JPH023310U - - Google Patents
Info
- Publication number
- JPH023310U JPH023310U JP7868888U JP7868888U JPH023310U JP H023310 U JPH023310 U JP H023310U JP 7868888 U JP7868888 U JP 7868888U JP 7868888 U JP7868888 U JP 7868888U JP H023310 U JPH023310 U JP H023310U
- Authority
- JP
- Japan
- Prior art keywords
- main body
- device main
- sliding member
- slidable
- punching device
- 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 7
- 238000004080 punching Methods 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
Landscapes
- Drilling And Boring (AREA)
Description
第１図は本考案の穿孔装置の実施例を示す中央
縦断面図である。第２図乃至第４図は前記実施例
の穿孔装置の使用状態を示す中央縦断面図である
。第５図は、従来のホールソーによる穿孔状態を
示す中央縦断面図である。
Ａ……穿孔装置、８……穿孔装置本体、９……
摺動部材、１５……支持部材、１９……ピストン
部材、２１……モーター、２８……回転穿孔具。
FIG. 1 is a central longitudinal sectional view showing an embodiment of the punching device of the present invention. FIGS. 2 to 4 are central vertical cross-sectional views showing how the perforating device of the embodiment is used. FIG. 5 is a central vertical cross-sectional view showing a state of drilling with a conventional hole saw. A...Drilling device, 8...Drilling device body, 9...
Sliding member, 15... Support member, 19... Piston member, 21... Motor, 28... Rotating drilling tool.
Claims (1)
動可能の摺動部材９を気密に嵌合し、その穿孔装
置本体８と摺動部材９との外周に摺動部材９の摺
動により拡縮する支持手段１５を取付け、前記穿
孔装置本体８内には軸方向に摺動自在のピストン
部材１９を嵌合し、該ピストン部材１９にモータ
ー２１を止着すると共に該モーター２１により駆
動される回転穿孔具２８を前記穿孔装置本体８の
先端部に設け、前記穿孔装置本体８と前記摺動部
材９との間に加えられる流体圧力により、支持手
段１５を拡開せしめると共にピストン部材１９を
前方に摺動せしめるように構成したことを特徴と
する、管路分岐部の内張り材穿孔装置。 A sliding member 9 that is slidable in the axial direction is airtightly fitted to the rear part of the cylindrical punching device main body 8, and the sliding member 9 is slidable on the outer periphery of the punching device main body 8 and the sliding member 9. A supporting means 15 that expands and contracts is attached, and a piston member 19 that is slidable in the axial direction is fitted into the punching device main body 8. A motor 21 is fixed to the piston member 19 and is driven by the motor 21. A rotary drilling tool 28 is provided at the tip of the drilling device main body 8, and fluid pressure applied between the drilling device main body 8 and the sliding member 9 causes the support means 15 to expand and the piston member 19 to move. A device for perforating a lining material for a pipe branch, characterized in that it is configured to slide forward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7868888U JPH023310U (en) | 1988-06-14 | 1988-06-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7868888U JPH023310U (en) | 1988-06-14 | 1988-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH023310U true JPH023310U (en) | 1990-01-10 |
Family
ID=31303594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7868888U Pending JPH023310U (en) | 1988-06-14 | 1988-06-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH023310U (en) |
-
1988
- 1988-06-14 JP JP7868888U patent/JPH023310U/ja active Pending
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