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US 2024/0189809 A1Published application
Safety cabinet
AssigneeHitachi Industrial Equipment Systems Co., Ltd.
InventorsTakeshi MATSUMURA, Takeshi KANEKO
Life of this patent
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Abstract
A safety cabinet has an opening portion in the front surface of a work room and a front shutter and supplies clean air to the work room from above. A side slit is provided in the side surface of the work room, air from the provided side slit joins an air flow path suctioned from a front grille of a workbench forming the bottom surface of the work room, and the turbulence of an airstream can be prevented even when a device is installed in the work room.
Claims6
A safety cabinet comprising:
- a work room formed inside a front shutter, the safety cabinet suctioning air in the work room, cleaning the air, supplying the air to the work room in part, and exhausting the air in part;
- a workbench configuring a bottom surface of the work room;
- a lower flow path configured by the workbench and a part of the safety cabinet;
- a side flow path configured by a side surface of the work room and a part of a side surface of the safety cabinet;
- a back flow path configured by a back surface of the work room and a part of a back surface of the safety cabinet;
- a circulation flow path formed by at least the lower flow path, the side flow path, and the back flow path;
- and
- a slit in the side surface of the work room,
- wherein an airstream from the work room is suctioned from side slits, passes through a side chamber, and joins the lower flow path.
6 more elements
Dependencies are inferred from the claim text.