US 12,108,902 B2
Screw assembly for food processor
Donghui Hu, Foshan (CN); Houcai Guo, Foshan (CN); and Jianfei Xu, Foshan (CN)
Assigned to GUANGDONG MIDEA CONSUMER ELECTRIC MANUFACTURING CO., LTD., Foshan (CN)
Filed by GUANGDONG MIDEA CONSUMER ELECTRIC MANUFACTURING CO., LTD., Foshan (CN)
Filed on May 21, 2023, as Appl. No. 18/320,990.
Application 18/320,990 is a continuation of application No. 16/649,118, granted, now 11,690,469, previously published as PCT/CN2018/098553, filed on Aug. 3, 2018.
Claims priority of application No. 201721266292.9 (CN), filed on Sep. 28, 2017; and application No. 201820265922.9 (CN), filed on Feb. 24, 2018.
Prior Publication US 2023/0292948 A1, Sep. 21, 2023
Int. Cl. A47J 19/02 (2006.01); A47J 43/07 (2006.01)
CPC A47J 19/025 (2013.01) [A47J 43/0722 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A screw, comprising:
a screw body including a feeding area for feeding and a crushing area connected to the feeding area;
a first spiral rib extending along a top of the screw body to a bottom of the screw body, wherein the first spiral rib includes a cutting section and a crushing section, the cutting section is extended to a direction from the top of the screw body toward the bottom of the screw body, the crushing section is continuously connected to the cutting section and extended toward the bottom of the screw body;
a cutting surface disposed on the feeding area and extending downward from the top of the screw body; and
a plurality of second spiral ribs disposed on the screw body at intervals along an axial direction of the screw body; wherein
the cutting surface is one continuous surface;
the first spiral rib comprises a blade;
a tip of the blade is disposed at one side of the cutting surface, a top of the cutting surface extends to the tip of the blade; and
the top of the cutting surface intersects with a top surface of the screw body to form a first intersecting edge, the first intersecting edge connects with the tip of the blade to form a convex angle.