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US 5,209,617 AGranted
Deburring tool
OwnerHeinrich Heuleinventor
Life of this patent
Estimating the term…
Abstract
Described is a deburring tool with a knife housing extended downward and with a smaller diameter making it possible to debur even smaller bores on the front and rear.
Claims5
A deburring tool comprising:
- an elongated housing having an upper end portion and a lower end portion of diameter less than said upper end portion;
- the housing having an axial through bore and a transverse guide slot in the lower end portion of the housing;
- a pair of cutter members slidably supported in said guide slot for movement between a retracted position and an extended position projecting radially outwardly from said housing, each cutter member having an upwardly directed recess;
- an elongated intermediate member rotatably mounted in said axial bore, said intermediate member having spaced upper and lower portions rotatably supported in said bore and a reduced diameter portion extending between said upper and lower portions;
- torsion spring means in the upper portion of said housing for engagement with the upper end portion of said intermediate member;
- and
- said lower portion having pins projecting form its lower end for engagement in respective recesses in said cutter members,
- whereby said cutter members are moved inwardly and outwardly by rotation of said intermediate member in opposite directions.
5 more elements
Dependencies are inferred from the claim text.