Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Lifesaving devices










Image Number 7 for United States Patent #5374211.

A lifesaving device is formed of a plurality of gas charge devices, a plurality of cylindrical bodies each of which has one end connected to one of said gas charge devices corresponding thereto and the other end which is closed, each of said cylindrical body having an outer configuration of generally flat plate in deflated condition, and a cylindrical body holding member for holding said cylindrical bodies in the deflated condition to be folded therein or wound-up thereon, wherein said cylindrical bodies are inflated and deployed simultaneously in response to operation of the respective gas charge devices to the extent that a predetermined buoyancy force is obtained.








 
 
  Recently Added Patents
Therapeutic rinse in a self-heating package
Systems and methods for detecting and rejecting defective absorbent articles from a converting line
System and method for providing advice to consumer regarding a payment transaction
Inspection systems and methods for detecting defects on extreme ultraviolet mask blanks
Data feed management
Apparatus and method for transmitting and receiving data streams in wireless system
Recombinant negative strand virus RNA expression systems and vaccines
  Randomly Featured Patents
Method of playing a poker-type game
Sample tube rack
Egg cutter
Memory device having redundant memory cell
Subcode information and block identification system for a disc player
Four valve cylinder head for a four cycle engine
Liquid crystal display with reverse staggered thin film transistors and opposite electrode, and fabrication method thereof
Optical device and optical module
Nitrosated and nitrosylated .alpha.-adrenergic receptor antagonist compounds, compositions and their uses
Generation of sulphur trioxide from oleum