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










Image Number 3 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
Opioid-ketamine and norketamine codrug combinations for pain management
Peered proctoring
Pyridylphenyl compounds for inflammation and immune-related uses
LED package with top and bottom electrodes
Methods and systems for time-shifting content
Load balancing in shortest-path-bridging networks
Verifiable service policy implementation for intermediate networking devices
  Randomly Featured Patents
Remote probing apparatus and method
Process and apparatus for the production of oxygen under pressure
Microtome disposable blade apparatus
Tracking servo system
Asymmetric operation method of non-volatile memory structure
Seat back automatic height adjustor and recliner mechanism
Apparatus for thermal deburring of parts
Knife sharpening machine with an abrasive belt
Poly-etching method for split gate flash memory cell
Computer housing