Patent US3269619A successfully refreshed from Google Patents.
US3269619A
Expired / Lapsed
US
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Folding device
Assignee: Kleindienst GmbH and Co KG
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Filing: 1964-04-02
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Granted: 1966-08-30
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Expires: 1984-04-02
Abstract
No abstract record available.
Inventors
- 👤 David A Freeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:56
CPC Classifications
D; D06; D06F; D06F89/00; D06F89/02; D06F89/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
A FOLDING DEVICE FOR PLANAR FLEXIBLE MATERIAL COMPRISING A FRAME WITH A TOP WORKING SURFACE, MEANS FOR CLAMPING ONE PORTION OF SAID MATERIAL TO SAID TOP WOKING SURFACE, A SERIED OF FOLEING ARMS PIVOTALLY CONNECTED TO SAID TOP WORKING SURFACE, SAID FOLDING ARM BEING OPERATIVE SUCCESSIVELY IN PREDETERMINED FASHION TO FOLD PORTIONS OF SAID MATERIAL INWARDLY ONE OTHER PORTIONS OF THE MATERIAL AND MEANS TO SUCCESSIVELY OPERATE SAID ARMS TO FOLD SAID MATERIAL SAID LAST MENTION MEANS COMPRISING A CAM WHEEL AFFIXED TO A COMMON POWERED AXLE EXTENDING LONGUTUDINALLY WITH SAID FRAME, A SERIES OF CAM FOLLOWER ACTUATED BY SAID CAM WHEEL AND OPERATIVELY CONNECTED TO PIVOT MECHANISM FOR INDIVIDUALLY PIVOTING THE FOLDING ARMS, AND SAID CAM WHEEL ACTUATING A PLURALITY OF CAM FOLLOWERS EACH OPERATIVELY CONNECTED TO A CRANK, AND EACH CRANK OPERATIVELY CONNECTED TO A RACK-PINION MECHANISM, THE PINION OF EACH SAID MECHANISM OPERATIVELY CONNECTED TO MEANS FOR PIVOTABLE MOVEMENT OF A FOLDING ARM.
Claim 2
Dependent Claim
156 words
A FOLDING DEVICE FOR PLANAR FLEXIBLE MATERIAL COMPRISING A FRAME WITH A TOP WORKING SURFACE, MEANS FOR CLAMPING ONE PORTION OF SAID MATERIAL TO SAID TOP WOKING SURFACE, A SERIED OF FOLEING ARMS PIVOTALLY CONNECTED TO SAID TOP WORKING SURFACE, SAID FOLDING ARM BEING OPERATIVE SUCCESSIVELY IN PREDETERMINED FASHION TO FOLD PORTIONS OF SAID MATERIAL INWARDLY ONE OTHER PORTIONS OF THE MATERIAL AND MEANS TO SUCCESSIVELY OPERATE SAID ARMS TO FOLD SAID MATERIAL SAID LAST MENTION MEANS COMPRISING A CAM WHEEL AFFIXED TO A COMMON POWERED AXLE EXTENDING LONGUTUDINALLY WITH SAID FRAME, A SERIES OF CAM FOLLOWER ACTUATED BY SAID CAM WHEEL AND OPERATIVELY CONNECTED TO PIVOT MECHANISM FOR INDIVIDUALLY PIVOTING THE FOLDING ARMS, AND SAID CAM WHEEL ACTUATING A PLURALITY OF CAM FOLLOWERS EACH OPERATIVELY CONNECTED TO A CRANK, AND EACH CRANK OPERATIVELY CONNECTED TO A RACK-PINION MECHANISM, THE PINION OF EACH SAID MECHANISM OPERATIVELY CONNECTED TO MEANS FOR PIVOTABLE MOVEMENT OF A FOLDING ARM.
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) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |