US4553492A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Needle guide for sewing machines
Assignee: Union Special GmbH
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Filing: 1984-09-11
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Granted: 1985-11-19
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Expires: 2004-09-11
Abstract
Abstract A reciprocally driven needle guide movable in timed relation with sewing machine needles above the work support of a sewing machine along a substantially horizontal path. The needle guide is provided with an extended guiding surface which is positioned adjacent the vertical path of the sewing machine needles to steady the needles while they are above the work supporting surface of the machine.
Inventors
- 👤 Erwin F. Jurgens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 16:59
CPC Classifications
D; D05; D05B; D05B55/00; D05B55/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
In combination with a sewing machine having a work supporting surface, a series of needles arranged to reciprocate in a generally vertical path, a spreader movable horizontally above the work supporting surface on one side of the needles vertical path and in timed relation with the needles reciprocatory movement, and a needle guide comprising: operative means arranged above said work supporting surface and carried by said spreader means, said operative means having an extension arranged on the opposite side of the needles path whereby forming a recess through which the needles are guided while above the work supporting surface of the machine.
Claim 2
Dependent Claim
102 words
In combination with a sewing machine having a work supporting surface, a series of needles arranged to reciprocate in a generally vertical path, a spreader movable horizontally above the work supporting surface on one side of the needles vertical path and in timed relation with the needles reciprocatory movement, and a needle guide comprising: operative means arranged above said work supporting surface and carried by said spreader means, said operative means having an extension arranged on the opposite side of the needles path whereby forming a recess through which the needles are guided while above the work supporting surface of the machine.
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) | 1988-11-18 | 1989-05-20 | 1989-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-11-18 | 1993-05-20 | 1993-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-11-18 | 1997-05-20 | 1997-11-19 | $7700.00 | Window Closed / Lapsed |