• Title/Summary/Keyword: semi automatic loom

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The Analysis on the Characteristics and the Structure of the Semi Automatic Dongdahoe Loom (전통 반자동식 동다회직기의 특성과 구조 분석에 관한 연구)

  • Park, Yoon Mee
    • Journal of the Korean Society of Costume
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    • v.65 no.6
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    • pp.15-24
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    • 2015
  • Dahoe is a traditional Korean term for cords and Dongdahoe for round cords. The main purpose of this study is to analyze the structure of a semi-automatic loom depicted in the paintings of Jun Geun Kim, and verify whether it actually worked or not. Jun Geun Kim is a genre painter of the late Joseon Dynasty. His nom de plume is Gisan and he drew genre paintings for foreigners who visited Korea in the late 19th century. These paintings are important in understanding the lifestyle and custom of the times. His paintings at the Staatliche Museen zu Berlin in Germany and the British Museum in England both depict a semi automatic loom that operates two looms at the same time. This is a unique loom that is not found in any other country and currently no artifacts of such loom exist in Korea. The study went through the following steps: We first analyzed the structure and the operating mechanism of the loom in the painting. The structure of each parts and their roles were also analyzed. Then a loom that was similar in structure and size was made to check if it was operational. The loom depicted in the paintings had some problems, and adjustments to fix the said problems were made accordingly. Wood was primarily used to make the $80{\times}90cm$ loom. The loom was used to make Dahoe and the study confirmed that there were no differences between the handmade Dongdahoe and the Dongdahoe made with the semi automatic loom.

Design and Construction of a Loom for Obtaining Ultra-Light Metal Structure (초경량 금속 구조재 직조장치의 설계 및 제작)

  • Kim, Pan-Su;Kang, Ki-Ju
    • Transactions of the Korean Society of Mechanical Engineers A
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    • v.34 no.9
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    • pp.1235-1240
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    • 2010
  • Wire-woven Bulk Kagome (WBK) is fabricated by assembling helically formed wires in six directions. To date, WBK samples have been assembled manually. For industrial application, the assembly process must be automated. Furthermore, if WBK is to be fabricated using flexible wires that cannot maintain their helical shape during fabrication, a specialized automatic machine, i.e., a loom needs to be developed. In this work, we designed and constructed a loom for fabricating WBKs using flexible wires. This loom is operated by one rotation of the upper plate, two translations of the insertion device, and insertion of wires. So-called "comb devices" are placed between multiple layers of Kagome nets to prevent the wires that are already in place from getting entangled with those that are being inserted. This loom can be also used to fabricate semi-WBKs composed of helically formed wires and rigid straight wires.