US3112718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work holding attachment for a sewing machine
Assignee: Necchi SpA
•
Filing: 1960-06-27
•
Granted: 1963-12-03
•
Expires: 1980-06-27
Abstract
No abstract record available.
Inventors
- 👤 Bono Luigi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:33
CPC Classifications
D; D05; D05B; D05B73/00; D05B3/00; D05B55/00; D05B55/14; D05B69/00; D05B73/04; D05B73/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A SEWING MACHINE COMPRISING A FRAME WITH AN ARM AND A HOLLOW BASE AND A VERTICAL STANDARD CONNECTING THE ARM AND BASE, A DRIVE SHAFT SUPPORTED IN SAID ARM, A NEEDLE BAR EXTENDING DOWNWARDLY FROM SAID ARM, A FEED DOG DISPOSED IN SAID BASE IN VERTICAL ALIGNMENT WITH SAID NEEDLE BAR, FEED DOG OPENING MEANS DISPOSED IN SAID BASE IN ALIGNMENT WITH SAID NEEDLE BAR AND FEED DOG, SAID BASE HAVING AN OPENING DISPOSED IN THE TOP THEREOF NORMALLY CLOSED BY A REMOVABLE PLATE, SAID OPENING BEING SPACED LATERALLY OF SAID FEED DOG OPENING MEANS IN A DIRECTION TOWARD SAID VERTICAL STANDARD, A MOVABLE WORK HOLDER SUPPORT MOUNTED WITHIN SAID BASE IN VERTICAL ALIGNMENT WITH SAID OPENING, ACTUATING MEANS CONNECTED TO SAID DRIVE SHAFT AND DISPOSED WITHIN SAID FRAME AND OPERATING SAID MOVABLE WORK HOLDER SUPPORT IN A TRANSVERSE AND LONGITUDINAL DIRECTION, AND MEANS ON SAID WORK HOLDER SUPPORT FOR DETACHABLY CONNECTING A WORK HOLDER THERETO IN VERTICAL ALIGNMENT WITH SAID NEEDLE BAR AND ABOVE SAID FEED DOG.
Claim 2
Dependent Claim
168 words
A SEWING MACHINE COMPRISING A FRAME WITH AN ARM AND A HOLLOW BASE AND A VERTICAL STANDARD CONNECTING THE ARM AND BASE, A DRIVE SHAFT SUPPORTED IN SAID ARM, A NEEDLE BAR EXTENDING DOWNWARDLY FROM SAID ARM, A FEED DOG DISPOSED IN SAID BASE IN VERTICAL ALIGNMENT WITH SAID NEEDLE BAR, FEED DOG OPENING MEANS DISPOSED IN SAID BASE IN ALIGNMENT WITH SAID NEEDLE BAR AND FEED DOG, SAID BASE HAVING AN OPENING DISPOSED IN THE TOP THEREOF NORMALLY CLOSED BY A REMOVABLE PLATE, SAID OPENING BEING SPACED LATERALLY OF SAID FEED DOG OPENING MEANS IN A DIRECTION TOWARD SAID VERTICAL STANDARD, A MOVABLE WORK HOLDER SUPPORT MOUNTED WITHIN SAID BASE IN VERTICAL ALIGNMENT WITH SAID OPENING, ACTUATING MEANS CONNECTED TO SAID DRIVE SHAFT AND DISPOSED WITHIN SAID FRAME AND OPERATING SAID MOVABLE WORK HOLDER SUPPORT IN A TRANSVERSE AND LONGITUDINAL DIRECTION, AND MEANS ON SAID WORK HOLDER SUPPORT FOR DETACHABLY CONNECTING A WORK HOLDER THERETO IN VERTICAL ALIGNMENT WITH SAID NEEDLE BAR AND ABOVE SAID FEED DOG.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |