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Bernina International AG is a privately owned international manufacturer of sewing and embroidery systems. The company was founded in Steckborn, Switzerland, and develops, manufactures, and sells goods and services for the textile market, primarily household sewing-related products in the fields of embroidery, quilting, home textiles, garment sewing, and crafting.
The rotary hook or rotating hook is a bobbin driver design used in lockstitch sewing machines since the 19th century. It triumphed over competing designs because it can run at higher speeds with less vibration. Rotary hooks and oscillating shuttles are the two most common bobbin drivers in use today.
A bobbin or spool is a spindle or cylinder, with or without flanges, on which yarn, thread, wire, tape or film is wound. [1] Bobbins are typically found in industrial textile machinery , [ 2 ] as well as in sewing machines , fishing reels , tape measures , film rolls , cassette tapes , within electronic and electrical equipment, and for various ...
A vibrating shuttle is a bobbin driver design used in home lockstitch sewing machines during the second half of the 19th century and the first half of the 20th century. It supplanted earlier transverse shuttle designs, but was itself supplanted by rotating shuttle designs.
The Barmen machine was developed in the 1890s in Germany from a braiding machine. Its bobbins imitate the movements of the bobbins of the hand-made lace maker and it makes perfect copies of Torchon and the simpler hand-made laces. [6] It can only make one width at a time, and has a maximum width of about 120 threads. [11]
Cutting-stock problems can be classified in several ways. [1] One way is the dimensionality of the cutting: the above example illustrates a one-dimensional (1D) problem; other industrial applications of 1D occur when cutting pipes, cables, and steel bars. Two-dimensional (2D) problems are encountered in furniture, clothing and glass production.
Bobbin lace is a lace textile made by braiding and twisting lengths of thread, which are wound on bobbins to manage them. As the work progresses, the weaving is held in place with pins set in a lace pillow , the placement of the pins usually determined by a pattern or pricking pinned on the pillow.
A type case is a compartmentalized wooden box used to store movable type used in letterpress printing. [1] Modern, factory-produced movable type was available in the ...