Patent US3452691A successfully refreshed from Google Patents.
US3452691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for closing stocking toes
Assignee: Chadbourn Gotham Inc
•
Filing: 1966-02-04
•
Granted: 1969-07-01
•
Expires: 1986-02-04
Abstract
No abstract record available.
Inventors
- 👤 Gunter Ditrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:57
CPC Classifications
D; D05; D05B; D05B23/00; D05B23/007; D05B23/009; D05D; D05D2207/00; D05D2207/02; D05D2207/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
IN A STOCKING TOE-CLOSING MACHINE OF THE TYPE HAVING A SEWING MACHINE TO CLOSE THE STOCKING TOE, AN INSPECTION FORM TO RECEIVE A STOCKING AND MOVE IT INTO A POSITION FOR TOE CLOSING AND TO RETRACT IT THEREFROM, AND VACUUM MEANS TO HOLD A STOCKING TAUT DURING TOE-CLOSING AND TO EVERT A STOCKIG AFTER TOE-CLOSING, THE IMPROVEMENT WHICH INCLUDES, MEANS TO HOLD A STOCKING OPEN-TOE AND ADVANCE IT INTO THE SEWING MACHINE TO FORM A FRENCH SEAM COMPRISING, A CLAMP HAVING UPPER AND LOWER JAWS POSITIONED ON OPPOSITE SIDES OF THE PLANE OF HORIZONTAL MOVEMENT OF THE INSPECTION FORM, MEANS MOUNTING THE UPPER AND LOWER JAWS FOR MOVEMENT TOWARD AND FROM ONE ANOTHER AND THE PLANE HORIZONTAL MOVEMENT OF THE INSPECTION FORM AND FOR HORIZONTAL ARCUATE MOVEMENT FROM A POSITION OVERLYING THE INSPECTION FORM WHEN AT THE TOE-CLOSING POSITION TO AND THROUGH THE SEWING MACHINE, THE JAW MOUNTING MEANS HAVING A VERTICAL PIVOT AXIS LOCATED IN A VERTICAL PLANE PASSING THROUGH THE LONGITUDINAL CENTERLINE OF THE INSPECTION FORM.
Claim 2
Dependent Claim
168 words
IN A STOCKING TOE-CLOSING MACHINE OF THE TYPE HAVING A SEWING MACHINE TO CLOSE THE STOCKING TOE, AN INSPECTION FORM TO RECEIVE A STOCKING AND MOVE IT INTO A POSITION FOR TOE CLOSING AND TO RETRACT IT THEREFROM, AND VACUUM MEANS TO HOLD A STOCKING TAUT DURING TOE-CLOSING AND TO EVERT A STOCKIG AFTER TOE-CLOSING, THE IMPROVEMENT WHICH INCLUDES, MEANS TO HOLD A STOCKING OPEN-TOE AND ADVANCE IT INTO THE SEWING MACHINE TO FORM A FRENCH SEAM COMPRISING, A CLAMP HAVING UPPER AND LOWER JAWS POSITIONED ON OPPOSITE SIDES OF THE PLANE OF HORIZONTAL MOVEMENT OF THE INSPECTION FORM, MEANS MOUNTING THE UPPER AND LOWER JAWS FOR MOVEMENT TOWARD AND FROM ONE ANOTHER AND THE PLANE HORIZONTAL MOVEMENT OF THE INSPECTION FORM AND FOR HORIZONTAL ARCUATE MOVEMENT FROM A POSITION OVERLYING THE INSPECTION FORM WHEN AT THE TOE-CLOSING POSITION TO AND THROUGH THE SEWING MACHINE, THE JAW MOUNTING MEANS HAVING A VERTICAL PIVOT AXIS LOCATED IN A VERTICAL PLANE PASSING THROUGH THE LONGITUDINAL CENTERLINE OF THE INSPECTION FORM.
References Cited (Backward Citations)
US3327664A
Cited
US3191558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |