Resources Contact Us Home
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
Wild card auto completion
Methods of forming activated carbons
System and method for monitoring network activity
Maesa japonica extracts and methods of use
Information processing apparatus, information processing method, and program
Method and system for Bluetooth low power link layer connection setup
Process for brominating unsaturated organic compounds with removal of quaternary ammonium or quaternary phosphonium monochlorides
  Randomly Featured Patents
Systems and methods for a distributed cache
Using a discretized, higher order representation of hidden dynamic variables for speech recognition
Liquid crystal display with light guide plate and light source disposed above the light guide plate
Backlight device and liquid crystal display
Ultra wide band device for detection and avoidance of ultra wide band signal
Neuromuscular electrode
Method of producing fabric reinforcing matrix for composites
Refrigeration system utilizing incomplete evaporation of refrigerant in evaporator