Patents by Inventor Yafu Zhu

Yafu Zhu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Steering arm assembly, steering mechanism and multi-axle steering wheel type heavy duty vehicle
    Patent number: 10583860
    Abstract: A steering arm assembly includes a steering arm body, a first rotary connecting part and a second rotary connecting part. A first end and a second end of the steering arm body are fixedly connected with a first rocker arm and a second rocker arm, respectively. The first rotary connecting part and the second rotary connecting part are respectively connected with the first end and the second end of the steering arm body, and the steering arm body is configured to rotate relative to the first rotary connecting part and the second rotary connecting part. The steering arm body is able to be detachably located on a mounting bracket through the first rotary connecting part and the second rotary connecting part; and the first rotary connecting part and the second rotary connecting part respectively include a first shaft housing and a second shaft housing, which are engaged with a first mounting plate and a second mounting plate respectively.
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: March 10, 2020
    Assignee: Xuzhou Heavy Machinery Co., Ltd.
    Inventors: Zenghai Shan, Honggang Ding, Yafu Zhu, Zhifang Wang, Yunwang Ma, Li Li
  • STEERING ARM ASSEMBLY, STEERING MECHANISM AND MULTI-AXLE STEERING WHEEL TYPE HEAVY DUTY VEHICLE
    Publication number: 20170341682
    Abstract: A steering arm assembly includes a steering arm body, a first rotary connecting part and a second rotary connecting part. A first end and a second end of the steering arm body are fixedly connected with a first rocker arm and a second rocker arm, respectively. The first rotary connecting part and the second rotary connecting part are respectively connected with the first end and the second end of the steering arm body, and the steering arm body is configured to rotate relative to the first rotary connecting part and the second rotary connecting part. The steering arm body is able to be detachably located on a mounting bracket through the first rotary connecting part and the second rotary connecting part; and the first rotary connecting part and the second rotary connecting part respectively include a first shaft housing and a second shaft housing, which are engaged with a first mounting plate and a second mounting plate respectively.
    Type: Application
    Filed: October 21, 2015
    Publication date: November 30, 2017
    Inventors: Zenghai Shan, Honggang Ding, Yafu Zhu, Zhifang Wang, Yunwang Ma, Li Li