• Title/Summary/Keyword: bedding design

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Studies on the Thermal Environment in Sleeping (II) -Thermal Insulation Effect of Bedding on Lightweight- (수면 열환경에 관한 연구 (II) -침구의 경량화에 따른 보온력-)

  • Sung, Su-Kwang
    • Journal of the Korean Society of Clothing and Textiles
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    • v.17 no.3
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    • pp.470-474
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    • 1993
  • This study carried out to get some fundamental data for designing lightweight bedding. In This study, the wool blanket, polyester/cotton blended blanket and down quilt were manufactured with a varied materials, structural factors such as yam count, fabric density respectivelyarn. And also, the thermal insulation value of the bedding were measured by warmth retaining tester. In addition, this paper examines the influence of varying materials, structural factors and blanket layers on the thermal insulation effect of the bedding. The main results obtained from this study are as follow : 1. The design of lightweight blankets make an attempting with a varying materials and structural factors such as yam count, fabric densityarn. 2. Almost, the design of lightweight blankets for polyester/cotton blended blanket and down quilt make an attempting without reduction in thermal insulation values. 3. The 6 layers of blanket have less thermal insulation value than the 6 times of blanket for under a layer have. About 27~32% decrease is observed in thermal insulation value of blanket for under 6 layer. 4. The thermal insulation value and areal weight of blankets have a positive relation between the thermal insulation value(Y) and areal weight(X) is based on the following equation. wool blanket : Y = 1.0850X + 0.4188 (r = 0.9992) PIC blended blanket : Y = 0.8845X + 0.3034 (r = 0.9999)

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A Study on Bedding in Korea - The Cases in 1990~2000 - (전국 이부자리 사용에 관한 실태조사 - 1990~2000년의 비교 -)

  • Yun, Chong-Hee;Kim, Jung-Sook;Sung, Su-Kwang
    • Fashion & Textile Research Journal
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    • v.4 no.3
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    • pp.248-253
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    • 2002
  • The purpose of this study was to improve consumer sleeping life in quality and to suggest producers meet new consumer needs and demands, by examining the nationwide use of bedding, analyzing consumer sleeping life by category and age group, comparing the results with the findings of the nationwide studies by Sung Su-kwang (1992) and Lee Song ja (1995), and identifying the major trend of consumer sleeping life. Results and Discussion The findings of this study were as below: 1. The General Characteristics of the Subjects : Most of the housewives investigated were in their 30s and 40s, with 41.7% and 50.8% respectively. 2. Bedroom : When it comes to bedroom style, 47.8% put beds in their rooms with the Korean under-floor heating system, and 45.4% didn't place beds in their rooms with the same heating system. 3. The Purchase of Bedding : 49.0%, approximately half the homemakers, bought their current bed-clothes at bedding shops, and just 3.2% made them on their own at home. 4. The Use of Bedclothes : In summer, yam (flax, ramie fabric) and a single-layer bed sheet (41.9%) were in use most, followed by a single-layer quilt (34.5%). 5. Bedding Management The most common frequency of bedding disinfection by sunning was once a month (29.4%), followed by once per two weeks (23.9%) and once a week (19.0%) in the order named.

Effects of surface materials of self-draining beds on cattle behavior in a temperate climate

  • Liu, Ping;Guo, Lulu;Zhang, Fulan;Li, Lin;Mao, Huaming;Gu, Zhaobing
    • Asian-Australasian Journal of Animal Sciences
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    • v.33 no.11
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    • pp.1866-1872
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    • 2020
  • Objective: The objective of the present experiment was to construct self-draining beds to keep surface bedding materials clean and dry for beef cattle comfort in a temperate climate. Methods: In Experiment 1, a self-draining bed was covered with sand at depths of 10 cm (S-10a), 15 cm (S-15), and 20 cm (S-20) respectively. In Experiment 2, self-draining beds of different sizes were covered with 10 cm of sand (S-10b) and wood shavings (WS) at depths of 15 cm and 20 cm (WS-15 and WS-20). Fifteen cattle were engaged to evaluate the comfort of self-draining beds covered with different bedding materials. Results: No cattle lay in the feed alley and cattle spent more time lying on S-10a than S-15 or S-20 in Experiment 1 (p<0.01). No difference in lying time was detected between S-15 and S-20 (p>0.05). In Experiment 2, no cattle selected the feed alley as the lying area. Cattle preferred WS-15 as the lying area and time spent lying on WS-20 was slightly higher than on S-10b (p<0.05). Feces weight was higher in the feed alley than in the different bedding areas in both Experiments 1 and 2 (p<0.01). Conclusion: Sand-bedding depth at 10 cm and WSs at 15 cm above the self-draining bed can provide for the lying comfort of beef cattle. Design of a special feed alley to hold most of the feces to keep bedding materials clean and dry is desirable for organic beef cattle in a loose barn.

A Study on the Usage and Pattern of Jacquard Fabrics (자카드직물의 용도와 문양 연구)

  • Chin, Young-Gil;Song, Gyeong-Ja
    • Journal of the Korean Society of Fashion and Beauty
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    • v.4 no.2 s.8
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    • pp.50-64
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    • 2006
  • This study was performed the analysis on the final usage and the pattern type of Jacquard fabrics through the surveyed data from the domestic and foreign textile fashion magazines[Book Moda, Fashion biz, Vogue] during recent 5 years(2000-2004). The result of this study can be summarized as follows. 1 Jacquard fabric mostly applies to apparel followed by accessory, interior decoration and bedding. As classified by uses, in apparel, it applies to One-pieces most followed by jackets and coats. In interior decoration, Slipcover uses Jacquard fabric most and then cushions, curtains and carpets. In accessory, neck ties use it most and then hand bags, hats and mufflers. In bedding, Jacquard fabric evenly applies to sheets, pillows, blankets and coverlet. 2. As classified by uses above, flowered patterns apply to each use most followed by geometric patterns, abstract patterns, ethnic patterns, art patterns and animal patterns. In addition, flowered patterns apply to apparel most and then interior decoration, accessory and bedding. Geometric patterns apply to apparel, accessory, interior decoration and bedding orderly. It is researched that abstract patterns and ethnic patterns also apply to apparel partially.

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Fatigue strength of stud shear connector considering bedding layer thickness in precast deck composite bridges (프리캐스트 바닥판 합성형 교량에서의 베딩층의 두께를 고려한 전단연결재의 피로강도)

  • Ryu, Hyung Keun;Shim, Chang Su;Chung, Chul Hun;Chang, Sung Pil
    • Journal of Korean Society of Steel Construction
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    • v.14 no.1
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    • pp.113-120
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    • 2002
  • A shear connection in composite bridges with precast decks has considerable characteristics different from cast-in-place deck bridges such as shear pocket and bedding layer. Thus, it is necessary to build design basis of the shear connector in precast decks through the experiments. In order to estimate fatigue life of shear connector in precast deck bridges, push-out fatigue tests were conducted with parameter, bedding layer thickness. As a result of the tests, failure modes of shear connector were observed. Consequently, empirical S-N curve equations of stud shear connector in precast deck bridges were proposed in this paper.

The Effect of Sunlight Exposure on the Survival of Microorganism Contaminated Bedding Materials (침구에 부착된 미생물 생존에 미치는 일광조사의 영향)

  • 최인려
    • Journal of the Korea Fashion and Costume Design Association
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    • v.2 no.1
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    • pp.113-121
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    • 2000
  • The effect of Sunlight exposure on reducing the microorganism counts in the bedding materials was experimented by using 3 kinds of microorganisms(S. aureus, K. pnenmoniae and E. coli) and 3 kinds of fabrics (cotton, silk and polyester). Counts of the microorganism were examined before and after sunlight exposure. The sunlights were controlled U.V and Daylight D50 using MacBeth artificial light source. The specimens were exposed for 5 min, 10 min and 30 minutes under the $20^{\circ}C$ and 60% R.H, distance is 50cm from the light source. Results were as follows, 1. The reduction rate of the 3kinds of microorganisms was remarkably great under the U.V exposure. The U.V. exposure was very effective way to sterlize the bedding materials in the house care. 2. S. aureus was the most susceptible to U.V. exposure and the sunlight exposure. E. coli was the most resistant to the U.V and the sunlight exposure. 3. The reduction rate of the 3 kinds of fabrics was not significantly different. The polyester is more resistant than the silk and the cotton. Those were shown good reduction rate if all kinds of microorganism under the U.V and daylight.

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Preference of Bedding Fabric according to Size and Spacing of Dot Pattern (도트 무늬의 크기와 간격에 따른 침구류 직물 선호도에 대한 연구)

  • Sa, A-Na;Lee, Sun-Young;Kim, Jung-Hwa;Lee, Jung-Soon
    • Fashion & Textile Research Journal
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    • v.20 no.5
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    • pp.592-599
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    • 2018
  • The purpose of this study is to investigate consumer needs, image sensibility and preference of bedding fabric according to size and spacing of dot pattern. 18 kinds of dot pattern fabrics were designed with different diameters(6, 8, 10cm) and distances(4, 7, 10cm) in regular arrangement of diamond figure. The subjects were 162 male and female university students. The data were analyzed by SPSS 24.0. Fabrics were assessed subjectively using a 5-point scale 17 consumer needs and 33 sensory descriptors. The most consumer's needs for bedding fabric was shown to be functionality of bedding including hygiene, touch, warmth, ease of washing and management, air permeability, and hygroscopicity. The other parameters of consumer's needs were shown to be physical property and design parameter. The results of analysis of the dimension of image sensibility for fabrics with different size and spacing of dots are derived from six factors including joyfulness, coziness, uniqueness, charm, femininity, and complexity. As a result of analysis of preference with fabric kinds, there was a significant difference in preference with fabrics. The preferred fabrics were characterized by the pattern and the base fabric being striking three-dimensionally with 1/3 twill and 3/1 twill fabric. Sensory descriptors related to joyful image and unique image were analyzed as evaluation terms that can distinguish the preferences of fabrics. Correlation analysis showed the fabrics are preferred as the difference in luminance and reflectance between the base and pattern of the fabric become larger and the spacing of patterns become closer.

The Effect of a Natural Zeolite (Clinoptilolite) on the Performance of Broiler Chickens and the Quality of Their Litter

  • Karamanlis, X.;Fortomaris, P.;Arsenos, G.;Dosis, I.;Papaioannou, D.;Batzios, C.;Kamarianos, A.
    • Asian-Australasian Journal of Animal Sciences
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    • v.21 no.11
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    • pp.1642-1650
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    • 2008
  • The objective of this study was to assess the effect of clinoptilolite (a natural zeolite) on growth and performance of broilers as well as on the quality of their litter. A total of 5,200 one-day old broiler chickens (Cobb 500) were used in two consecutive rounds lasting 42 days each. The broilers were given free and continuous access to a nutritionally non-limiting diet (in meal form) that was either a basal diet (B) or a 'zeolite diet' (Z; the basal diet supplemented with clinoptilolite at a level of 2%). A $2{\times}2$ factorial design consisted of two feeding treatments (B and Z) and two bedding types, sawdust (S) and sawdust with zeolite (Sz, which was the result of adding $2kg\;zeolite/m^2$), was used. In each round the broilers were randomly assigned to one of four (n = 650), treatment groups: two fed on the basal diet (B) and had bedding of either sawdust (group BS) or sawdust and zeolite (group BSz) and two fed on the Z diet and had as bedding either sawdust (ZS) or sawdust and zeolite (ZSz). Average growth rates were significantly (p<0.05) different between broilers of different groups; broilers that were fed on the 'zeolite diet' (Z) and were placed either in a compartment with sawdust bedding or sawdust bedding and zeolite (ZS and ZSz) as well those that were fed on the basal diet in a compartment with sawdust bedding and zeolite (BSz) grew at a faster rate (p<0.05) compared with those of the control group (BS). The incorporation of NZ in broilers diets and in their bedding material decreased the organic content in litter samples throughout the experimental period. The lowest organic content was recorded in group ZSz where NZ was added in both feed and litter. Mean ammonia concentration (ppm) was significantly higher in group ZS in comparison to groups BSz and ZSz (27.00 vs. 20.55 and 21.71 respectively). The results of this study showed that the incorporation of the clinoptilolite both in feed and into the litter had a positive effect on broiler growth and also on the quality of their litter.

Development of the Cultural Product Design Contents for High Value Added Strategy of Temple Stay as National Brand Project - Based on cloud-shaped gong among the Bulgeonsamul - (국가 브랜드 사업으로서 템플스테이 고부가가치 전략을 위한 문화상품 디자인콘텐츠 개발 - 불전사물 중 운판을 중심으로 -)

  • Kim, Sun Young
    • Journal of the Korean Society of Costume
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    • v.63 no.4
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    • pp.30-43
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    • 2013
  • This study provides suggestions of cultural product design contents by using the cloud-shaped gong in traditional temple culture in order to find a high value-added approach. The research herein is part of cultural design contents projects embedded with the spiritual value and symbolic connotation of temple culture. This would be meaningful to enhance its degree of utilization. This can also be a way to find a strategic alternative to a high value addition of temple stay and dissemination of temple culture. For the research methodology, literature was reviewed over temple stay and Bulgeonsamul. For motive design and development of cultural product design, both Adobe Illustrator CS3 and Adobe Photoshop CS3 were used as computer design program. The template image of cloud-shaped gong for basic motive design was selected from those available at the domestic temples for accurate depiction of its head and body. Finally, samples were adopted from those temples of Gounsa, Songgwangsa, Guinsa, Hwaeomsa, and Naesosa. For each motive, different colors were applied and ten basic motives were practiced in total. By repeating the process for these motives, three types of textile design were prepared. T-shirt designs used a round neckline as basic form, and it was designed for sleeved and sleeveless styles. Apron designs stressed V-neckline and two types were processed: one for the back seam line and the other for side seam line. Pendants were designed with modern and luxurious image so that so that it could be used in various types of accessories. Designs for the bedding applied pattern design of the motives and this was done in a way that gave the images a sense of stability and splendor.

DESIGN AND FLIGHT SOFTWARE EMBEDDING OF KOMPSAT-2 SIMULATOR

  • Lee, Sang-Uk;Cho, Sung-Ki;Kim, Jae-Hoon
    • Journal of Astronomy and Space Sciences
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    • v.19 no.2
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    • pp.97-106
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    • 2002
  • The design feature of KOMPSAT-2 simulator based on object oriented design methodology in terms of unified modeling language (UML) has been discussed in this paper. Also, we present how to embed flight software into the simulator. Flight software em-bedding for KOMPSAT-2 simulator is compared to that of the KOMPSAT-1 simulator.