13results about "Hand sewing" patented technology

An automated system that can be used for prosthetic heart valve manufacturing or suturing procedures. The system includes automated fixtures that maneuver a needle and a target device. The automated fixtures can be suturing arms, target device holders, needle transfer fixtures, and / or needle holders. The automated fixtures can rotate a target device held by the holder to allow one or more additional automated fixtures to perform operations such as form sutures on the target device without intervention of a human operator. The system can include a display system configured to display status information of a suturing procedure.

The invention relates to a method for producing a loop seam intended for seaming and connecting pieces of textile using a filamentary connecting element, in which, according to the invention, after incorporating cutouts (2) in the edge region of the piece of textile (1) intended for seaming, the filamentary connecting element is formed into a first loop (4) which is pulled from the front side to the rear side of the piece of textile (1) through an incorporated cutout (2) in such a way that, after being pulled through, the formed loop (4) is situated on the rear side. This is followed by the formation of a further, second loop (5) upstream of the cutout (2) on the front side of the piece of textile (1), which loop (5) then engages, via the edge region of the piece of textile (1), through the first loop (4) situated on the rear side of the piece of textile (1). The second loop (5) is then guided back to the front side of the piece of textile (1) and, after pulling through the second loop (5) from the front side to the rear side of the piece of textile (1), is pulled through a next cutout (2) situated laterally adjacent to the preceding cutout.

A yarn includes a length of straight yarn with only a leading or end portion being loopy yarn including a number of substantially equally spaced loops. The remaining or trailing portion is straight yarn joined to the leading loopy portion at a transition point. The invention can be incorporated into a ball of straight yarn provided with an accessible portion of yarn at one end of the yarn formed with loops only beyond the transition point. A method of knitting using the yarn includes the steps of inserting a knitting needle through a required or desired number of loops up to and including a loop at the transition point to form a desired number of initial stitches, and subsequently knitting with the needle using the straight yarn. The yarn and method eliminate the need to initially cast on yarn onto a needle.

A quilting table includes a rotatable and height adjustable tabletop supported by an elongate leg assembly mounted on a base section. A plurality of clamping members can be releasably attached to the tabletop. The quilting table can be used in a method of making a quilt, in which multiple layers of material are positioned on the tabletop, the user sews the layers of material in a substantially straight line, rotates the tabletop to alter the position of the layers of material, and resumes sewing in a substantially straight line.

An automated system that can be used for prosthetic heart valve manufacturing or suturing procedures. The system includes automated fixtures that maneuver a needle and a target device. The automated fixtures can be suturing arms, target device holders, needle transfer fixtures, and / or needle holders. The automated fixtures can rotate a target device held by the holder to allow one or more additional automated fixtures to perform operations such as form sutures on the target device without intervention of a human operator. The system can include a display system configured to display status information of a suturing procedure.

The invention relates to a sewing process of a patch pocket. The sewing process comprises the following steps: folding edges of face pocket cloth and inner pocket cloth; the face pocket cloth and the inner pocket cloth are positioned on the garment body; then, the positioned inner pocket cloth is directly sewn with the garment body; then the edge of one side of the face pocket cloth and the edge of the corresponding side of the inner pocket cloth abut against each other and are sewn, and when sewing is conducted till the direction needs to be changed, the state of the face pocket cloth is adjusted, and the edges of the face pocket cloth and the inner pocket cloth are kept to abut against each other in real time and are sewn synchronously; and finally, sewing the folded edge of the surface pocket cloth and the folded edge of the inner pocket cloth. The inner pocket cloth and the garment body are directly sewn, and the pocket space of the patch pocket is arranged between the inner pocket cloth and the garment body, so that the use experience of a user is improved, and dirt is prevented from being hidden at the sewing head; when the face pocket cloth is sewn, the state of the face pocket cloth is adjusted, the seam allowance of the face pocket cloth and the seam allowance of the inner pocket cloth are hidden between the face pocket cloth and the inner pocket cloth, the seam allowance of the patch pocket is hidden, and the outer surface of the face pocket cloth is free of any open thread.

The sewing equipment for mattress production comprises a machine base, a workbench and a spring rod arranged between the machine base and the workbench, the workbench is connected to the machine base through a spherical hinge, and the spring rod comprises a barrel arranged on the bottom side of the workbench, an insertion rod fixed to the machine base and a reset spring arranged between the insertion rod and the barrel. One end of the reset spring abuts against the end of the barrel, and the other end of the reset spring abuts against the end of the insertion rod. During use, a mattress is placed on the workbench, when the mattress needs to be inclined, a worker only needs to press the workbench downwards, the workbench drives the mattress to integrally shift towards one side under the action of the spherical hinge, so that the worker can conveniently sew the mattress, the worker only needs to loosen the pressing on the workbench after seaming, the workbench recovers to a horizontal state under the action of the reset spring, and the overall use is simple and convenient.

A method for needlepoint finishing comprising trimming a canvas completed with a needlepoint stitched design leaving an edge portion spaced from a stitched area of the canvas to leave an unstitched area around at least a portion of a periphery of the canvas, cutting a non-paper based, substantially non-absorbent, rigid support to a desired size, wrapping a fabric composed of softer material than the rigid support around the support and attaching the fabric to the canvas. The rigid support restricts bending and prevents degradation of the rigid portion and mounted needlepoint canvas. A backing having at least one magnet can be provided to attach to the support.

To provide a tacking device that enables sewing without using marking pins and minimizes use of a presser lifting lever, thereby solving the problem in which the process of sewing clothes while raising and lowering the presser lifting lever on a sewing machine and removing marking pins is extremely cumbersome, and there are issues such as the risk of losing marking pins or getting pricked by them, the risk of breaking needles due to contact between marking pins and sewing needles, and the risk of sawing machine malfunction caused by marking pins getting caught inside the sawing machine.SOLUTION: A tacking device of the present invention is an alternative for tacking cloth or the like without using marking pins. In this device, after the needle punch needle 5 attached to the tip of a handle 1, with thread threaded through it, pierces through the cloth or the like held between a cloth presser and a rest seat, only the thread remains piercing through the cloth by pulling up the needle punch needle. By repeating this operation, the cloth can be prevented from being shifted and can be tacked.SELECTED DRAWING: Figure 4

The present application provides a wool knitted suit without lining and a manufacturing method thereof, comprising: using wool knitted fabric with elasticity and shrinkage after steam ironing as raw material, using internal structure without lining, without chest lining, without shoulder pad, and without sleeve cotton; first, adjusting the pattern according to the stretching property of the fabric on the pattern to make the finished product achieve the desired effect of design; second, adjusting the details of the pattern when using the internal structure without lining, without chest lining, without shoulder pad, and without sleeve cotton; third, calculating the shrinkage of steam iron; at the same time, controlling the sewing size according to the stretching property of the fabric; finally, solving the problem that some wool knitted fabrics are easy to break when using machine needle; finally, achieving the effect of finished garment with size stability, flat and beautiful appearance, comfortable wearing, environmental protection and commuting.

The present disclosure relates to automated systems, devices, and methods of sewing a target device such as a prosthetic implant device. The systems and methods include forming a stitch on the target device, adjusting a thread coupled to a needle used to form the stitch so that the thread is clear of (e.g., does not interfere with) a path of the needle, and applying a targeted tension to the thread to tension the stitch on the target device. The suturing process can also include providing different targeted tensions during formation of the stitch. The suturing process can also include providing different targeted tensions at different stages of the formation of the stitch to aid in forming the stitch, to clear the needle path of the thread, and / or to hold the stitch in place in preparation for the next stitch.