Sectional hob
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United States of America Patent
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Aug 13, 2019
Grant Date -
Jul 13, 2017
app pub date -
Jun 4, 2015
filing date -
Jun 4, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
This sectional hob is provided with: a cylindrical hob body; a plate-shaped blade having a saw-toothed cutting edge, the blade being disposed in at least one attachment seat formed in an outer peripheral part of the hob body such that a direction of the cutting edge is parallel to a center axis direction of the hob body; and a plurality of wedge members configured to detachably-fix the blade disposed in the attachment seat to the hob body, the wedge members being installed in a recess formed on the outer peripheral part of the hob body, wherein the recess is adjacent to the attachment seat in a circumferential direction of the hob body, and the plurality of the wedge members are disposed in a line in the center axis direction in the recess.
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