JPH0396115U - - Google Patents
Info
- Publication number
- JPH0396115U JPH0396115U JP446790U JP446790U JPH0396115U JP H0396115 U JPH0396115 U JP H0396115U JP 446790 U JP446790 U JP 446790U JP 446790 U JP446790 U JP 446790U JP H0396115 U JPH0396115 U JP H0396115U
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- degrees
- range
- edge angle
- blade
- 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 2
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Description
第１図は本考案によるホールソーの一実施例を
示す側面図、第２図は当該ホールソーを使用した
穿孔の際に生じる切抜片を示した斜視図である。
１……ホールソー、２……本体、３……シヤン
ク部、４……案内軸、７……刃先、７ａ……尖端
部、８……刃先外周面、９ａ……第１刃先、９ｂ
……第２刃先、１０……切抜片、１０ａ……つば
、１０ｂ……テーパ部、α……第１刃先角、β…
…第２刃先角。
FIG. 1 is a side view showing an embodiment of a hole saw according to the present invention, and FIG. 2 is a perspective view showing cutouts produced when drilling using the hole saw. DESCRIPTION OF SYMBOLS 1... Hole saw, 2... Main body, 3... Shank part, 4... Guide shaft, 7... Cutting edge, 7a... Tip part, 8... Cutting edge outer peripheral surface, 9a... First cutting edge, 9b
...Second cutting edge, 10...Cutout piece, 10a...Brim, 10b...Tapered portion, α...First cutting edge angle, β...
...Second cutting edge angle.
Claims (1)
を穿孔するためのホールソーにおいて、 上記刃先に尖端部の第１の刃先角とこの尖端部
から刃もとに続く部分の第２の刃先角を異ならせ
て設け、上記第１の刃先角を８４度乃至８７度の
範囲にするとともに尖端部の刃幅を０．６mm乃至
２．５mmの範囲とし、上記第２の刃先角を２５度
乃至３５度の範囲としたことを特徴とするホール
ソー。[Scope of Claim for Utility Model Registration] A hole saw having a saw blade-like cutting edge on the circumference and for drilling circular holes in a thin plate material, wherein the cutting edge has a first cutting edge angle of a pointed part and a tip from this pointed part. The second cutting edge angles of the parts following the blade base are set to be different, and the first cutting edge angle is set in the range of 84 degrees to 87 degrees, and the blade width of the tip part is set in the range of 0.6 mm to 2.5 mm. A hole saw characterized in that the second cutting edge angle is in a range of 25 degrees to 35 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP446790U JPH0396115U (en) | 1990-01-22 | 1990-01-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP446790U JPH0396115U (en) | 1990-01-22 | 1990-01-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0396115U true JPH0396115U (en) | 1991-10-01 |
Family
ID=31508210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP446790U Pending JPH0396115U (en) | 1990-01-22 | 1990-01-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0396115U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007009476A (en) * | 2005-06-29 | 2007-01-18 | Fujisash Co | Closing tool of sliding screen stile body in axially rotating sash |
| JP2020062739A (en) * | 2018-10-17 | 2020-04-23 | 鈴木 修 | Deck plate bit |
-
1990
- 1990-01-22 JP JP446790U patent/JPH0396115U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007009476A (en) * | 2005-06-29 | 2007-01-18 | Fujisash Co | Closing tool of sliding screen stile body in axially rotating sash |
| JP4541982B2 (en) * | 2005-06-29 | 2010-09-08 | 不二サッシ株式会社 | Shoji rod closure for shaft sash |
| JP2020062739A (en) * | 2018-10-17 | 2020-04-23 | 鈴木 修 | Deck plate bit |
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