RU98111035A - TAP - Google Patents

TAP

Info

Publication number
RU98111035A
RU98111035A RU98111035/02A RU98111035A RU98111035A RU 98111035 A RU98111035 A RU 98111035A RU 98111035/02 A RU98111035/02 A RU 98111035/02A RU 98111035 A RU98111035 A RU 98111035A RU 98111035 A RU98111035 A RU 98111035A
Authority
RU
Russia
Prior art keywords
teeth
profile
sides
calibrating
threaded profile
Prior art date
Application number
RU98111035/02A
Other languages
Russian (ru)
Other versions
RU2151673C1 (en
Inventor
С.С. Спецаков
С.М. Колосков
Original Assignee
Научно-внедренческая фирма "Инструмент"
Filing date
Publication date
Application filed by Научно-внедренческая фирма "Инструмент" filed Critical Научно-внедренческая фирма "Инструмент"
Priority to RU98111035A priority Critical patent/RU2151673C1/en
Priority claimed from RU98111035A external-priority patent/RU2151673C1/en
Publication of RU98111035A publication Critical patent/RU98111035A/en
Application granted granted Critical
Publication of RU2151673C1 publication Critical patent/RU2151673C1/en

Links

Claims (1)

Метчик, содержащий заборную часть и калибрующую часть с уменьшенной длиной резьбового профиля, отличающийся тем, что уменьшение длины резьбового профиля произведено путем занижения боковых сторон профиля зубьев калибрующей части с шагом занижения равным шагу резьбы, при этом часть боковых сторон резьбового профиля зубьев калибрующей части со стороны хвостовика у основания зубьев незанижена, а у вершин зубьев калибрующей части оставлены незаниженными участки с обеих сторон резьбового профиля зубьев, кроме того, по меньшей мере один зуб калибрующей части оставлен с полным резьбовым профилем.A tap containing a sampling part and a calibrating part with a reduced length of the threaded profile, characterized in that the reduced length of the threaded profile is made by lowering the sides of the teeth profile of the calibrating part with an understating step equal to the thread pitch, while part of the sides of the threaded profile of the teeth of the calibrating part from the side the shank at the base of the teeth is underestimated, and at the tops of the teeth of the calibrating part, sections on both sides of the threaded profile of the teeth are underestimated, in addition, at least one gauge portion by a full thread profile.
RU98111035A 1998-06-09 1998-06-09 Screw tap RU2151673C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU98111035A RU2151673C1 (en) 1998-06-09 1998-06-09 Screw tap

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU98111035A RU2151673C1 (en) 1998-06-09 1998-06-09 Screw tap

Publications (2)

Publication Number Publication Date
RU98111035A true RU98111035A (en) 2000-04-27
RU2151673C1 RU2151673C1 (en) 2000-06-27

Family

ID=20207082

Family Applications (1)

Application Number Title Priority Date Filing Date
RU98111035A RU2151673C1 (en) 1998-06-09 1998-06-09 Screw tap

Country Status (1)

Country Link
RU (1) RU2151673C1 (en)

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