B23G2200/16

THREADED CUTTER FOR THE PRODUCTION OF A THREAD
20200180056 · 2020-06-11 ·

The invention relates to a thread milling cutter for manufacturing an internal thread, wherein the thread milling cutter has at least one section with multiple teeth, wherein a pitch is arranged between every two adjacent teeth, wherein the predominant number of pitches corresponds to a desired pitch and there is at least one pitch that deviates from the desired pitch.

The invention further relates to a method for manufacturing an external thread on a component or an internal thread in a component, wherein, in one step, a thread milling cutter according to the invention is advanced into the wall of the component and in another step, the thread milling cutter is moved along the extent of the wall once and in this way is moved in the axial direction by one lead of a thread turn.

THREAD REPAIR TOOL
20240157456 · 2024-05-16 ·

A thread repair tool for rethreading a blind tapped hole having damaged threads above undamaged threads of the hole, including: a shaft having a plurality of curved surfaces that extend from a top end of the shaft to a bottom end of the shaft, the plurality of curved surfaces being concave with respect to an exterior perimeter of the shaft; and wherein the shaft has a plurality of corner portions, each one of the plurality of corner portions being located in between two of the plurality of curved surfaces, a first pair of the plurality of corner portions extending from the top end to the bottom end, and a second pair of the plurality of corner portions having a threaded area proximate to the bottom end, the first pair of the plurality of corner portions being adjacent to each other and the second pair of the plurality of corner portions being adjacent to each other.

Thread repair tool
12544844 · 2026-02-10 · ·

A thread repair tool for rethreading a blind tapped hole having damaged threads above undamaged threads of the hole, including: a shaft having a plurality of curved surfaces that extend from a top end of the shaft to a bottom end of the shaft, the plurality of curved surfaces being concave with respect to an exterior perimeter of the shaft; and wherein the shaft has a plurality of corner portions, each one of the plurality of corner portions being located in between two of the plurality of curved surfaces, a first pair of the plurality of corner portions extending from the top end to the bottom end, and a second pair of the plurality of corner portions having a threaded area proximate to the bottom end, the first pair of the plurality of corner portions being adjacent to each other and the second pair of the plurality of corner portions being adjacent to each other.