Pioneering power sliding door technology from Aisin Seiki…

30 Мар 2015 | Author: | No comments yet »
Toyota Spade

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Power door of a Toyota Spade


For immediate release: 24 2012

Source: Aisin Co. Ltd, Japan

(Aichi, 24 September, 2012) Aisin Co. Ltd, Japan has developed the power sliding door that houses all the major in the door side. The new approach the doors to be compatible with a range of vehicles than power sliding door and leaves more space the vehicle.

One in four passenger are now minivans and the convenient power door mechanism comprises one of the attributes of these vehicles. The new sliding door system Aisin Seiki Co. Ltd uses a inspired by the rope drills of fighters. The power supply has a low-profile circular ‘snail design, where the cable the door is taken up in a whorl resembles a snail. The system is neat and allows a smooth motion.

Vehicles with the Aisin built into their doors continue to increase on year. Toyota Motors to spread the use of the system to all models, and Motors, Suzuki Motors, Motor Company, and Honda Co. Ltd. have also the technology. The sliding door with indoor built in unit represents pioneering in the field. Aisin Seki Co. Ltd 70% of the market share in sliding


Today one in every passenger cars is a minivan. sustained popularity is attributed to ability to accommodate large groups as well as other features, in particular the power door. Aisin Seiki Co. Ltd a sliding power door in the 1990s but in that previous the drive unit was built the vehicle side rather the passenger door, which on the space inside the vehicle and led to in the passenger vehicles that it be fitted onto. In the late the company began development of the first power sliding with the drive unit into the door itself.


1. Achieving the system’s and volume requirements

The drive needed to be compact, low in profile and In addition a higher output was needed in the drive unit due to the weight due to incorporating major in the door.

Through trial and error to the position of the elements in the motor, the flux circuit and the frictional of the materials, Aisin Seiki Co. Ltd the smallest high-power output unit the industry had ever The design resulted in over 30

The rope system for driving the door mechanism was inspired by of fire fighters during where they ascend with a rope that around the body. It has a low-profile, design, with the cable up as a whorl in a shape that a snail the ‘snail type’ supply unit.

2. Compatibility different vehicle models

During prototype production further modifications were so that the drive unit versatile enough to be used in a of vehicles. This included with limited space the door under the window the unit was originally designed to be

3. Eliminating pulsation

Theoretical were undertaken to understand measures could prevent the that occurs as the doors open and closed. Electrical research as well as new control led to a new trapping detector that via a touch sensor to prevent

4. Power back door

The components for the powered sliding system and the power back system were standardised as as possible. This proved economical as the same ultra-compact unit could then be in both with only modifications.

Toyota Spade


Production of powered door systems using the components was launched for the Toyota in Japan 2002 and the Toyota in North America 2003. The sliding door system has now been built into the door on the passenger seat of the Toyota Porte, highlighting the of the system.

The development of the industry’s sliding door system an indoor built-in drive heralded a shift in the company’s from focusing on individual to a systems manufacturer.

About Seki Co. Ltd

About Seki Co. Ltd Automotive Parts and Business

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Aisin Co. Ltd Public Relations

Asahi-machi, Kariya, Aichi, JAPAN

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