Patents Assigned to CHANG YANG MATERIAL CORP.
  • Patent number: 11911986
    Abstract: A variable pressure injection mold, an injected shoe material, and a method for manufacturing the same are provided. The variable pressure injection mold for plastic injection molding includes a mold body and a variable pressure air discharge layer. The mold body has a foam molding space. The variable pressure air discharge layer is arranged on the mold body and is correspondingly exposed to the foam molding space. A plurality of variable pressure pores are provided in the variable pressure air discharge layer and the variable pressure pores connect the foam molding space.
    Type: Grant
    Filed: March 2, 2018
    Date of Patent: February 27, 2024
    Assignee: CHANG YANG MATERIAL CORP.
    Inventor: Kuo-An Wang
  • Patent number: 11399506
    Abstract: A pet feeding device includes an accommodating body, a cover, a pivoting assembly and a counterweight. The accommodating body has an accommodating space. The cover is pivotally connected to the accommodating body and to close or open the accommodating space. The pivoting assembly is connected to the accommodating body and the cover and for pivotally connecting the cover on the accommodating body. The counterweight is separately connected to the accommodating body and includes a swinging end and a positioning end. The swinging end has a curved surface and is disposed on one end of the counterweight. The positioning end is disposed on the other end of the counterweight. When the swinging end of the counterweight contacts a ground, the pet feeding device is in a rolling state, and when the positioning end of the counterweight contacts the ground, the pet feeding device is in a positioning state.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: August 2, 2022
    Assignee: CHANG YANG MATERIAL CORP.
    Inventors: Ming-Hua Huang, Lung-Hsun Song, Dong-Jhou Lee, Kuan-Ting Chen, Chia-Hui Chen
  • Patent number: 11375832
    Abstract: According to an example of the present disclosure, a learning tableware set includes a bowl and a spoon used in cooperation with the bowl. The bowl includes a bowl bottom and a curved bowl wall. The bowl bottom includes a peripheral recessed portion on one side of the bowl bottom. One side of the curved bowl wall is annularly connected to an edge of the side of the bowl bottom, and the other side of the curved bowl wall, which is not connected to the bowl bottom, includes a protruding edge extending toward a central axis of the bowl bottom. The spoon includes a holding portion and a scooping portion connected to the holding portion, and a curve of one end of the scooping portion away from the holding portion matches a curve of the peripheral recessed portion.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: July 5, 2022
    Assignee: CHANG YANG MATERIAL CORP.
    Inventors: Ming-Hua Huang, Lung-Hsun Song, Cheng-Hsin Chen, Lin-Chun Sun, Jian-Syun Lu