US3203074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet clamping arrangements
Assignee: Northrop Grumman Guidance and Electronics Co Inc
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Filing: 1962-06-04
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Granted: 1965-08-31
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Expires: 1982-06-04
Abstract
No abstract record available.
Inventors
- 👤 Hugh M Monaghan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:02
CPC Classifications
B; B65; B65H; B65H5/00; B65H5/08; B65H5/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
IN A CYLINDRICAL CARRIER FOR SHEET MATERIAL, IN COMBINATION, AN ELONGATED FIXED CLAMPING STRIP FOR SAID SHEET MATERIAL MOUNTED ADJACENT THE EXTERNAL CYLINDRICAL SURFACE OF AND EXTENDING PARALLEL TO THE AXIS OF SAID CARRIER SO AS TO PROVIDE A SMALL SPACE BETWEEN THE SURFACE OF THE SUPPORT AND THE CLAMPING STRIP, A PLURALITY OF INDEPENDENT FLEXIBLE LEAF SPRING FINGERS ARRANGED SIDE-BY-SIDE ALONG THE LENGTH OF THE CLAMPIN STRIP AND ENGAGING THE UNDERSIDE OF SAID CLAMPING STRIP, SAID SPRING FINGERS BEING DISPOSED AT SICH AN ANGLE WITH THE CLAMPING STRIP AS TO PERMIT AN EDGE OF THE SHEET MATERIAL TO BE INSERTED BY THE ACT OF SLIDING IT BETWEEN THE SPRING FINGERS AND THE STRIP, AND MEANS FOR FLEXING THE SPRING FINGERS TO RELEASE THE SHEET MATERIAL, SAID MEANS INCLUDING A PIVOTED CAM ROD ENGAGING SAID SPRING FINGERS.
Claim 2
Dependent Claim
137 words
IN A CYLINDRICAL CARRIER FOR SHEET MATERIAL, IN COMBINATION, AN ELONGATED FIXED CLAMPING STRIP FOR SAID SHEET MATERIAL MOUNTED ADJACENT THE EXTERNAL CYLINDRICAL SURFACE OF AND EXTENDING PARALLEL TO THE AXIS OF SAID CARRIER SO AS TO PROVIDE A SMALL SPACE BETWEEN THE SURFACE OF THE SUPPORT AND THE CLAMPING STRIP, A PLURALITY OF INDEPENDENT FLEXIBLE LEAF SPRING FINGERS ARRANGED SIDE-BY-SIDE ALONG THE LENGTH OF THE CLAMPIN STRIP AND ENGAGING THE UNDERSIDE OF SAID CLAMPING STRIP, SAID SPRING FINGERS BEING DISPOSED AT SICH AN ANGLE WITH THE CLAMPING STRIP AS TO PERMIT AN EDGE OF THE SHEET MATERIAL TO BE INSERTED BY THE ACT OF SLIDING IT BETWEEN THE SPRING FINGERS AND THE STRIP, AND MEANS FOR FLEXING THE SPRING FINGERS TO RELEASE THE SHEET MATERIAL, SAID MEANS INCLUDING A PIVOTED CAM ROD ENGAGING SAID SPRING FINGERS.
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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |