Locking mechanism for weight plate and dumbbell using same

The locking mechanism for dumbbells simplifies weight plate connections and adjustments, addressing the complexity and weight span issues of traditional dumbbells, improving usability for beginners.

EP4599906A1Active Publication Date: 2025-08-13YONGKANG JIEBAO IND & TRADE CO LTD
View PDF 5 Cites 0 Cited by

Patent Information

Application Number
EP2024156506
Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-02-08
Publication Date
2025-08-13
Estimated Expiration
2044-02-08

AI Technical Summary

Technical Problem

Traditional dumbbells have complicated connection structures, large weight spans, and are prone to failure, making them difficult for beginners to use and unfriendly for novice fitness enthusiasts.

Method used

A locking mechanism for weight plates featuring an accommodating disk with a limiting device and limiting disk, including limiting blocks and transmission blocks, which allows for simple, quick connection and adjustment of weight plates through a sliding mechanism.

Benefits of technology

Provides a user-friendly dumbbell design with a simple structure, fewer failures, and easy weight adjustments, enhancing the training experience for novices.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure IMGF0001
    Figure IMGF0001
  • Figure IMGF0002
    Figure IMGF0002
  • Figure IMGF0003
    Figure IMGF0003
Patent Text Reader

Abstract

A dumbbell comprises a dumbbell body and a weight plate set, wherein the weight plate set comprises a weight plate and a locking mechanism; the locking mechanism comprises an accommodating disk, a limiting device and a limiting disk; the limiting device comprises a limiting block and a transmission block; the limiting block has a locking position and a releasing position; a limiting rail groove is arranged on the limiting disk; the limiting rail groove has a locking section and an opening section; a locking notch is also arranged on the accommodating disk; and a locking part is arranged on the weight plate; when in use, the dumbbell body is rotated, and the dumbbell is used for training such as pushing, lifting, lifting and squatting.
Need to check novelty before this filing date? Find Prior Art

Citation Information

Patent Citations

  • Adjustable dumbbell

    US10843027B2

  • Weight Adjustable Dumbbell

    US20220176186A1

  • Weight-adjustable dumbbell and dumbbell assembly

    US20220347512A1

  • Methods and apparatus for adjusting weight resistance to exercise

    US20040072661A1

  • Adjustable dumbbell system having a weight sensor

    WO2015195154A1