Drilling tool

Details Drilling tool Drilling tool

1998-09-14

2000-09-12

Bishop, Steven C.

Cutting by use of rotating axially moving tool

Tool or tool with support

Having axial, core-receiving central portion

175381, 175385, 175405, 408206, 408224, 408226, B23B 5104, B23B 5100

Patent

active

061168270

ABSTRACT:
A drilling tool, in particular for rotary percussion drilling preferably of rock, is proposed, with a drill body preferably equipped with cutting tips toward the drilling side and with an axially arranged bore for receiving an exchangeable center drill. In order to carry out easy mounting and demounting of the center drill, the drilling tool is designed in two parts, the center drill being capable of being introduced into the drilling tool on the clamping side.

REFERENCES:
patent: 1746455 (1930-02-01), Woodruff et al.
patent: 3647310 (1972-03-01), Morse
patent: 3690390 (1972-09-01), Chromy
patent: 4002214 (1977-01-01), Schaumann
patent: 5171111 (1992-12-01), Kishimoto
patent: 5775445 (1998-07-01), Kleine
patent: 5788430 (1998-08-01), Meyen et al.

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