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Class Information
Number: 441/100
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
Description: Device provided with a means which can be mutilated, destroyed, distorted, or dissolved to initiate or terminate flow of the reactants or the evolved gas.










Sub-classes under this class:

Class Number Class Name Patents
441/101 With cutting, punching, or striking means 4


Patents under this class:

Patent Number Title Of Patent Date Issued
5030152 Life saving device Jul. 9, 1991
4857029 Balloon storage and inflation assembly Aug. 15, 1989
4781645 Inflatable bag with inner and intermediate containers and gas generation substances within inner container Nov. 1, 1988
4687451 Automatic actuation device for inflatable life-saving equipment Aug. 18, 1987
4582494 Protected liquid-sensitive actuator for displacement responsive devices Apr. 15, 1986
4563156 Rescue apparatus Jan. 7, 1986











 
 
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