Patent US3314720A successfully refreshed from Google Patents.
Patent US3195883A successfully refreshed from Google Patents.
US3195883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for folding fabrics
Assignee: L AND L Manufacturing Inc
•
Filing: 1963-05-06
•
Granted: 1965-07-20
•
Expires: 1983-05-06
Abstract
No abstract record available.
Inventors
- 👤 Wyndham F Southwell
- 👤 Wehrmann Nicholas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:49
CPC Classifications
B; B65; B65H; B65H45/00; B65H45/02; B65H45/06; B65H45/10; B65H45/101; B65H45/107; Y; Y10; Y10S; Y10S493/00; Y10S493/937
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
FOLDING APPARATUS FOR STRIP MATERIAL, COMPRISING MEANS FOR PROVIDING A MATERIAL-SUPPORTING SURFACE AT A PRESELECTED FIXED POSITION, MEANS FOR LAYING-UP A STRIP OF MATERIAL IN ZIG-ZAG FOLDED ARRANGEMENT ON SAID SUPPORT SURFACE, SAID LAYING-UP MEANS INCLUDING A SWINGING ARM AND A PAIR OF SPACED-APART INWARDLY-TURNING ROLLERS MOUNTED ON THE END OF SAID ARM IN GENERALLY HORIZONTAL RELATIONSHIP WITH EACH OTHER, MEANS TO FEED A STRIP MATERIAL BETWEEN SAID ROLLERS, MEANS TO TURN SAID ROLLERS AT A SURFACE SPEED AT LEAST AS GREAT AS THE SPEED OF THE STRIP MATERIAL FED THERETO, AT LEAST ONE PAIR OF PADDLES EACH ADAPTED TO BE MOVED UPWARDLY AND THEN PERMITTED TO MOVE DOWNWARLDY TO ENGAGE AND PRESS A JUST-FORMED FOLD OF SAID STRIP MATERIAL, AND MEANS OPERATING IN TIMED RELATIONSHIP TO SAID SWINING ARM TO ALTERNATELY OPERATE THE PADDLES OF A PAIR OT PRESS THE FOLDED-OVER EDGES OF SAID STRIP MATERIAL ON EACH SIDE WHILE A FOLD ON THE OTHER SIDE IS BEING PROVIDED BY SAID LAYING-UP MEANS.
Claim 2
Dependent Claim
164 words
FOLDING APPARATUS FOR STRIP MATERIAL, COMPRISING MEANS FOR PROVIDING A MATERIAL-SUPPORTING SURFACE AT A PRESELECTED FIXED POSITION, MEANS FOR LAYING-UP A STRIP OF MATERIAL IN ZIG-ZAG FOLDED ARRANGEMENT ON SAID SUPPORT SURFACE, SAID LAYING-UP MEANS INCLUDING A SWINGING ARM AND A PAIR OF SPACED-APART INWARDLY-TURNING ROLLERS MOUNTED ON THE END OF SAID ARM IN GENERALLY HORIZONTAL RELATIONSHIP WITH EACH OTHER, MEANS TO FEED A STRIP MATERIAL BETWEEN SAID ROLLERS, MEANS TO TURN SAID ROLLERS AT A SURFACE SPEED AT LEAST AS GREAT AS THE SPEED OF THE STRIP MATERIAL FED THERETO, AT LEAST ONE PAIR OF PADDLES EACH ADAPTED TO BE MOVED UPWARDLY AND THEN PERMITTED TO MOVE DOWNWARLDY TO ENGAGE AND PRESS A JUST-FORMED FOLD OF SAID STRIP MATERIAL, AND MEANS OPERATING IN TIMED RELATIONSHIP TO SAID SWINING ARM TO ALTERNATELY OPERATE THE PADDLES OF A PAIR OT PRESS THE FOLDED-OVER EDGES OF SAID STRIP MATERIAL ON EACH SIDE WHILE A FOLD ON THE OTHER SIDE IS BEING PROVIDED BY SAID LAYING-UP MEANS.
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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |