Resources Contact Us Home
Shot pattern controlling device

Image Number 4 for United States Patent #4635555.

An improved shot compressor for use in a shotgun cartridge containing shot. The improved compressor has a plurality of equally spaced fins disposed around and integral with a centrally disposed collapsing means for controlling the pattern of opening shot as it leaves the barrel of a shotgun upon firing.

  Recently Added Patents
Microfluidic system incorporating a metal impregnated nanoporous material in a microfluidic pathway thereof
Identification of electrical grid phase information for end-points in a grid network
Group greeting card
Semiconductor device manufacturing method and device for same
Implantable medical devices including elongated conductor bodies that facilitate device and lead configuration variants
Acoustic reconfiguration devices and methods
Haworthia plant named `AMSTERDAM`
  Randomly Featured Patents
Semiconductor memory device having extended margin in latching input signal
Primary gas furnace control
Automatic film processor for self-developing peel-apart film
Support structure for plural cell electrolyzer
Information processing apparatus having a virtual file folder structure converter and method therefor
Silicon microphone with integrated back side cavity
Water developable diazonium and mineral acid containing recording material for producing water-free offset printing plates
Multicell configuration for lithium cells or the like
Prefetch command control method, prefetch command control apparatus and cache memory control apparatus
Home parenteral nutrition trainer