Patent US2631402A successfully refreshed from Google Patents.
Patent US2662002A successfully refreshed from Google Patents.
US2662002A
Expired / Lapsed
US
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Method of embossing rolls
Assignee: Individual
•
Filing: 1951-02-14
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Granted: 1953-12-08
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Expires: 1971-02-14
Abstract
No abstract record available.
Inventors
- 👤 Frederick A Sunderhauf
- 👤 James C O'hear
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:19
CPC Classifications
B; B44; B44B; B44B5/00; B44B5/0004; B44B5/0009; B44B5/02; B44B5/026; C; C23; C23F; C23F1/00; C23F1/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49544; Y10T29/4956
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
THE METHOD OF MAKING A PAIR OF MATED STEEL EMBOSSING ROLLS COMPRISING EMBOSSING A TOP RELATIVELY SOFT ROLL WITH A MASTER ROLL DIE TO PRODUCE A TOP EMBOSSED ROLL HAVING EMBOSSING PROJECTIONS THEREON, FIXEDLY SECURING PERMANENTLY A HELICAL GEAR TO SAID EMBOSSED TOP ROLL, SAID GEAR HAVING SUBSTANTIALLY THE SAME DIAMETER OF SAID ROLL, COATING SAID EMBOSSED TOP ROLL AND THE GEAR AFFIXED THERETO WITH A WAX MATERIAL, SECURING PERMANENTLY A HELICAL GEAR TO A BOTTOM ROLL, THE DIAMETER OF SAID GEAR AND OF SAID BOTTOM ROLL BEING SUBSTANTIALLY EQUAL, CONTACTING SAID COATED EMBOSSED ROLL UNDER VARIABLE PRESSURE WITH SAID BOTTOM ROLL TO EFFECT A CROWN ON SAID BOTTOM ROLL BY END CONTACTING OF SAID TOP AND BOTTOM ROLLS TO PRODUCE WAXED AND UNWAXED AREAS ON SAID BOT-
Claim 2
Independent Claim
128 words
THE METHOD OF MAKING A PAIR OF MATED STEEL EMBOSSING ROLLS COMPRISING EMBOSSING A TOP RELATIVELY SOFT ROLL WITH A MASTER ROLL DIE TO PRODUCE A TOP EMBOSSED ROLL HAVING EMBOSSING PROJECTIONS THEREON, FIXEDLY SECURING PERMANENTLY A HELICAL GEAR TO SAID EMBOSSED TOP ROLL, SAID GEAR HAVING SUBSTANTIALLY THE SAME DIAMETER OF SAID ROLL, COATING SAID EMBOSSED TOP ROLL AND THE GEAR AFFIXED THERETO WITH A WAX MATERIAL, SECURING PERMANENTLY A HELICAL GEAR TO A BOTTOM ROLL, THE DIAMETER OF SAID GEAR AND OF SAID BOTTOM ROLL BEING SUBSTANTIALLY EQUAL, CONTACTING SAID COATED EMBOSSED ROLL UNDER VARIABLE PRESSURE WITH SAID BOTTOM ROLL TO EFFECT A CROWN ON SAID BOTTOM ROLL BY END CONTACTING OF SAID TOP AND BOTTOM ROLLS TO PRODUCE WAXED AND UNWAXED AREAS ON SAID BOT-
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) | 1956-12-07 | 1957-06-08 | 1957-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-07 | 1961-06-08 | 1961-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-07 | 1965-06-08 | 1965-12-08 | $7700.00 | Window Closed / Lapsed |