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This is a record of a document published elsewhere, first published by the United States Patent and Trademark Office, as US-12583082-B2, on 24 March 2026. OpenTechnical did not first disclose it. The identifier, hashes and timestamps below record what this library served and when, not when the material became public. View the original.

OT-2026-000001607

Engaging structure for hand tool

Published
Permanent URL
Classification
Tools & Tooling › Clamping Tools
Inventors
LEE TSAN-CHANG
Assignee
LEE TSAN CHANG
Original source
US-12583082-B2, the United States Patent and Trademark Office, 24 March 2026
Document SHA-256
c8b6ac464d7d54994dcaeec1f657eb399fcae11dc62a5082638aeae87dd225c5

Abstract

An engaging structure for a hand tool includes a main body. The main body has a mounting element. The mounting element includes multiple first recessed portions, multiple second recessed portions, and multiple locking sides. Each of the first recessed portions is provided with multiple grooves. Each of the first recessed portions is provided with at least three grooves. Each of the second recessed portions is provided with a first curved face. Each of the locking sides is arranged between two of the second recessed portions. Each of the first recessed portions is formed on one of the locking sides. The locking sides construct a first hexagon. The first hexagon has a center provided with a central axis. The first hexagon has six side faces. Each of the six side faces coincide with each of the locking sides.

Publication information

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Citation

OpenTechnical Publication OT-2026-000001607, “Engaging structure for hand tool,” published September 15, 2026 at 19:06:58 UTC, https://opentechnical.org/p/OT-2026-000001607.

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Terms

This record reproduces a document published elsewhere and is provided for reference and study. Rights in the original remain with its owner. See the publication policy.