US3146897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper pile separating and stacking transfer apparatus
Assignee: KALAMAZOO PAPER CO
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Filing: 1962-01-11
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Granted: 1964-09-01
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Expires: 1982-01-11
Abstract
No abstract record available.
Inventors
- 👤 Frederick B Curtenius
- 👤 Robert W Polderman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:18
CPC Classifications
B; B65; B65H; B65H3/00; B65H3/32; B65H3/322; B65H3/325
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
PAPER STACK TRANSFER APPARATUS COMPRISING A TABLE, MEANS SUPPORTING SAID TABLE WITH AN UNOBSTRUCTED AREA EXTENDING TO THE FLOOR BELOW THE MAJOR PART OF THE LENGTH OF THE TABLE, SHAFTS ROTATABLY SUPPORTED ALONG THE FRONT AND BACK EDGES OF SAID TABLE, BELT MEANS TRAINED AROUND SAID SHAFTS WITH A TOP REACH SUPPORTED ON TOP OF SAID TABLE ACROSS A SUBSTANTIAL PORTION OF THE WIDTH THEREOF, A VERTICALLY ADJUSTABLE PLATFORM ADAPTED TO SUPPORT A STACK OF PAPER WITH THE BOTTOM OF THE STACK JUST BELOW THE LEVEL OF THE BOTTOM REACH OF SAID BELT MEANS, MEANS FOR MOVING SAID PLATFORM AND SAID TABLE RELATIVELY LONGITUDINALLY BETWEEN SPACED APART POSITION AND OVERLAPPING POSITION, MEANS DRIVINGLY CONNECTING SAID BELT MEANS TO ONE OF SAID SHAFTS, AND MEANS FORMING A ONE WAY DRIVING CONNECTION TO SAID ONE SHAFT RESPONSIVE TO RELATIVE MOVEMENT OF SAID PLATFORM AND SAID TABLE TO ROTATE SAID ONE SHAFT AND MOVE SAID BELT MEANS AT A SPEED EQUAL TO THE CONVERGING SPEED OF SAID PLATFORM AND SAID TABLE.
Claim 2
Dependent Claim
168 words
PAPER STACK TRANSFER APPARATUS COMPRISING A TABLE, MEANS SUPPORTING SAID TABLE WITH AN UNOBSTRUCTED AREA EXTENDING TO THE FLOOR BELOW THE MAJOR PART OF THE LENGTH OF THE TABLE, SHAFTS ROTATABLY SUPPORTED ALONG THE FRONT AND BACK EDGES OF SAID TABLE, BELT MEANS TRAINED AROUND SAID SHAFTS WITH A TOP REACH SUPPORTED ON TOP OF SAID TABLE ACROSS A SUBSTANTIAL PORTION OF THE WIDTH THEREOF, A VERTICALLY ADJUSTABLE PLATFORM ADAPTED TO SUPPORT A STACK OF PAPER WITH THE BOTTOM OF THE STACK JUST BELOW THE LEVEL OF THE BOTTOM REACH OF SAID BELT MEANS, MEANS FOR MOVING SAID PLATFORM AND SAID TABLE RELATIVELY LONGITUDINALLY BETWEEN SPACED APART POSITION AND OVERLAPPING POSITION, MEANS DRIVINGLY CONNECTING SAID BELT MEANS TO ONE OF SAID SHAFTS, AND MEANS FORMING A ONE WAY DRIVING CONNECTION TO SAID ONE SHAFT RESPONSIVE TO RELATIVE MOVEMENT OF SAID PLATFORM AND SAID TABLE TO ROTATE SAID ONE SHAFT AND MOVE SAID BELT MEANS AT A SPEED EQUAL TO THE CONVERGING SPEED OF SAID PLATFORM AND SAID TABLE.
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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |