US3152204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for curing endless belts
Assignee: Uniroyal Inc
•
Filing: 1960-06-09
•
Granted: 1964-10-06
•
Expires: 1980-06-09
Abstract
No abstract record available.
Inventors
- 👤 Herman C Sauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:29
CPC Classifications
B; B29; B29D; B29D29/00; B29D29/10; B29K; B29K2021/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
THE METHOD OF CURIG ENDLESS BELTS WHILE SAID BELTS ARE IN MOTION COMPRISING THE STEPS OF ENTRAINING AN UNCURED BELT OVER A ROTATABLE DRUM HAVING A MOLD CAVITY IN THE PERIPHERY THEREOF, APPLYING TENSION TO SAID BELT BY ENTRAINING IT OVER A SPACED ALIGNED ROTATABLE ELEMENT, APPLYING PRESSURE CONTINUOUSLY BY A ROTATABLE NON-CONDUCTIVE HEAT RESISTANT ELASTOMERIC BAND IN A RADIALLY INWARD MANNER AGAINST THE PORTIN OF SAID BELT IN CONTACT WITH SAID DRUM AND SAID BELT, APPLYIG HEAT TO THE PORTION OF SAID BELT INITIALLY IN CONTACT WITH SAID DRUM, THE HEAT APPLIED TO SAID PORTION BEING INSUFFICIENT TO CURE SAID PORTION, SAID PORTION BEING THEREBY ONLY SEMI-CURED IN A GRADUATED STATE DESCENDING IN THE DIRECTION OF ROTATION OF SAID PORTION, RAPIDLY COOLING SAID PORTION AS IT EMERGES FROM SAID DRUM, PASSING THE REMAINING PORTION OF SAIDBELT OVER SAID DRUM, AND AGAIN PASSING SAID SEMI-CURED PORTION OVER SAID DRUM TO EFFECT A COMPLETE CURE THEREOF.
Claim 2
Independent Claim
155 words
THE METHOD OF CURIG ENDLESS BELTS WHILE SAID BELTS ARE IN MOTION COMPRISING THE STEPS OF ENTRAINING AN UNCURED BELT OVER A ROTATABLE DRUM HAVING A MOLD CAVITY IN THE PERIPHERY THEREOF, APPLYING TENSION TO SAID BELT BY ENTRAINING IT OVER A SPACED ALIGNED ROTATABLE ELEMENT, APPLYING PRESSURE CONTINUOUSLY BY A ROTATABLE NON-CONDUCTIVE HEAT RESISTANT ELASTOMERIC BAND IN A RADIALLY INWARD MANNER AGAINST THE PORTIN OF SAID BELT IN CONTACT WITH SAID DRUM AND SAID BELT, APPLYIG HEAT TO THE PORTION OF SAID BELT INITIALLY IN CONTACT WITH SAID DRUM, THE HEAT APPLIED TO SAID PORTION BEING INSUFFICIENT TO CURE SAID PORTION, SAID PORTION BEING THEREBY ONLY SEMI-CURED IN A GRADUATED STATE DESCENDING IN THE DIRECTION OF ROTATION OF SAID PORTION, RAPIDLY COOLING SAID PORTION AS IT EMERGES FROM SAID DRUM, PASSING THE REMAINING PORTION OF SAIDBELT OVER SAID DRUM, AND AGAIN PASSING SAID SEMI-CURED PORTION OVER SAID DRUM TO EFFECT A COMPLETE CURE THEREOF.
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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) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |