JPH03103174U - - Google Patents
Info
- Publication number
- JPH03103174U JPH03103174U JP1220290U JP1220290U JPH03103174U JP H03103174 U JPH03103174 U JP H03103174U JP 1220290 U JP1220290 U JP 1220290U JP 1220290 U JP1220290 U JP 1220290U JP H03103174 U JPH03103174 U JP H03103174U
- Authority
- JP
- Japan
- Prior art keywords
- chisel
- flange
- pile
- breaker according
- holder
- 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.)
- Granted
Links
- 230000002093 peripheral effect Effects 0.000 claims 2
- 230000007423 decrease Effects 0.000 claims 1
Description
第１図は本考案の１実施例を示す縦断面図、第
２図はリング状部材とチゼル杭部との関係を示す
説明図、第３図はチゼルを装着したブレーカの外
観図である。
２……ホルダ、３……チゼル、４……尾部、５
……杭部、５ａ……大径部、６……作業部、７…
…保持筒、１１……保持カラー、１１ａ……鍔、
１４……フランジ、１５……リング状部材、１６
……テーパ面。
FIG. 1 is a longitudinal sectional view showing one embodiment of the present invention, FIG. 2 is an explanatory view showing the relationship between the ring-shaped member and the chisel pile, and FIG. 3 is an external view of the breaker equipped with the chisel. 2...Holder, 3...Chisel, 4...Tail, 5
...Pile part, 5a...Large diameter part, 6...Working part, 7...
... Holding tube, 11... Holding collar, 11a... Tsuba,
14...Flange, 15...Ring-shaped member, 16
...Tapered surface.
Claims (1)
り突出する杭部５と、杭部５先端の作業部６とを
備えたチゼル３において、前記ホルダ２の先端近
傍部に位置して、杭部５の外周にフランジ１４を
設けて成ることを特徴とするブレーカ用チゼル。 ２ 前記フランジ１４がリング状部材１５から構
成され、該リング状部材１５を杭部５に外挿せし
めて成ることを特徴とする実用新案登録請求の範
囲第１項に記載のブレーカ用チゼル。 ３ 前記フランジ１４を構成するリング状部材１
５の内周部が、杭部５の尾端方向から先端方向に
向かい漸次径小となるテーパ面１６を形成し、該
テーパ面１６に杭部５の外周面を嵌着して成るこ
とを特徴とする実用新案登録請求の範囲第２項に
記載のブレーカ用チゼル。 ４ 前記フランジ１４とホルダ２先端との間に空
隙Ｓを設けて成ることを特徴とする実用新案登録
請求の範囲第１項、第２項又は第３項に記載のブ
レーカ用チゼル。 ５ 前記フランジ１４が杭部５に対して着脱自在
であることを特徴とする実用新案登録請求の範囲
第１項、第２項、第３項又は第４項に記載のブレ
ーカ用チゼル。[Claims for Utility Model Registration] 1. A chisel 3 having a tail portion 4 inserted into the holder 2, a stake portion 5 protruding from the holder 2, and a working portion 6 at the tip of the stake portion 5. A chisel for a breaker, characterized in that a flange 14 is provided on the outer periphery of the pile part 5, located near the tip. 2. The chisel for a breaker according to claim 1, wherein the flange 14 is constituted by a ring-shaped member 15, and the ring-shaped member 15 is fitted onto the pile portion 5. 3 Ring-shaped member 1 constituting the flange 14
The inner peripheral part of the pile part 5 forms a tapered surface 16 whose diameter gradually decreases from the tail end direction to the distal end direction, and the outer peripheral surface of the pile part 5 is fitted into the tapered surface 16. A chisel for a breaker according to claim 2 of the utility model registration claim. 4. A chisel for a breaker according to claim 1, 2 or 3, characterized in that a gap S is provided between the flange 14 and the tip of the holder 2. 5. The chisel for a breaker according to claim 1, 2, 3, or 4, wherein the flange 14 is detachable from the pile portion 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990012202U JPH078143Y2 (en) | 1990-02-08 | 1990-02-08 | Breaker chisel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990012202U JPH078143Y2 (en) | 1990-02-08 | 1990-02-08 | Breaker chisel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03103174U true JPH03103174U (en) | 1991-10-25 |
| JPH078143Y2 JPH078143Y2 (en) | 1995-03-01 |
Family
ID=31515690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990012202U Expired - Lifetime JPH078143Y2 (en) | 1990-02-08 | 1990-02-08 | Breaker chisel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH078143Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010029954A (en) * | 2008-07-25 | 2010-02-12 | Yamashita Kogyo Kenkyusho:Kk | Bit adapter for hammer drill |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5051279U (en) * | 1973-08-22 | 1975-05-19 |
-
1990
- 1990-02-08 JP JP1990012202U patent/JPH078143Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5051279U (en) * | 1973-08-22 | 1975-05-19 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010029954A (en) * | 2008-07-25 | 2010-02-12 | Yamashita Kogyo Kenkyusho:Kk | Bit adapter for hammer drill |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH078143Y2 (en) | 1995-03-01 |