELTS IN SANDWICH RELATIONSHIP, SAID TWO ENDLESS CONVEYOR BELTS BEING PERFORATED AND PERMITTING AIR TO PASS THERETHROUGH, TWO CHAIN ASSEMBLIES FOR SYNCHRONOUSLY MOVING EACH OF SAID TWO ENDLESS CONVEYOR BELTS, RESPECTIVELY, THEREBY MOVING SAID SHEET THEREWITH, MEANS FOR PROVIDING AND DISTRIBUTING HEATED AIR TO A PLURALITY OF POSITIONS ALONG ONE OF SAID TWO ENDLESS CONVEYOR BELTS ADJACENT SAID SHEET AND FOR REMOVING SAID HEATED AIR FROM A PLURALITY OF CORRESPONDING POSITIONS ALNG THE OTHER OF SAID TWO ENDLESS CONVEYOR BELTS ADJACENT SAID SHEET, SAID HEATED AIR THEREBY PASSING THROUGH SAID CONVEYOR BELTS AND SAID SHEET THEREBETWEEN AND EFFECTING THE POLYMERIZING OF SAID SHEET, EACH OF SAID TWO CHAIN ASSEMBLIES COMPRISES, A PLURALITY OF AXLES, AN ENDLESS CHAIN MEANS CONNECTING SAID PLURALITY OF AXLES IN SPACED PARALLEL RELATIONSHIP RELATIVE TO ONE ANOTHER AND RELATIVE TO SAID EACH OF SAID TWO ENDLESS CONVEYOR BELTS, A PLURALITY OF ROLLERS DISPOSED ON EACH AXLE IN AND SAID AXLES, AND AN ADJUSTABLE PAIR OF GUIDE RAIL MEANS DISPOSED PARALLEL TO AND IN SPACED AND ADJUSTABLE RELATIONSHIP TO SAID EACH OF SAID TWO ENDLESS CONVEYOR BELTS ADJACENT SAID SHEET FOR GUIDING SAID PLURALITY OF AXLES AND SAID ROLLERS THEREON AGAINST SAID EACH OF SAID TWO ENDLESS CONVEYOR BELTS ADJACENT SAID SHEET.
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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) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |