US3104872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
benson
Assignee: —
•
Filing: —
•
Granted: 1963-09-24
•
Expires: 1980-09-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:19
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/65; G03G15/6502
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
AN EDGE DRAG DEVICE FOR USE IN A PAPER FEED APPARATUS WHEREIN A STACK OF SHEETS ARE POSITIONED FOR SERIATIM FEEDING OF SINGLE SHEETS THEREFROM, SAID EDGE DRAG DEVICE INCLUDING A MARGIN GUIDE ADAPTED TO BE POSITIONED ADJACENT A SIDE OF A STACK OF SHEETS TO ALIGN THE SIDE MARGIN OF THE SHEETS OF THE STACK, A LEAF SPRING HAVING AN END PORTION SECURED TO SAID MARGIN GUIDE AND AN UNSECURED PORTION EXTENDING BEYOND SAID MARGIN GUIDE, A FRICTION PAD LOOSELY SECURED TO SAID UNSECURED PORTION OF SAID LEAF SPRING, AND CAM MEANS MOUNTED FOR MOVEMENT IN SAID MARGIN GUIDE AND POSITIONED INTERMEDIATE THE ENDS OF SAID LEAF SPRING WHEREBY SAID LEAF SPRING CAN BE MOVED FROM A FIRST POSITION IN WHICH SAID LEAF SPRING BIASES SAID FRICTION PAD INTO OPERATIVE RELATION AGAINST THE SIDE MARGIN OF A STACK, AND TO A SECOND POSITION IN WHICH SAID LEAF SPRING CARRIES SAID FRICTION PAD TO AN INOPERATIVE POSITION IN RELATION TO A STACK.
Claim 2
Dependent Claim
162 words
AN EDGE DRAG DEVICE FOR USE IN A PAPER FEED APPARATUS WHEREIN A STACK OF SHEETS ARE POSITIONED FOR SERIATIM FEEDING OF SINGLE SHEETS THEREFROM, SAID EDGE DRAG DEVICE INCLUDING A MARGIN GUIDE ADAPTED TO BE POSITIONED ADJACENT A SIDE OF A STACK OF SHEETS TO ALIGN THE SIDE MARGIN OF THE SHEETS OF THE STACK, A LEAF SPRING HAVING AN END PORTION SECURED TO SAID MARGIN GUIDE AND AN UNSECURED PORTION EXTENDING BEYOND SAID MARGIN GUIDE, A FRICTION PAD LOOSELY SECURED TO SAID UNSECURED PORTION OF SAID LEAF SPRING, AND CAM MEANS MOUNTED FOR MOVEMENT IN SAID MARGIN GUIDE AND POSITIONED INTERMEDIATE THE ENDS OF SAID LEAF SPRING WHEREBY SAID LEAF SPRING CAN BE MOVED FROM A FIRST POSITION IN WHICH SAID LEAF SPRING BIASES SAID FRICTION PAD INTO OPERATIVE RELATION AGAINST THE SIDE MARGIN OF A STACK, AND TO A SECOND POSITION IN WHICH SAID LEAF SPRING CARRIES SAID FRICTION PAD TO AN INOPERATIVE POSITION IN RELATION TO A STACK.
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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |