• Title/Summary/Keyword: SEAT

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Considerations in the Choice of the "Seat of Arbitration" When Drafting Arbitration Clause in International Commercial Contract (국제상사계약상 중재조항의 작성 시 중재지 선택에 있어 고려사항)

  • Oh, Won-Suk
    • THE INTERNATIONAL COMMERCE & LAW REVIEW
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    • v.28
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    • pp.91-117
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    • 2005
  • The purpose of this paper is to examine practical and legal considerations in the choice of the "Seat of Arbitration". As the selection of the "Seat of Arbitration" in an international commercial contract is vital both judicially and practically, so to speak, in terms of enforceability of award, judical interference in arbitration proceedings, relative convenience and expense, and the selection of arbitrators, the selection should be carefully considered and examined. In case of institutional arbitration, when the arbitration clause does not nominate the seat, the administrator or the secretariat of the institution or the arbitrator tribunal would usually determine the seat. On the contrary in case of ad hoc arbitration, Unless otherwise agreed by the parties, the "Seat of Arbitration" would be determined according to the rules which are selected by parties or their arbitrators. To avoid confusing situation about the selection of the seat, this writer would like to recommend ICC or LCIA with each Standard Arbitration Clause. If the parties want any national arbitration institution because of the expenses incurred in international institution, AAA or CEPANI is recommendable in terms of the reputation, operating system and recognized performance. Specially ICC Court of Arbitration usually examines the award before it is issued, so the enforceablity would go up. Thus when the parties lay down the arbitration clause in their contract they should confirm whether the "Seat of Arbitration" is fixed or not. If not, at least they should examine the arbitration rules which would be applied, and know in advance how the seat be determined.

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The Effects of Seat Surface Inclination on Forward Reaching in Children with Spastic Cerebral Palsy

  • Jeong, Jeong Yun;Lee, Ho-Cheol;Shin, Hwa-Kyung
    • The Journal of Korean Physical Therapy
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    • v.27 no.2
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    • pp.106-111
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    • 2015
  • Purpose: Impaired reaching movement is commonly observed in children with cerebral palsy. The purpose of this study was to determine whether the inclination of seat surface can influence the reaching movement in children with spastic diplegic cerebral palsy (CP). Methods: The subjects were 31 children, 16 children with spastic bilateral CP and 15 typically developing (TD) children. The children performed static sitting and forward reaching under three conditions: a horizontal seat surface (Horizontal $0^{\circ}$), a seat surface inclined anterior 15 degrees (Ant $15^{\circ}$), and a seat surface inclined posterior 15 degrees (Post $15^{\circ}$). A 3-axis accelerometer ('ZSTAR3') was used for analysis of the reaching movement. A 3-axis accelerometer was attached on the manubrium of the sternum, lateral epicondyle of the humerus, and styloid process of the ulna. We measured the reaction time, movement time, and data amount during reaching the 8 cm target with an index finger on the three inclined seat surfaces. Results: Reaction time and movement time for CPs showed significant delay; comparing the TD's and CP's amount was significantly greater than the TD's during reaching task (p<0.05). In particular, CP's reaction time and movement time on a seat surface inclined Ant $15^{\circ}$ was significantly more delayed compared with the other seat surfaces (p<0.05). Conclusion: Our results suggest that seat-inclination intervention may provide an ergonomic approach for children with spastic cerebral palsy.

Ride Quality Evaluation of Seat Suspension Adopting Controllable Damper (제어 가능한 댐퍼를 적용한 시트 현가장치의 승차감 평가)

  • Han, Young-Min;Min, Chul-Gi
    • Transactions of the Korean Society for Noise and Vibration Engineering
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    • v.21 no.12
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    • pp.1199-1205
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    • 2011
  • In the present work, a seat suspension system adopting semi-active damper is evaluated for driver's ride quality. A cylindrical type of ER(electrorheological) damper is designed and manufactured for the seat suspension of heavy vehicles. The governing equation is derived under consideration of human vibration. A sliding mode controller is then synthesized and experimentally realized on the manufactured ER seat suspension while a driver is sitting on the controlled seat. Ride quality is evaluated by fatigue decreased proficiency boundary, vibration dose value and crest factor utilizing weighted-acceleration according to ISO2631.

The Study on a Biomechanical Model for Automotive Seat Design (자동차 SEAT DESIGN을 위한 BIOMECHANICAL MODEL 연구)

  • 신학수;최출헌
    • Proceedings of the ESK Conference
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    • 1998.04a
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    • pp.149-154
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    • 1998
  • The design of seat is maintaining to final stable posture. The final stable posture is the seated posture in which the force of the pad and spring supporting the body is balanced with the body weight and the bodydoes not sink anyfurther intothe seat. With poorly designed seated seats, your behind maygradually move forward, or localized pressure may result in congestion of the blood or numbness, making you want to move. Therefore, the final stable posture is not maintained. A number of ideas were used in this study will eliminate this problem. In automobile seat design, primary attention has forcused on providing the occupant with a comfortable seat that has sufficient padding and adjuxtments toaccomodate different sizes and postures of people. First of all, whether the process is design-oriented or technology-oriented, the design concept must be human-oriented. The fatigue-alleviating seats which were the primary purpose of this research were studied with a human-oriented approach.

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Fuzzy Control of a Seat Suspension System with an MR Damper (MR댐퍼를 이용한 의자 서스펜션 시스템의 퍼지 제어)

  • Jeon, Do-Young;Kong, Kyoung-Chul
    • Proceedings of the KSME Conference
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    • 2004.11a
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    • pp.619-624
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    • 2004
  • This paper applies the fuzzy logic controller to a semiactive seat suspension system in order to obtain the better ride comfort in constraint of specific rattle space. The seat suspension system used for this research is a scissors-type one with the MR (Magnetic Rheological) fluid damper. Since a seat suspension system with a driver can not be exactly modeled, it is effective to control with the fuzzy logic controller. The rule was carefully tuned to effectively reduce the vibration transmitted to a driver. The on-road ride was realized on a hydraulic excitor and the result shows that the fuzzy controller has reduced the vibration of a seat suspension system compared to the continuous skyhook controller.

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Seat Allocation Model for Single Flight-leg using Linear Approximation Technique (선형근사 기법을 이용한 단일비행구간의 좌석할당 모형)

  • Song, Yoon-Sook;Lee, Hwi-Young
    • Proceedings of the Korean Operations and Management Science Society Conference
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    • 2008.10a
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    • pp.65-75
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    • 2008
  • Over the last three decades, there are many researches focusing on the practice and theory of RM in airlines. Most of them have dealt with a seat assignment problem for maximizing the total revenue. In this study, we focus on a seat assignment problem in airlines. The seat assignment problem can be modeled as a stochastic programming model which is difficulty to solve optimally. However, with some assumptions on the demand distribution functions and a linear approximation technique, we can transform the complex stochastic programming model to a Linear Programming model. Some computational experiments are performed to evaluate out model with randomly generated data. They show that our model has a good performance comparing to existing models, and can be considered as a basis for further studies on improving existing seat assignment models.

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Fuzzy Control of the Seat Suspension System Considering the Acceleration of a Driver's Head (머리 가속도를 고려한 의자 서스펜션의 퍼지제어)

  • Kong Kyoung-chul;Jeon Doyoung
    • Journal of Institute of Control, Robotics and Systems
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    • v.11 no.7
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    • pp.572-577
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    • 2005
  • This paper applies the fuzzy logic controller to a semiactive seat suspension system in order to obtain the better ride comfort in constraint of specific rattle space. The seat suspension system used for this research is a scissors-type one with the MR (Magneto Rheological) fluid damper. Since a seat suspension system with a driver can not be exactly modeled, it is effective to control with the fuzzy logic controller. The rule was carefully tuned to effectively reduce the vibration transmitted to a driver. The on-road ride was realized on a hydraulic excitor and the result shows that the fuzzy controller has reduced the vibration of a seat suspension system compared to the continuous skyhook controller.

The Study on Process and Optimal Design for Development of Next Generation Integrated Restraint Seat for Automobile (The Design of Lightweight Seat Frame made by the Hydroforming Process) (자동차용 차세대 통합형시트 개발을 위한 공정 및 최적화설계 기법 연구 (하이드로포밍 공법을 이용한 경량 시트프레임 설계))

  • 표창률;전병희;조명래;전한수
    • Journal of the Korean Society of Safety
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    • v.15 no.1
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    • pp.80-85
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    • 2000
  • The hydroforming process is rapidly gaining popularity in the sheet metal forming industry. In this study, hydroforming process is applied to the seat back frame. The load-deformation characteristics of seat frame are simulated according to the test requirements by FMVSS. Structural analyses were performed with an analysis package program named I-DEAS for the conventional and the hydroforming seat back frame. The seat back frame made by hydroforming is not only about 23 percent lightweight, but also about 20 percent high strength compared with conventional that.

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An Estimation of Comfort on the Automobile Driver Seat Korean Anthropometric Experiment (한국인 인체측정 실험에 의한 자동차 운전석의 안락감 평가)

  • 이영신;이석기;박세진
    • Transactions of the Korean Society of Automotive Engineers
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    • v.4 no.3
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    • pp.61-72
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    • 1996
  • In this paper, the driver seat comfort of eight automobiles was studied. The joint angles and anthropometric data of eleven subjects sitting on the seating buck were investigated using the instrument devices such as scale, goniometer, vernier calipers, protractor, Martin set. The joint angles of the most comfort posture were found by experiment and compared with previous studies. The anthropometric data of Korean(1992 year surveys) and American(1970∼1974 year) were applied to evaluate the driver seat layout of Korean automobile. The joint angles of the most comfort posture for eleven subjects were obtained with experimental results. The joint angles were agreed with reference angles. The driver seat layout was not suited to seat length and acceleratorseatpan forward distance in 5 percentiles female, pedal separation and seatpan-roof height in 95 percentiles male. Korean automobiles were not suited to seatpan length and steering wheelseatpan clearance, floor-roof height for American 95 percentiles male. The driver anthropometric dimensions were more suitable to middle size than small size automobiles.

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Seat Allocation Model for Single Flight-leg using Linear Approximation Technique (선형근사 기법을 이용한 단일비행구간의 좌석할당 모형)

  • Song, Yoon-Sook;Lee, Hwi-Young;Yoon, Moon-Gil
    • Korean Management Science Review
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    • v.26 no.3
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    • pp.117-131
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    • 2009
  • Over the last three decades, there are many researches focusing on the practice and theory of RM in airlines. Most of them have dealt with a seat assignment problem for maximizing the total revenue. In this study, we focus on a seat assignment problem in airlines. The seat assignment problem can be modeled as a stochastic programming model which is difficulty to solve optimally. However, with some assumptions on the demand distribution functions and a linear approximation technique, we can transform the complex stochastic programming model to a Linear Programming model. Some computational experiments are performed to evaluate out model with randomly generated data. They show that our model has a good performance comparing to existing models, and can be considered as a basis for further studies on improving existing seat assignment models.