京西重工取得滚球坡道结构相关专利，使电控制动器无需额外停车机构实现车辆制动自锁

Core Viewpoint - Jingxi Heavy Industry (Shanghai) Co., Ltd. has obtained a patent for a "Rolling Ramp Structure and Electric Brake Device and Vehicle," indicating innovation in automotive manufacturing and potential advancements in vehicle braking systems [1][2]. Company Overview - Jingxi Heavy Industry (Shanghai) Co., Ltd. was established in 2009 and is primarily engaged in the automotive manufacturing industry [2]. - The company has a registered capital of 350.39 million RMB [2]. - It has made investments in 2 companies and participated in 8 bidding projects, showcasing its active role in the industry [2]. - The company holds a total of 75 patents and possesses 66 administrative licenses, reflecting its commitment to innovation and compliance [2]. Patent Details - The newly granted patent (CN222977295U) was applied for on September 2024 and focuses on a rolling ramp structure that includes multiple rollers and ramp components [1]. - The design features a unique guiding track with an uphill and downhill segment, allowing for self-locking of the vehicle when the electric brake is applied, eliminating the need for additional parking mechanisms [1].