표제지
Abstract
요약
목차
제1장 서론 10
제2장 가스 스프링의 원리 13
2.1. 가스 스프링의 원리와 특징 13
2.2. 가스 스프링의 반발력 14
2.3. 가스 스프링의 초기하중 15
제3장 실험장치 및 방법 17
3.1. 가스 스프링 반발력 측정 장치 17
3.2. 기립 보조력 측정 장치 18
3.3. 보조기기 장치 구조 19
제4장 실험결과 및 고찰 22
4.1. 3개사 가스 스프링 반발력 측정 22
4.2. Double spring사의 가스 스프링의 길이별 반발력 측정 24
4.3. 보조기기 구조 1차 기립 보조력 측정 26
4.4. 보조기기 구조 2차 기립 보조력 측정 29
제5장 결론 32
참고문헌 33
Table 1. Specification of gas spring according to structure of 1st and 2nd... 20
Table 2. The angle of the gas spring when the standing angle is 0˚ 21
Table 3. Repulsive force and pressure increase rate of gas spring according... 23
Table 4. Repulsive force and pressure increase rate according to the length... 25
Table 5. Standing assist force and supporting rate at a gas spring with... 26
Table 6. Standing assist force and supporting rate at a gas spring with... 27
Table 7. Standing assist force and supporting rate at a gas spring with... 28
Table 8. Standing assist force and supporting rate at a gas spring with... 29
Table 9. Standing assist force and supporting rate at a gas spring with... 30
Table 10. Standing assist force and supporting rate at a gas spring with... 31
Fig. 1. Movement of the seat 11
Fig. 2. Gas spring structure 13
Fig. 3. Application of gas spring 14
Fig. 4. Repulsive force of gas spring 15
Fig. 5. A equipment for measuring the repulsive force of a gas spring 17
Fig. 6. A equipment for measuring the standing auxiliary force 18
Fig. 7. Wheelchair with standing auxiliary device 19
Fig. 8. Structure of auxiliary device 20
Fig. 9. Specification of gas spring 22
Fig. 10. Repulsive force of gas spring according to company and stroke 22
Fig. 11. Pressure increase rate of gas spring according to each company 23
Fig. 12. Repulsive force according to the length of a gas spring 24
Fig. 13. Pressure increase rate according to the length of a gas spring 25
Fig. 14. Standing assist force and supporting rate at a gas spring with... 26
Fig. 15. Standing assist force and supporting rate at a gas spring with... 27
Fig. 16. Standing assist force and supporting rate at a gas spring with... 28
Fig. 17. Standing assist force and supporting rate at a gas spring with... 29
Fig. 18. Standing assist force and supporting rate at a gas spring with... 30
Fig. 19. Standing assist force and supporting rate at a gas spring with... 31