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
Mobile communication apparatus
Termite tubing preventative for non-wood materials
Flat panel display device and stereoscopic display device
Inspection tool for top guides of a boiling water reactor
Semiconductor device including a clock generating circuit for generating an internal signal having a coarse delay line, a fine delay line and a selector circuit
Integrated circuit packaging system with laser hole and method of manufacture thereof
Discovery, analysis, and visualization of dependencies
  Randomly Featured Patents
Starter with planet gear speed reducer
Flash memory device used as a boot-up memory in a computer system
Activation of latent transforming growth factor .beta. by matrix vesicles
Safety helmet
Using federated mote-associated logs
Memory device and method having banks of different sizes
Continuously variable resolution laser printer
Non-stop toll collection system and method
Method and materials for determining particle count in a flow cytometer
Shirt