Abstract
An automatic gas (or liquid) stopping valve activated by a falling ball， with which the outlet of a gas (or liquid) container can be automatically or remotely shut down at the beginning of fire， earthquake or other emergency.
| Translated title of the contribution | Ball bead driven automatic gas (liquid) stopping valve |
|---|---|
| Original language | Chinese (Traditional) |
| Patent number | 207229 |
| IPC | F23N 5/24(2006.01) |
| State | Published - 21 06 2004 |
Bibliographical note
公開公告號: 593935.0Announcement ID: 593935.0