US3097994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steaming device for a papermaking machine
Assignee: Kimberly Clark Corp
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Filing: 1961-02-03
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Granted: 1963-07-16
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Expires: 1981-02-03
Abstract
No abstract record available.
Inventors
- 👤 William A Dickens
- 👤 Karl E Sager
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:28
CPC Classifications
D; D21; D21G; D21G7/00; D21F; D21F1/00; D21F1/48; D21F7/00; D21F7/008; D21F9/00; D21F9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN WEB FORMING APPARATUS OF THE TYPE IN WHICH A FIBROUS WEB OF WET STOCK IS FORMED ON A MOVING FABRIC AND IS TRANSFERRED TO A DRIER SECTION, A STEAM CHEST HAVING A PATTERNED ARRAY OF STEAM DISCHARGE OPENINGS IN A SIDE THEREOF FACING THE WEB ARRANGED IN SUCH A REGULAR PATTERN TO UNIFORMLY COVER THE WEB WITH STEAM, THE SMALLEST DIMENSION OF EACH OF SAID OPENINGS BEING 1/16 INCH TO 3/8 INCH AND SAID SIDE BEING SPACED FROM SAID WEB 2 INCHS OR LESS, AND MEANS FOR SUPPLYING STEAM AT SUCH A PRESSURE TO SAID CHEST THAT IT IS DISCHARGED THROUGH SAID OPENINGS ON TO SAID WEB AT A VELOCITY GREATER THAN 10 FEET PER SECOND AND LESS THAN 600 FEET PER SECOND.
Claim 2
Dependent Claim
124 words
IN WEB FORMING APPARATUS OF THE TYPE IN WHICH A FIBROUS WEB OF WET STOCK IS FORMED ON A MOVING FABRIC AND IS TRANSFERRED TO A DRIER SECTION, A STEAM CHEST HAVING A PATTERNED ARRAY OF STEAM DISCHARGE OPENINGS IN A SIDE THEREOF FACING THE WEB ARRANGED IN SUCH A REGULAR PATTERN TO UNIFORMLY COVER THE WEB WITH STEAM, THE SMALLEST DIMENSION OF EACH OF SAID OPENINGS BEING 1/16 INCH TO 3/8 INCH AND SAID SIDE BEING SPACED FROM SAID WEB 2 INCHS OR LESS, AND MEANS FOR SUPPLYING STEAM AT SUCH A PRESSURE TO SAID CHEST THAT IT IS DISCHARGED THROUGH SAID OPENINGS ON TO SAID WEB AT A VELOCITY GREATER THAN 10 FEET PER SECOND AND LESS THAN 600 FEET PER SECOND.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |