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Keyboard Frame의 평면경사각과 측면경사각 및 Keypad 평면회전각의 변화가 Typing 수행도에 미치는 영향에 관한 연구
이면우,전영호,장성록,이도준,최재호,김대철,지철규,박현구 한국경영과학회 1990 한국경영과학회 학술대회논문집 Vol.- No.1
Occupational disease among typists such as Carpal Tunnel Syndrome (CTS) and tendonitis has increased along with the rapid expansion of office automation. During typing, the posture can be defined as forearm pronation, ulnar abduction, wrist extension and finger flexion. The CTS results from awkward posture between forearm-wrist-hand and the keyboard arrangement. Therefore, ergonomic principles should be emphasized in keyboard design. The objective of the study is to improve keyboard design by analyzing anatomical posture of forearm and hand during typing. An experimental study was performed to investigate relationships between a keyboard and typing performance. Results showed that typing performance is dependent to angles and slopes of a keyboard. Statistcal analysis indicated that the suggested ergonomic keyboard improved typing speed significantly(17%).
작업 속성과 작업자 특성을 반영한 작업자 배치 모델 개발에 관한 연구
이면우,전영호,장성록,윤명환 한국경영과학회 1989 한국경영과학회 학술대회논문집 Vol.- No.1
The purpose of this study is to develop a worker assignment model based on human performance characteristics and task factors in an assembly line. The Match System consists of three modules: - Evaluation of operator based on the ergonomic principles, - Optimal match between performance characteristics and task factors, - Optima assembly sequence of parts within an operator. Given numbers of assembly parts and crew size, the model provides both an optimal number of parts and the sequence for each operator. Validation of the model was carried out in a printed circuit board (PCB) assembly line in which twenty operators assembled 150 electronic parts. The result which was compared after three days of application showed significant improvement both in productivity (30~60%) and in defective rate (23%). The results of the study suggest that job assignment scheme based on ergonomic principles may further improve the traditional Time-Motion analysis.
이면우,유한정,김상두,오세관 한국경영과학회 1989 한국경영과학회 학술대회논문집 Vol.- No.1
The purpose of this study was to demonstrate and to validate feasibility of the earlier proposal on ergonomic approach for High-Touch product development, which was published in IE Interface (April, 1988). Based on the proposed methods, six new High Touch products were developed. Expert opinions and consumer monitoring results, which was carried out in the United States, showed that these High Touch products would be highly regarded in the world market. It is recommended that the proposed efforts could provide a prosperous niche market for Korean industry in the High Tech-High Touch Era.