US3229662A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blade holding apparatus
Assignee: TI Gotham Inc
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Filing: 1964-01-10
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Granted: 1966-01-18
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Expires: 1984-01-10
Abstract
No abstract record available.
Inventors
- 👤 John A Means
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:39
CPC Classifications
D; D21; D21H; D21H25/00; D21H25/08; D21H25/10; B; B05; B05C; B05C11/00; B05C11/02; B05C11/04; B05C11/044; B41; B41F; B41F9/00; B41F9/06; B41F9/08; B41F9/10; B41F9/1036; B41F9/1045; D21H5/00; D21H5/0005; D21H5/006; D21H5/0062; D21H5/0065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
275 words
A BLADE HOLDING APPARATUS FOR MAINTAINING A BLADE IN OPERATIVE RELATIONSHIP WITH A ROTATABLE CYLINDER COMPRISING A BLADE HOLDER, MEANS DEFINING A SLOT IN THE BLADE HOLDER FOR ACCOMMODATING THE BLADE THEREIN, MEANS REGISTERING THE EDGE OF THE BLADE WITHIN THE SLOT TO ALIGN THE OPPOSITE EDGE WITH THE ROTATABLE CYLINDER, A RIGID FULCRUM ADJACENT ONE SIDE OF THE BLADE AND EXTENDING SUBSTANTIALLY THE ENTIRE LENGTH OF THE BLADE IN PARALLEL RELATION TO THE ALIGNED EDGE OF THE REGISTERED BLADE, THE BLADE EXTENDING BEYOND THE RIGID FULCRUM IN THE DIRECTION OF THE ROTATABLE CYLINDER FREE OF ASSOCIATED INFLUENCING STRUCTURE, PRESSURE ACTUATED MEANS ADJACENT THE OTHER SIDE OF THE BLADE AND EXTENDING PARALLEL TO THE RIGID FULCRUM, THE PRESSURE ACTUATED MEANS ENGAGING THE BLADE THROUGHOUT SUBSTANTIALLY THE ENTIRE EFFECTIVE LENGTH OF THE BLADE BUT BEING SPACED APART FROM THE RIGID FULCRUM AND MORE REMOTE FROM THE OPERATIVE EDGE OF THE BLADE THAN THE RIGID FULCRUM, AND A RIGID FORMATION CARRIED BY THE BLADE HOLDER ADJACENT THE SAME SIDE OF THE BLADE WHICH THE RIGID FULCRUM ENGAGES BUT MORE REMOTE FROM THE OPERATIVE EDGE OF THE BLADE THAN THE PRESSURE ACTUATED MEANS, THE SAID RIGID FORMATION EXTENDING PARALLEL TO THE RIGID FULCRUM ALONG SUBSTANTIALLY THE ENTIRE EFFECTIVE LENGTH OF THE BLADE, SAID RIGID FORMATION AND THE RIGID FULCRUM DEFINING AN UNSUPPORTED SPAN OF THE BLADE ADJACENT THE SIDE OF THE BLADE OPPOSITE THE PRESSURE ACTUATED MEANS, WHEREBY A FORCE EXERTED ON THE BLADE BY THE PRESSURE ACTUATED MEANS TENDS TO PIVOT THE BLADE ON THE RIGID FULCRUM TO HOLD THE BLADE FIRMLY IN OPERATIVE POSITION AND LOAD THE OPERATIVE EDGE OF THE BLADE AGAINST THE ROTATABLE CYLINDER.
Claim 2
Dependent Claim
275 words
A BLADE HOLDING APPARATUS FOR MAINTAINING A BLADE IN OPERATIVE RELATIONSHIP WITH A ROTATABLE CYLINDER COMPRISING A BLADE HOLDER, MEANS DEFINING A SLOT IN THE BLADE HOLDER FOR ACCOMMODATING THE BLADE THEREIN, MEANS REGISTERING THE EDGE OF THE BLADE WITHIN THE SLOT TO ALIGN THE OPPOSITE EDGE WITH THE ROTATABLE CYLINDER, A RIGID FULCRUM ADJACENT ONE SIDE OF THE BLADE AND EXTENDING SUBSTANTIALLY THE ENTIRE LENGTH OF THE BLADE IN PARALLEL RELATION TO THE ALIGNED EDGE OF THE REGISTERED BLADE, THE BLADE EXTENDING BEYOND THE RIGID FULCRUM IN THE DIRECTION OF THE ROTATABLE CYLINDER FREE OF ASSOCIATED INFLUENCING STRUCTURE, PRESSURE ACTUATED MEANS ADJACENT THE OTHER SIDE OF THE BLADE AND EXTENDING PARALLEL TO THE RIGID FULCRUM, THE PRESSURE ACTUATED MEANS ENGAGING THE BLADE THROUGHOUT SUBSTANTIALLY THE ENTIRE EFFECTIVE LENGTH OF THE BLADE BUT BEING SPACED APART FROM THE RIGID FULCRUM AND MORE REMOTE FROM THE OPERATIVE EDGE OF THE BLADE THAN THE RIGID FULCRUM, AND A RIGID FORMATION CARRIED BY THE BLADE HOLDER ADJACENT THE SAME SIDE OF THE BLADE WHICH THE RIGID FULCRUM ENGAGES BUT MORE REMOTE FROM THE OPERATIVE EDGE OF THE BLADE THAN THE PRESSURE ACTUATED MEANS, THE SAID RIGID FORMATION EXTENDING PARALLEL TO THE RIGID FULCRUM ALONG SUBSTANTIALLY THE ENTIRE EFFECTIVE LENGTH OF THE BLADE, SAID RIGID FORMATION AND THE RIGID FULCRUM DEFINING AN UNSUPPORTED SPAN OF THE BLADE ADJACENT THE SIDE OF THE BLADE OPPOSITE THE PRESSURE ACTUATED MEANS, WHEREBY A FORCE EXERTED ON THE BLADE BY THE PRESSURE ACTUATED MEANS TENDS TO PIVOT THE BLADE ON THE RIGID FULCRUM TO HOLD THE BLADE FIRMLY IN OPERATIVE POSITION AND LOAD THE OPERATIVE EDGE OF THE BLADE AGAINST THE ROTATABLE CYLINDER.
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |