Ring installation device

A ring installation device for installing a ring to a part, said ring installation device comprising:

• an inner mandrel which is tapered in order to expand said ring, said inner mandrel being configured to engage said part;
• an outer mandrel which is tubular such that said inner mandrel is received within said outer mandrel and such that said inner mandrel is moveable within said outer mandrel along an axis, said outer mandrel being configured to receive said ring after being expanded by said inner mandrel;
• and
• a ring stripper which is tubular such that said outer mandrel is receive within said ring stripper and such that said outer mandrel is moveable within said inner mandrel along said axis, said ring stripper being configured to strip said ring off of said outer mandrel;
• wherein said inner mandrel is moveable along said axis relative to said outer mandrel and said ring stripper from an inner mandrel first position to an inner mandrel second position when said inner mandrel engages said part and said outer mandrel and said ring stripper are moved toward said part along said axis;
• and
• wherein said outer mandrel is moveable by said inner mandrel along said axis relative to said ring stripper from an outer mandrel first position to an outer mandrel second position when said inner mandrel moves along said axis relative to said ring stripper from said inner mandrel second position to an inner mandrel third position.