SU77176A1 - Electric drill with carborundum core drill bit - Google Patents
Electric drill with carborundum core drill bitInfo
- Publication number
- SU77176A1 SU77176A1 SU386600A SU386600A SU77176A1 SU 77176 A1 SU77176 A1 SU 77176A1 SU 386600 A SU386600 A SU 386600A SU 386600 A SU386600 A SU 386600A SU 77176 A1 SU77176 A1 SU 77176A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- drill
- carborundum
- electric
- drill bit
- electric drill
- Prior art date
Links
Landscapes
- Magnetic Heads (AREA)
Description
Предлагаетс электробур, снабженный карборундовой коронкой, предназначенной дл колонкового бурени .An electric drill equipped with a carborundum crown for core drilling is offered.
Отличительной особенностью онисываемого изобретени вл етс то, что карборундова коронка вынолнена в виде целого карборундового цилиндрика, установленного в разрезной онравке, ст гиваемой гайкой.A distinctive feature of the inventive invention is that the carborundum crown is made as a whole carborundum cylinder, installed in a split cage, which is fastened with a nut.
На чертеже изображена карборундова коронка.The drawing shows a carborundum crown.
Коронка имеет цилиндрик Л вставленный в обойму 2, снабженную в месте расположени цилиндрика продольными прорезами. Дл закреплени цилиндрика в обойме применена гайка 3, ст гивающа обойму , благодар наличию продольных прорезов. Обойма ввинчиваетс в шпиндель электробура.The crown has a cylinder L inserted into the holder 2, provided with longitudinal slits in the location of the cylinder. For fastening the cylinder in the cage, a nut 3 was used, tightening the cage, due to the presence of longitudinal slits. The yoke is screwed into the spindle of the electric drill.
Предмет изобретени Subject invention
Электробур с карборундовой коронкой дл колонкового бурени , отличающийс тем, что карборунд выполнен в виде цилиндрика, установленного в разрезной оправе, ст гиваемой гайкой.An electric drill with a carborundum crown for core drilling, characterized in that the carborundum is made in the form of a cylinder mounted in a split frame, which is fastened by a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU386600A SU77176A1 (en) | 1948-10-28 | 1948-10-28 | Electric drill with carborundum core drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU386600A SU77176A1 (en) | 1948-10-28 | 1948-10-28 | Electric drill with carborundum core drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU77176A1 true SU77176A1 (en) | 1975-07-15 |
Family
ID=20436561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU386600A SU77176A1 (en) | 1948-10-28 | 1948-10-28 | Electric drill with carborundum core drill bit |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU77176A1 (en) |
-
1948
- 1948-10-28 SU SU386600A patent/SU77176A1/en active
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