Helmet with lock (for bicycles)
A loop and keyhole mechanism integrate the helmet and handlebar, enhancing anti-theft security by visually indicating secure attachment, thus deterring theft attempts.
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- 篠田 章子
- Filing Date
- 2024-12-02
- Publication Date
- 2026-06-12
AI Technical Summary
Existing helmets and bicycle handlebars lack effective anti-theft mechanisms, making them susceptible to easy theft.
A loop is integrated into the helmet and handlebar design, allowing for secure attachment through a keyhole mechanism, preventing easy detachment.
The design deters theft attempts by making it visually apparent that the helmet and handlebar are securely attached, reducing the likelihood of unauthorized removal.
Smart Images

Figure 2026096133000001_ABST
Abstract
Description
【Technical Field】 【0001】 The present invention is an item suitable for anti-theft laws 【Background Art】 【0002】 Only the string attached to the helmet can be easily cut. Countermeasures 【Summary of the Invention】 【Problems to be Solved by the Invention】 【0003】 The helmet and the handlebar of the bicycle cannot be easily stolen if attacked. 【Effects of the Invention】 【0004】 Just by seeing a loop being struck, the intention to steal should not arise. 【Brief Description of the Drawings】 【0005】 [Figure 1] Make a hole large enough for a loop to fit under the back of the helmet. [Figure 2] The hole in the helmet and the handlebar of the bicycle can be struck with a loop. 【Explanation of Reference Numerals】 【0006】 1. Helmet 2. Loop 3. Keyhole 4. Key 5. Handlebar 6. Front basket
Claims
[Claim 1] This device involves drilling a hole in a bicycle helmet and attaching a lockable loop to the handlebars.