Packing pulverizer
OwnerHarold R. Adamsinventor
Life of this patent
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Abstract
A packing pulverizer device for removing packing from cup-shaped packing glands having a valve stem passing therethrough. The pulverizer device is particularly adapted for use in valve stems confined inside yokes where the ends are difficult to obtain access. The device is comprised of a semi-cylindrical housing which can be opened and clamped loosely about the valve stem. The device has comminuting means at the bottom adapted to grind up and comminute old packing within the cup-shaped gland. Spiral flute means are provided on the exterior to remove the comminuted material. The device is provided with a handle for manual rotation and grinding and also a gear train means which can be employed for connection to a prime moving source.
Claims6
A packing pulverizer device for removing packing from cup-shaped packing glands having an axial valve stem, said device comprising a cylindrical housing having a central opening for fitting around said valve stem, said housing having a bottom provided with packing comminuting means, flight means on side walls of said housing for carrying comminuting packing from said packing gland and means for rotating said housing, said housing being comprised of a plurality of members adapted to be removably fitted around said valve stem.
Dependencies are inferred from the claim text.