Resources Contact Us Home
Hodgson; Alistair
Barnsley, GB
No. of patents:

Patent Number Title Of Patent Date Issued
6382877 Method of installing replacement pipe and apparatus therefor May 7, 2002
The invention concerns the replacement of underground pipes (52) wherein a former/cutting blade device (10) is pulled along the line of the existing pipe (52) by a cable fed (30) previously into the existing pipe (52). As the device (10) is so pulled it cuts and spreads the existing pipe
6092553 Method of installing re-placement pipe July 25, 2000
The invention provides that an existing underground pipe (52) is replaced by pulling a cutting device (10) through the existing pipe (52) by means of a strong steel stranded cable, and at the same time pulling the replacement pipe (26) along behind the cutting device (10). The invention,

  Recently Added Patents
Estimating optical characteristics of a camera component using sharpness sweep data
Method and system for streaming digital video content to a client in a digital video network
Steering lock driving circuit and steering lock device
FET device having ultra-low on-resistance and low gate charge
Anti-slip strip for vehicle running boards
High surface area composition for use in the catalytic hydroconversion of a heavy hydrocarbon feedstock, a method making such composition and its use
Methods and systems for time-shifting content
  Randomly Featured Patents
Melt spinning process for producing nylon 66 yarns
Protective sheath for winged needles
Block splitting assembly and method
Method and system for measuring temperatures in combustion chambers
Flow based congestion control
Combustion engine acceleration support using an integrated starter/alternator
Applicator system for dental posts and anchors and use of said applicator system
Device and method for determining the rotational position of a rotor in an electric machine
Process for making a silicone mold and baking a food product therein