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Class Information
Number: 441/101
Name: Buoys, rafts, and aquatic devices > Water rescue or life protecting apparatus > Personal flotation device > With mechanical inflation means > By gas generation from chemical reaction > With soluble or deformable element > With cutting, punching, or striking means
Description: Device provided with a means to bore or cut a hole in a wall of the deformable means, or to impinge against the wall with a view to plastically deforming the wall, to permit mixing of the reactants.

Patents under this class:

Patent Number Title Of Patent Date Issued
6254447 Self-acting flotation device for flotation life preservers Jul. 3, 2001
5988438 Apparatus for rapid inflation of inflatable object and related method Nov. 23, 1999
4943051 Human energy transmission device Jul. 24, 1990
4687451 Automatic actuation device for inflatable life-saving equipment Aug. 18, 1987

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