UA5649A1 - Roller-cutter of drill bit and device for making it - Google Patents

Roller-cutter of drill bit and device for making it

Info

Publication number
UA5649A1
UA5649A1 UA4671721A UA4671721A UA5649A1 UA 5649 A1 UA5649 A1 UA 5649A1 UA 4671721 A UA4671721 A UA 4671721A UA 4671721 A UA4671721 A UA 4671721A UA 5649 A1 UA5649 A1 UA 5649A1
Authority
UA
Ukraine
Prior art keywords
cutter
drill bit
roller
making
teeth
Prior art date
Application number
UA4671721A
Other languages
Russian (ru)
Ukrainian (uk)
Inventor
Мирослав Осипович Плесканка
Ульян Никифорович Якимчук
Роман Йосипович Гук
Роман Иосифович Гук
Віктор Івановіч Поздняков
Виктор Иванович Поздняков
Original Assignee
Дрогобицький Долотний Завод
Дрогобычский долотный завод
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Дрогобицький Долотний Завод, Дрогобычский долотный завод filed Critical Дрогобицький Долотний Завод
Priority to UA4671721A priority Critical patent/UA5649A1/en
Publication of UA5649A1 publication Critical patent/UA5649A1/en

Links

Landscapes

  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

Roller cutter drill bit has body and milling teeth with side surfaces, cutter edge and sharpening angle placed on main and peripheral teeth. Teeth at all the crowns are arranged with same angle of sharpening and cutter edge parallel to basis of tooth.
UA4671721A 1989-03-31 1989-03-31 Roller-cutter of drill bit and device for making it UA5649A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
UA4671721A UA5649A1 (en) 1989-03-31 1989-03-31 Roller-cutter of drill bit and device for making it

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
UA4671721A UA5649A1 (en) 1989-03-31 1989-03-31 Roller-cutter of drill bit and device for making it

Publications (1)

Publication Number Publication Date
UA5649A1 true UA5649A1 (en) 1994-12-28

Family

ID=74493331

Family Applications (1)

Application Number Title Priority Date Filing Date
UA4671721A UA5649A1 (en) 1989-03-31 1989-03-31 Roller-cutter of drill bit and device for making it

Country Status (1)

Country Link
UA (1) UA5649A1 (en)

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