Patents by Inventor Shunyun Qin

Shunyun Qin 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).

  • Mechanical stretching device of convertible sofa
    Patent number: 9314099
    Abstract: A mechanical stretching device of a convertible sofa includes left components, right components, a switch component, and a locking spring. The left components are fixedly connected to the right components by fixing components. The switch component is mounted on the left components or on the right components. The left components and the right components respectively include a foot plate, a first foot lever, a second foot lever, a third foot lever, a fourth foot lever, a fifth foot lever, a side plate, a rotating shaft transmission member, a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a sixth connecting rod, a back member, a calf plate, a first support member, a second support member, a linkage member, a protective member, a seahorse member, and a bottom foot.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: April 19, 2016
    Assignee: Remacro Machinery & Technology (Wujiang) Co., Ltd.
    Inventors: Xiaowei Huang, Shunyun Qin, Xiaohong Li, Haibo Wang, Guoli Zou
  • MECHANICAL STRETCHING DEVICE OF CONVERTIBLE SOFA
    Publication number: 20150173511
    Abstract: A mechanical stretching device of a convertible sofa includes left components, right components, a switch component, and a locking spring. The left components are fixedly connected to the right components by fixing components. The switch component is mounted on the left components or on the right components. The left components and the right components respectively include a foot plate, a first foot lever, a second foot lever, a third foot lever, a fourth foot lever, a fifth foot lever, a side plate, a rotating shaft transmission member, a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a sixth connecting rod, a back member, a calf plate, a first support member, a second support member, a linkage member, a protective member, a seahorse member, and a bottom foot.
    Type: Application
    Filed: December 13, 2012
    Publication date: June 25, 2015
    Inventors: Xiaowei Huang, Shunyun Qin, Xiaohong Li, Haibo Wang, Guoli Zou