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5802998 |
Automatic sewing machine for various articles, in particular leather articles
A machine includes a fixed guide (3) which longitudinally defines two work tops (P1 ,P2), the work tops supporting and guiding the edges (30a,40a) of leather articles (30,40) to be sewn together....
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5755167 |
Device for decorative sewing of different kinds of articles, especially articles made of leather
A device for decorative sewing of articles made of leather includes a longitudinal guide (7) a part of which is laterally delimited by two inclined flat surfaces (7a, 7b) upwardly convergent,...
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5738026 |
Device for sewing two articles, in particular leather articles with overlapped edges
An improved device for sewing two articles with overlapped edges, includes a longitudinal guide (7), laterally delimited by two inclined, upwardly convergent, flat surfaces (7a,7b) on which a first...
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5207169 |
Automatic machine for stitching of various articles, in particular leather articles
In a machine with a longitudinal guide forming, at both sides, two working surfaces, onto which articles are arranged for sewing their upper edges, there is provided a wrinkling device in which two...
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5105751 |
Process for carrying out a sewing operation with a sewing machine with needle feed
The invention describes a process for carrying out a sewing operation with a sewing machine having a needle feed. In present sewing operations with a sewing machine having needle feed, defective...
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5094180 |
Apparatus for dynamically changing stitch length in a double lock stitch sewing machine
Apparatus for changing the stitch length of double lock stitch sewing machine while the machine is in operation. The apparatus including a first transmission having a variable transmission ratio...
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4867084 |
Sewing machine with a presser foot drivable in transverse direction by the needle bar
In a sewing machine with a needle bar executing transverse motions and with a pressing arrangement whose foot can be lowered onto the work piece laterally with regard to its central position when...
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4848252 |
Automatic machine for sewing different kinds of articles, especially articles made of leather
The machine includes a fixed guide that defines two longitudinal work tops, first and second work tops, which support and guide the edges of leather articles to be sewn together. A curved needle,...
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4829922 |
Sewing machine with a needle bar jogging frame
In a sewing machine having a needle bar jogging frame in which a needle bar which can be driven with a reciprocating motion in its longitudinal direction is mounted, the jogging frame is in the...
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4754720 |
Process and device for fabricating seat covers
In the process for manufacture of seat covers with honeycomb cells, a plain and folded segment of a cover material is introduced by means of a fold forming traveler into a first of several grooves...
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4671197 |
Sewing machine with step motor operated oscillation drive
A sewing machine with a needle bar mounted in a rocker, has a step motor drive for the oscillation of the rocker. A memory is used in which are contained selected digital data for influencing the...
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4643113 |
Chain stitch sewing machine
A double chain stitch sewing machine having a feeding device with a feed dog oscillatingly movable in and opposite to the feeding direction for producing a relative movement between a workpiece and...
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4583476 |
Sewing machine having improved corner stitch accuracy
In a sewing machine, particularly an industrial sewing machine, with a needle which can be driven up and down by means of a needle bar, a feed dog for the forward transfer of the workpiece in...
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4553489 |
Sewing device with a sewing head including a rotary housing
A sewing device with a sewing head and a feeding device for generating a two-axis-relative motion of a constant velocity between a workpiece to be stitched wherein the sewing head has a rotary...
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4542707 |
Sewing machine having auxiliary work turning needle
An auxiliary needle is supported by a shiftable and rotatable slide rod which extends in a slightly inclined position relative to the vertical and is guided by an extension in a guide slot. The...
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4541348 |
Automatic sewing machine for producing a seam having a fastening seam and a tacking seam
An automatic sewing machine for producing a seam having a fastening seam and a tacking seam is installed with a sewing head having a bearing bracket with two bearings which are arranged at a...
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4388880 |
Machine for stitching the upper border of shoes commonly called moccasins
Disclosed herein is a machine with which it is possible to effect the stitching between the vamp and the upper part of the shoe and thus to create the upper border on "moccasin" type shoes, in...
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4341172 |
Sewing machine conversion apparatus
An apparatus is disclosed which is to be connected to a domestic sewing machine for converting it into one capable of sewing heavier materials and sewing materials having edgewise designs so that...
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4323020 |
Apparatus for overcoming sewing machine needle bind
An apparatus for limiting the displacement of a presser bar reciprocatingly mounted in a frame of a sewing machine is disclosed to include a contact member for contacting the presser bar after the...
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4221181 |
Throat plate for above the bed feed system
A throat plate for a sewing machine having an above the bed feeding system, which throat plate provides for minimum drag on the work material. The throat plate is fashioned with a relief in which...
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4187788 |
Tufting machine
A tufting machine wherein the needle bar is reciprocated by a number of like, mounting assemblies which are positioned along the length of the machine, with each assembly comprising a number of...
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4184441 |
Electronically controlled household sewing machine having patch sewing capability
An electronically controlled sewing machine having the capability for lateral feeding in addition to longitudinal feeding is provided with an arrangement for effecting closed path pattern...
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4075955 |
Machine for needlepoint or the like
A machine for performing needlepoint or the like wherein successive loops of a single strand of yarn or the like are inserted through fabric, the machine including a carriage mounted for slidable...
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4041884 |
Apparatus for inserting seams in base fabric
Apparatus for making a seam from two threads, each thread being formed into bridging loops and prone loops, each prone loop of one thread embracing a double portion between two bridging loops of...
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3970018 |
Work feeding mechanism for sewing machines
A sewing machine for sewing a material workpiece, comprises a needle holder having a sewing needle which is mounted for both pivotal movement for swinging backwardly and forwardly and vertical...
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3687096 |
FEED ADJUSTING MECHANISM FOR SEWING MACHINES
This disclosure relates to sewing machines having upper needle feed means and lower feed dog means, and means for adjusting the length and direction of the feed stroke of the feed dog and of the...
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3521585 |
CYLINDER BED SEWING MACHINE
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3331344 |
Combined reversible lower feed and needle feed for sewing machines
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3285210 |
Looper drive for chain stitch sewing machines
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3224397 |
Lock stitch sewing machines
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3216386 |
Sewing machine with upper needle point and lower wheel feed
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3094087 |
Feed dog and throat plate for compound feed sewing machines
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3040682 |
Sewing machines
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3037472 |
Sewing machines
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2884883 |
Four motion looper for sewing machines
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0989538 |
Title is not available
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0929761 |
Title is not available
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0093065 |
Title is not available
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RE00346 |
Title is not available
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