JPH0160813U - - Google Patents
Info
- Publication number
- JPH0160813U JPH0160813U JP15488087U JP15488087U JPH0160813U JP H0160813 U JPH0160813 U JP H0160813U JP 15488087 U JP15488087 U JP 15488087U JP 15488087 U JP15488087 U JP 15488087U JP H0160813 U JPH0160813 U JP H0160813U
- Authority
- JP
- Japan
- Prior art keywords
- female thread
- hooks
- shaped member
- screwed
- tube
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 238000005553 drilling Methods 0.000 claims description 3
Landscapes
- Drilling And Boring (AREA)
Description
第１図は本考案の一実施例を示す縦断面図、第
２図は本考案のドリルの別の実施例を示す断面図
、第３図は本考案の第２の実施例を示す一部断面
側面図、第４図、第５図はそれぞれ従来例を示す
正面図と側面図である。
１……管、２０……上型クランプ、２２……フ
ツク、２３……めねじ、３０……締結ボルト、３
１……当て金、６０……ドリル、６１……おねじ
、６２……刃先、６３……スリーブ、６４……穿
孔部、７０……Ｕ字状部材、７１……係止穴、７
２……めねじ。
Fig. 1 is a longitudinal cross-sectional view showing one embodiment of the present invention, Fig. 2 is a cross-sectional view showing another embodiment of the drill of the present invention, and Fig. 3 is a portion showing a second embodiment of the present invention. The sectional side view, FIG. 4, and FIG. 5 are a front view and a side view, respectively, showing a conventional example. 1...Pipe, 20...Upper clamp, 22...Hook, 23...Female thread, 30...Tightening bolt, 3
1...Batch, 60...Drill, 61...Male thread, 62...Blade tip, 63...Sleeve, 64...Drilling part, 70...U-shaped member, 71...Lock hole, 7
2...Female thread.
Claims (1)
にめねじを設け左右側面にはフツクを設けた上型
クランプと、左右上端に前記フツクに係止する係
止部を有し底部にはめねじを設けて前記管の周囲
に装着するＵ字状部材と、該Ｕ字状部材底部のめ
ねじに螺合して前記管の下面を押圧する締結ボル
トと、外周に前記上型クランプのめねじに螺合す
るおねじを形成したドリルとからなる穿孔機。 (2) 実用新案登録請求の範囲第１項記載におい
て、前記上型クランプは左右側面の前後に前記フ
ツクを有し、前記Ｕ字状部材は左右上端の前後に
前記係止部を有し且つ底部には前後に一対のめね
じを有し、前記締結ボルトは一対の締結ボルトよ
りなることを特徴とする穿孔機。[Scope of Claim for Utility Model Registration] (1) An upper type clamp whose lower surface spans the upper surface of the pipe to be drilled and has a female thread on the inner surface and hooks on the left and right sides, and locks that engage the hooks at the upper left and right ends. a U-shaped member having a stop and a female thread at the bottom and attached around the tube; a fastening bolt that is screwed into the female thread at the bottom of the U-shaped member and presses the lower surface of the tube; A drilling machine comprising a drill having a male thread formed on the outer periphery to be screwed into the female thread of the upper mold clamp. (2) Utility Model Registration Claims Claim 1, wherein the upper mold clamp has the hooks on the front and rear sides of the left and right sides, and the U-shaped member has the locking parts on the front and rear of the left and right upper ends, and A drilling machine characterized in that the bottom part has a pair of female threads at the front and rear, and the fastening bolt is composed of a pair of fastening bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15488087U JPH0160813U (en) | 1987-10-09 | 1987-10-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15488087U JPH0160813U (en) | 1987-10-09 | 1987-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0160813U true JPH0160813U (en) | 1989-04-18 |
Family
ID=31432004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15488087U Pending JPH0160813U (en) | 1987-10-09 | 1987-10-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0160813U (en) |
-
1987
- 1987-10-09 JP JP15488087U patent/JPH0160813U/ja active Pending
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