US3283366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for removing a fibrous web from a rotatable surface
Assignee: Johnson and Johnson
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Filing: 1965-08-02
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Granted: 1966-11-08
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Expires: 1985-08-02
Abstract
No abstract record available.
Inventors
- 👤 Kalwaites Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:48
CPC Classifications
D; D01; D01G; D01G15/00; D01G15/02; D01G15/12; D01G15/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
APPARATUS FOR REMOVING A FIBROUS WEB FROM A ROTATABLE SURFACE CARRYING THE SAME WHICH COMPRISES: A ROTATABLE SURFACE CAPABLE OF CARRYING A FIBROUS WEB; A ROTATABLE ROLL CAPABLE OF CARRYING A FIBROUS WEB AND LOCATED IMMEDIATELY ADJACENT SAID FIRST-MENTIONED ROTATABLE SURFACE WHEREBY A V-SHAPED THROAT IS FORMED BETWEEN THE ROTATABLE SURFACE AND THE ROTATABLE ROLL; AND A STATIONARY FLEXIBLE NIP BLADE IN TANGENTIAL CONTACT WITH SAID ROTATABLE ROLL AND IMMEDIATELY EXTENDING AWAY FROM SAID ROTATABLE ROLL ON BOTH SIDES OF THE POINT OF TANGENCY THEREWITH, ONE FREE END OF SAID NIP BLADE EXTENDING INTO THE THROAT FORMED BY THE ROTATABLE SURFACE AND THE ROTATABLE ROLL, WHEREBY THE FIBROUS WEB CARRIED BY THE FIRST ROTATABLE SURFACE IS REMOVED THEREFROM, CARRIED AROUND THE FREE END OF SAID NIP BLADE INTO CONTACT WITH THE ROTATABLE ROLL TO BE PRESSED THEREAGAINST BY THE NIP BLADE AT THE POINT OF TANGENCY AND CARRIED FORWARDLY BY THE ROTATABLE ROLL.
Claim 2
Dependent Claim
153 words
APPARATUS FOR REMOVING A FIBROUS WEB FROM A ROTATABLE SURFACE CARRYING THE SAME WHICH COMPRISES: A ROTATABLE SURFACE CAPABLE OF CARRYING A FIBROUS WEB; A ROTATABLE ROLL CAPABLE OF CARRYING A FIBROUS WEB AND LOCATED IMMEDIATELY ADJACENT SAID FIRST-MENTIONED ROTATABLE SURFACE WHEREBY A V-SHAPED THROAT IS FORMED BETWEEN THE ROTATABLE SURFACE AND THE ROTATABLE ROLL; AND A STATIONARY FLEXIBLE NIP BLADE IN TANGENTIAL CONTACT WITH SAID ROTATABLE ROLL AND IMMEDIATELY EXTENDING AWAY FROM SAID ROTATABLE ROLL ON BOTH SIDES OF THE POINT OF TANGENCY THEREWITH, ONE FREE END OF SAID NIP BLADE EXTENDING INTO THE THROAT FORMED BY THE ROTATABLE SURFACE AND THE ROTATABLE ROLL, WHEREBY THE FIBROUS WEB CARRIED BY THE FIRST ROTATABLE SURFACE IS REMOVED THEREFROM, CARRIED AROUND THE FREE END OF SAID NIP BLADE INTO CONTACT WITH THE ROTATABLE ROLL TO BE PRESSED THEREAGAINST BY THE NIP BLADE AT THE POINT OF TANGENCY AND CARRIED FORWARDLY BY THE ROTATABLE ROLL.
References Cited (Backward Citations)
US1862542A
Cited
FR44595E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |