Title:
MOVABLE BALL SEAT
Document Type and Number:
WIPO Patent Application WO/2024/082426
Kind Code:
A1
Abstract:
A movable ball seat, comprising an elastic ball (1) and a support frame (2). The support frame (2) comprises a plurality of connecting pipes (201) having bent openings arranged downwards and a plurality of support pipes (203) having bent openings arranged upwards, the planes where the support pipes (203) are located and the planes where the adjacent connecting pipes (201) are located form the same included angle, and the support pipes (203) and the adjacent connecting pipes (201) are connected end to end to form a three-dimensional closed loop; the bottom of each support pipe (203) is provided with a connecting hole (204), the central axis L of the connecting hole (204) inclines from top to bottom towards the direction where the central axis L0 of the elastic ball (1) in the vertical direction is, an included angle between the central axis L of the connecting hole (204) and a straight line Y is a°, and the value range of a is 0.25-5; a sleeve assembly is welded in the connecting hole (204), the outer diameter of the sleeve assembly matches the inner diameter of the connecting hole (204), a through hole is formed on the sleeve assembly, the sleeve assembly is connected to a moving member by means of the through hole, and the through hole, the sleeve assembly and the connecting hole (204) are coaxially arranged.
Inventors:
MEI FANGFENG (CN)
Application Number:
PCT/CN2022/140218
Publication Date:
April 25, 2024
Filing Date:
December 20, 2022
Export Citation:
Assignee:
NANTONG GEMKAL TECH CO LTD (CN)
NANTONG HAWK FITNESS&SPORTS CO LTD (CN)
NANTONG HAWK FITNESS&SPORTS CO LTD (CN)
International Classes:
A63B26/00; A63B67/00; A63B71/00
Attorney, Agent or Firm:
NANTONG SZBX INTELLECTUAL PROPERTY AGENCY (CN)
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