Patent US3292820A successfully refreshed from Google Patents.
US3292820A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for feeding packs of sheets
Assignee: RR Donnelley and Sons Co
•
Filing: 1965-03-01
•
Granted: 1966-12-20
•
Expires: 1985-03-01
Abstract
No abstract record available.
Inventors
- 👤 Karl A Klingler
- 👤 Kermit E Swanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:44
CPC Classifications
B; B65; B65H; B65H1/00; B65H1/30; B65H2801/00; B65H2801/03; B65H2801/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
APPARATUS FOR FEEDING PACKS OF SHEETS PERIODICALLY ONTO A SUPPLY OF SHEETS THEREBELOW, SAID APPARATUS COMPRISING, IN COMBINATION: A FRAME; A SHEET STACK MAGAZINE IN SAID FRAME; MOVABLE STACK SUPPORTING MEANS ON THE FRAME BENEATH THE MAGAZINE; MOVABLE PACK CARRYING MEANS ON THE FRAME BENEATH THE MAGAZINE, SAID STACK SUPPORTING AND SAID PACK CARRYING MEANS COOPERATING TO SUPPORT A STACK OF SHEETS IN THE MAGAZINE; MEANS FOR MOVING SAID STACK SUPPORTING MEANS FROM BENEATH THE MAGAZINE TO LEAVE THE STACK SUPPORTED ONLY ON THE PACK CARRYING MEANS; MEANS FOR FORMING A GAP BETWEEN A PACK OF SHEETS AT THE LOWER END OF THE STACK AND THE REMAINING STACK; MEANS FOR INSERTING THE STACK SUPPORTING MEANS IN SAID GAP TO SUPPORT THE REMAINING STACK WHILE LEAVING THE PACK ON THE PACK CARRYING MEANS; MEANS FOR MOVING THE PACK CARRYING MEANS DOWNWARDLY TO PERMIT THE PACK THEREON TO BE DISPOSITED ON SAID SUPPLY OF SHEETS; AND MEANS FOR RETURNING SAID PACK CARRYING MEANS TO A POSITION COOPERATING WITH THE STACK SUPPORTING MEANS TO SUPPORT THE STACK.
Claim 2
Dependent Claim
174 words
APPARATUS FOR FEEDING PACKS OF SHEETS PERIODICALLY ONTO A SUPPLY OF SHEETS THEREBELOW, SAID APPARATUS COMPRISING, IN COMBINATION: A FRAME; A SHEET STACK MAGAZINE IN SAID FRAME; MOVABLE STACK SUPPORTING MEANS ON THE FRAME BENEATH THE MAGAZINE; MOVABLE PACK CARRYING MEANS ON THE FRAME BENEATH THE MAGAZINE, SAID STACK SUPPORTING AND SAID PACK CARRYING MEANS COOPERATING TO SUPPORT A STACK OF SHEETS IN THE MAGAZINE; MEANS FOR MOVING SAID STACK SUPPORTING MEANS FROM BENEATH THE MAGAZINE TO LEAVE THE STACK SUPPORTED ONLY ON THE PACK CARRYING MEANS; MEANS FOR FORMING A GAP BETWEEN A PACK OF SHEETS AT THE LOWER END OF THE STACK AND THE REMAINING STACK; MEANS FOR INSERTING THE STACK SUPPORTING MEANS IN SAID GAP TO SUPPORT THE REMAINING STACK WHILE LEAVING THE PACK ON THE PACK CARRYING MEANS; MEANS FOR MOVING THE PACK CARRYING MEANS DOWNWARDLY TO PERMIT THE PACK THEREON TO BE DISPOSITED ON SAID SUPPLY OF SHEETS; AND MEANS FOR RETURNING SAID PACK CARRYING MEANS TO A POSITION COOPERATING WITH THE STACK SUPPORTING MEANS TO SUPPORT THE 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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |