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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-2026077455-A1, on 19 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-2026-000001721

Quick Release Bit Holder

Published
Permanent URL
Classification
Tools & Tooling › Clamping Tools
Inventors
CHEN HO-TIEN
Assignee
CHEN HO TIEN
Original source
US-2026077455-A1, the United States Patent and Trademark Office, 19 March 2026
Document SHA-256
daa930d21f82d3c003e61001cd0bcabc8e89a87cdd280b0b9e99ed1b670bc7bd

Abstract

This invention relates to a quick release bit holder, which includes at least a main body and a sleeve. A first rod provided at the rear end of said main body, a second rod provided at the front end of said main body, and said second rod successively provided with a first outer surrounding, a second outer surrounding and a third outer surrounding from back to front. The outer diameter of said first outer surrounding is larger than the outer diameter of said second outer surrounding, and the outer diameter of said second outer surrounding is larger than the outer diameter of said third outer surrounding. A plurality of ball holes provided around said third outer surrounding, a plurality of balls arranged individually in each ball hole, and a first limit position member provided at the front end of said third outer surrounding. Said sleeve mounted at the front end of said main body, an first inner surrounding provided at the inner rear end of said sleeve, a second inner surrounding provided at the inner front end of said sleeve, and the inner diameter of said first inner surrounding is larger than the inner diameter of said second inner surrounding. A first annular groove provided at said second inner surrounding, an circlip provided in said first annular groove, said circlip clamped the third outer surrounding of said main body and moved thereon.

Publication information

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Citation

OpenTechnical Publication OT-2026-000001721, “Quick Release Bit Holder,” published September 15, 2026 at 19:07:55 UTC, https://opentechnical.org/p/OT-2026-000001721.

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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.