Patent US3177799A successfully refreshed from Google Patents.
US3177799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for selectively temperature conditioning calenders
Assignee: Beloit Corp
•
Filing: 1963-01-10
•
Granted: 1965-04-13
•
Expires: 1983-01-10
Abstract
No abstract record available.
Inventors
- 👤 Edgar J Justus
- 👤 Elmer E Crist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:46
CPC Classifications
D; D21; D21F; D21F7/00; D21F7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN A CALENDER ASSEMBLY INCLUDING A STACK OF SUPERIMPOSED ROLLS PROVIDING WEB TREATING NIPS, A PROJECTOR UNIT OF LIMITED WIDTH HAVING AN ORIFICE FOR PROJECTING A STREAM OF CONDITIONING FLUID AGAINST ONE OF THE CALENDER ROLLS FOR ALTERING THE DIAMETER OF A SELECTED CIRCUMFERENTIAL AREA OF THE ROLL TO CONTROL ITS NIP FOR CORRECTING A WEB CALIPER IRREGULARITY, A SUPPORT ON WHICH SAID PROJECTOR UNIT IS DETACHABLY MOUNTED FOR ADJUSTMENT BODILY BOTH CIRCUMFERENTIALLY AND LONGITUDINALLY OF THE ROLL TO ATTAIN ACCURATE
Claim 2
Dependent Claim
81 words
IN A CALENDER ASSEMBLY INCLUDING A STACK OF SUPERIMPOSED ROLLS PROVIDING WEB TREATING NIPS, A PROJECTOR UNIT OF LIMITED WIDTH HAVING AN ORIFICE FOR PROJECTING A STREAM OF CONDITIONING FLUID AGAINST ONE OF THE CALENDER ROLLS FOR ALTERING THE DIAMETER OF A SELECTED CIRCUMFERENTIAL AREA OF THE ROLL TO CONTROL ITS NIP FOR CORRECTING A WEB CALIPER IRREGULARITY, A SUPPORT ON WHICH SAID PROJECTOR UNIT IS DETACHABLY MOUNTED FOR ADJUSTMENT BODILY BOTH CIRCUMFERENTIALLY AND LONGITUDINALLY OF THE ROLL TO ATTAIN ACCURATE
References Cited (Backward Citations)
US334415A
Cited
US611422A
Cited
US1700267A
Cited
US1253293A
Cited
US1714261A
Cited
US2866996A
Cited
US2981175A
Cited
US2993432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |