基于专利申请的国内外自动变速器研究热点分析

Hotspots Analysis for Automatic Transmission at Home and Abroad Based on Application of Patent

分析了当前自动变速器的发展现状以及当前应用广泛的自动变速器类型,对比分析国内外自动变速器专利申请内容的热点,从国内外专利申请研究方向了解针对车辆自动变速器的换挡时机、换挡策略以及燃油节能技术问题的解决办法。

The development of the automatic transmission and the type of automatic transmission were analyzed. The research hotspots of automatic transmission in view of patent at home and abroad were analyzed and compared. From the domestic and foreign patent application re- search direction, the solutions for shifting timing, shifting strategy and fuel saving technology of automatic transmission were found.