Based on the idea of modular design,an overall design scheme for a new type of electric wheelchair which can not only lies and stands but also climbs ladders is proposed,then the driving module,ladders-crawling module,lying-standing module and multifunctional module are introduced.

Based on studying adverse influence in sitting posture theory,broken through function and structure of traditional wheelchairsa,design of electric wheelchair for stance and supine posture was developed and the principle of work was clarified.

Simulation and study of the control system on electric seats for level self-adjustment;

This paper put forward a design of electric seat adjust the position of seat by angle adjustor and direct current electromotor for the purpose of advance the agility of seat comfort for driver and reduce the tire.

This paper expounds in detail the adjustable functions of the electric seats.

Analysis of winder s mobile seats and work space are based on Huaian Oriental Qingmian Cotton Textile Group (HOQCTG).