Core drill bit with dynamic cooling fluid flow control means

Details Core drill bit with dynamic cooling fluid flow control means Core drill bit with dynamic cooling fluid flow control means

1985-05-09

1986-09-09

Yost, Frank T.

Cutting by use of rotating axially moving tool

With means to apply transient, fluent medium to work or product

Including tool with duct

51209R, 125 20, 175393, 408 68, 408145, 408206, 408703, B23B 5104, B23B 5106

Patent

active

046105794

ABSTRACT:
A bit for a core drill of the type for drilling a chamfered hole in an article has a dynamic cooling fluid flow directing element for cooling the bit and article surfaces during drilling and chamfering of the article.

REFERENCES:
patent: 2569854 (1951-10-01), Hatcher
patent: 3802520 (1974-04-01), Whitman
patent: 4129401 (1978-12-01), Berthier
patent: 4551045 (1985-11-01), Bossler

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