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Safety device

[Category : - HEALTH]
[Viewed 1281 times]

A safety device comprises a heat conductive outer casing 100 for contacting a body of water (e.g. in a bathtub), a valve 105 comprising a piston 107 and return spring 116, and a substantially airtight capillary tube 115 having a first end 104 connected to the outer casing and a second end 110 connected to the valve. When the water temperature exceeds a predetermined value, a pressurized gas 111 in the tube 115 expands to push piston 107 and stopper 108 into water supply pipe 104 to close off the water supply.

Patent publications:

 GB 2483508
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Viewed: 1281 times

Seller:

colinp (United Kingdom)

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