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Chain stitch – hand or machine stitch for seams or decoration; Cross-stitch – usually used for decoration, but may also be used for seams; Catch stitch (also 'flat' and 'blind' -catch stitch) – flat looped stitch used in hemming; Darning stitch – for repairing holes or worn areas in fabric or knitting
Zipper slider brings together the two sides of teeth. The popular North American term zipper (UK zip, or occasionally zip-fastener) came from the B. F. Goodrich Company in 1923. The company used Gideon Sundbäck's fastener on a new type of rubber boots (or galoshes) and referred to it as the zipper, and the name stuck. The two chief uses of the ...
A sewing machine presser foot. A presser foot is an attachment used with sewing machines to hold fabric flat as it is fed through the machine and stitched. Sewing machines have feed dogs in the bed of the machine to provide traction and move the fabric as it is fed through the machine, while the sewer provides extra support for the fabric by guiding it with one hand.
A spare part, spare, service part, repair part, or replacement part, is an interchangeable part that is kept in an inventory and used for the repair or refurbishment of defective equipment/units. Spare parts are an important feature of logistics engineering and supply chain management , often comprising dedicated spare parts management systems.
Coil zipper—also known as nylon coil zipper—is a type of zipper whose teeth/elements are made from coiled monofilament that is traditionally nylon. The coil zipper was first invented in 1940, however not commonly used until the 1960's. [1] [2] The coil is sewn to a zipper tape to make the final product.
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If this part is replaced hundreds of times per year, over the course of many years, then there may be an opportunity to save money by adjusting the repair process to leverage this economy of scale (reliability improvements, component repair, etc.). This analysis drives the maintenance support for each repairable unit analyzed.
The most important technical challenges in the implementation of a successful composite patch repair are: (a) proper design of the repair patch and the procedures that will be followed, (b) selection of the most suitable materials and tools for the application, (c) careful surface preparation, (d) implementation of the composite patch repair ...