US 12,438,966 B2
Cam assembly having an internal frame and wear resistant
Hansen Zheng, Shenzhen (CN); and Handong Zhang, Shenzhen (CN)
Assigned to Honor Device Co., Ltd., Shenzhen (CN)
Appl. No. 18/246,629
Filed by HONOR DEVICE CO., LTD., Guangdong (CN)
PCT Filed Sep. 14, 2022, PCT No. PCT/CN2022/118808
§ 371(c)(1), (2) Date Mar. 24, 2023,
PCT Pub. No. WO2023/077969, PCT Pub. Date May 11, 2023.
Claims priority of application No. 202111312105.7 (CN), filed on Nov. 8, 2021.
Prior Publication US 2024/0305704 A1, Sep. 12, 2024
Int. Cl. E05D 3/12 (2006.01); F16C 11/04 (2006.01); G06F 1/16 (2006.01); H04M 1/02 (2006.01)
CPC H04M 1/022 (2013.01) [F16C 11/04 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A cam assembly, comprising a cam body and a frame, wherein:
the cam body comprises a first cam and a second cam that are oppositely disposed, and a connection body located between the first cam and the second cam, materials of both the first cam and the second cam comprise a ceramic particle reinforced aluminum matrix composite, both the first and second cam have a plurality of alternating concave portions and convex portions; and
the frame comprises a first fastener and a second fastener that are oppositely disposed, and a connector located between the first fastener and the second fastener, the first fastener is embedded into the first cam, the second fastener is embedded into the second cam, extension directions of the first fastener in the first cam comprise at least an axial direction and a circumferential direction, extension directions of the second fastener in the second cam comprise at least the axial direction and the circumferential direction, and the connector is embedded into the connection body,
wherein the first fastener and the second fastener each comprise a plurality of first fastening bodies and a plurality of second fastening bodies located on the first fastening body, the first fastening bodies extend in the circumferential direction located in the concave portions of the cam body, and the second fastening bodies extend in the axial direction located in the convex portions of the cam body.