US3834332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arrangement on a zig-zag or automatic sewing machine for the adjustment of the stitch position and width of the stitch
Assignee: MEISTER WERKE GmbH
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Filing: 1972-06-28
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Granted: 1974-09-10
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Expires: 1992-06-28
Abstract
Abstract An adjustment device for use on a zig-zag or automatic sewing machine for adjusting the stitching field, wherein the adjusting elements for the stitch position and width of the stitch have a common turnable unit, and a single manual adjusting means is provided for the simultaneous adjustment of the adjusting elements for the adjustment according to choice of all kinds of stitch positions and widths of stitches.
Inventors
- 👤 G Gude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:06
CPC Classifications
D; D05; D05B; D05B19/00
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
102 words
An adjustment device for a sewing machine for adjusting the stitching field, comprising a first adjusting element for adjusting the stitch position to various different positions and a second adjusting element for adjusting the width of the stitch from zero to full width, said first and second adjusting elements constituting a single rotatable unit, and a single manually rotatable adjustment control connected to said rotatable unit for simultaneously adjusting, when rotated, said first and second adjusting elements for a certain selected stitch poSition and the width of stitch within the range of zero to full width at each of said selected positions.
Claim 2
Dependent Claim
102 words
An adjustment device for a sewing machine for adjusting the stitching field, comprising a first adjusting element for adjusting the stitch position to various different positions and a second adjusting element for adjusting the width of the stitch from zero to full width, said first and second adjusting elements constituting a single rotatable unit, and a single manually rotatable adjustment control connected to said rotatable unit for simultaneously adjusting, when rotated, said first and second adjusting elements for a certain selected stitch poSition and the width of stitch within the range of zero to full width at each of said selected positions.
Claim 3
Dependent Claim
60 words
An adjustment device according to claim 1, wherein said first and second adjusting elements include first and second adjustment curves having profiles, the level of the profile of said first adjustment curve being maintained constant for a certain stitch position and the level of the profile of said second adjustment curve steadily rising from a minimum to a maximum value.
Claim 4
Dependent Claim
77 words
An adjustment device according to claim 1, and further comprising a third adjusting element, and a scanning element cooperating with said third adjusting element for the adjustment of the sewing machine for the sewing of buttonholes, said third adjusting element together with said first and second adjusting elements constituting said single rotatable unit, and said adjustment control also adjusting said third adjusting element, when rotated, for the adjustment of the sewing machine for the sewing of buttonholes.
Claim 5
Dependent Claim
50 words
An adjustment device according to claim 1, wherein said adjustment control comprises an adjusting knob having a scale of symbols therearound for the individual types of stitches, and a fixed indicating means cooperating with said adjusting knob to indicate the type of stitch at each adjustment of said adjusting knob.
Claim 6
Dependent Claim
60 words
An adjustment device according to claim 4, wherein said indicating means is provided with an indicator opening in front of said scale of symbols on said adjusting knob, said opening having a shape corresponding to the stitching hole on the needle plate of the sewing machine, and said symbols on said scale being representations of the individual types of stitches.
Claim 7
Dependent Claim
69 words
An adjustment device according to claim 1, wherein the sewing machine is an automatic sewing machine having control disks and scanning means for various types of stitches cooperating with said disks, and further comprising a control element disposed coaxially of said adjustment control and rotatable independently thereof; said control element being operably connected to the scanning means for scanning the control disks for determining the desired type of stitch.
Claim 8
Dependent Claim
32 words
An adjustment device according to claim 6, wherein the control disks are disposed coaxially to said first, second and third adjusting elements and the axes of the scanning means are offset therefrom.
Claim 9
Dependent Claim
55 words
An adjustment device according to claim 6, wherein said control element includes a control grip mounted coaxially with said adjustment control and rotatable independently thereof, said control grip having symbols therearound for the individual types of stitches and further comprising a fixed indicator mark for indicating one symbol after another upon rotating said control grip.
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) | 1977-09-09 | 1978-03-11 | 1978-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-09 | 1982-03-11 | 1982-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-09 | 1986-03-11 | 1986-09-10 | $7700.00 | Window Closed / Lapsed |