Patents by Inventor Yang Wen-Yung

Yang Wen-Yung 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).

  • Patent number: 6471038
    Abstract: Container conveying apparatus including: multiple chain elements each of which is formed with a first receiving space, a second receiving space and a connection section spaced from each other; multiple connecting members each having a pivot end and a fixed end, the pivot end being pivotally disposed in the second receiving space of a forward chain element, while the fixed end is connected with the connecting section of a rearward chain element. The chain elements are serially connected to form an elongated or an endless chain. Multiple holding structures are disposed in the first receiving spaces of the chain elements and are movable along with the chain elements along a rail. Each holding structure includes a clamping pawl and a push rod movable between first and second positions in the extending direction of the claws.
    Type: Grant
    Filed: September 1, 2000
    Date of Patent: October 29, 2002
    Assignee: Chum Power Machinery Corp.
    Inventor: Yang Wen Yung
  • Patent number: 6413034
    Abstract: Distributing/feeding device including: a rotary seat including a rotary disc, each time the rotary disc is driven, the rotary disc rotating by a predetermined angle, several material racks being disposed on predetermined portions of the rotary disc; a feeding mechanism disposed beside the rotary disc, the feeding mechanism including a lifting board and a driving member for driving the lifting board to up and down reciprocally move; and a clamping mechanism disposed above the feeding mechanism, the clamping mechanism including a clamping seat which is swingable within a predetermined range and a material taking member disposed on the clamping seat and up and down reciprocally movable. When the clamping seat is moved to a predetermined position, a predetermined section of the material taking member is just positioned above a material rack for fixedly holding a workpiece placed in the material rack. Numerous work pieces are at the same time placed in the material racks on the rotary seat.
    Type: Grant
    Filed: August 23, 2000
    Date of Patent: July 2, 2002
    Assignee: Chum Power Machinery Corp.
    Inventor: Yang Wen-Yung