JPS62197U - - Google Patents
Info
- Publication number
- JPS62197U JPS62197U JP9163485U JP9163485U JPS62197U JP S62197 U JPS62197 U JP S62197U JP 9163485 U JP9163485 U JP 9163485U JP 9163485 U JP9163485 U JP 9163485U JP S62197 U JPS62197 U JP S62197U
- Authority
- JP
- Japan
- Prior art keywords
- bead
- boss
- blade
- root portion
- fan
- 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
- 239000011324 bead Substances 0.000 claims description 12
- 238000007688 edging Methods 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims description 2
- 235000007164 Oryza sativa Nutrition 0.000 claims description 2
- 235000013339 cereals Nutrition 0.000 claims description 2
- 235000009566 rice Nutrition 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案に係る送風フアンの一例を示す
正面図、第２図は第１図の―線に沿う拡大断
面図、第３図は同じく第１図の―線に沿う拡
大断面図、第４図は従来に於ける送風フアンの正
面図、第５図は第４図の―線に沿う拡大断面
図、第６図はサイクリツク耐久試験の説明図であ
る。
１０……フアン本体、１１……ボス部、１２…
…ブレード、１２Ａ……ブレード１２の付根部分
、１３……縦ビード、１４……フアン支持用凸部
、１５，１６……前縁及び後縁のビード、１７…
…縁取りビード部、１８……米粒ビード、ｄ……
ビード幅。
FIG. 1 is a front view showing an example of a blower fan according to the present invention, FIG. 2 is an enlarged sectional view taken along the line - in FIG. 1, and FIG. 3 is an enlarged sectional view taken along the line - in FIG. FIG. 4 is a front view of a conventional blower fan, FIG. 5 is an enlarged sectional view taken along the line --- in FIG. 4, and FIG. 6 is an explanatory diagram of a cyclic durability test. 10...Fan body, 11...Boss part, 12...
...Blade, 12A... Root portion of blade 12, 13... Vertical bead, 14... Convex portion for supporting fan, 15, 16... Beads on leading and trailing edges, 17...
...Edging bead part, 18...Rice grain bead, d...
Bead width.
Claims (1)
ス部及びその周縁に付根部分を介して複数のブレ
ードを放射状に突設して成るフアンに於て、上記
ブレードに複数条の縦ビードを形成すると共に該
ブレードの回転方向に対する前縁及び後縁にもビ
ードを夫々形成し、上記各縦ビードのボス部側を
夫々の付根部分を通して上記ボス部に形成したフ
アン支持用凸部の近傍まで延長し、更に相隣接す
るブレードの付根部分の連接角部に設けた縁取り
ビードに米粒ビードを設けると共に、上記ブレー
ドの付根部分に於ける前記のビード幅を上記連接
角部の縁取りビード側へ行くに従い大きくしたこ
とを特徴とする送風フアン。 In a fan comprising a boss integrally formed from a metal plate material by press working and a plurality of blades protruding radially from the periphery of the boss through the root portion, a plurality of vertical beads are formed on the blade and the Beads are also formed on the leading and trailing edges in the direction of rotation of the blade, and the boss portion side of each of the vertical beads is extended through the root portion of each to the vicinity of the fan supporting convex portion formed on the boss portion, and A rice grain bead is provided in the edging bead provided at the connecting corner of the root portion of adjacent blades, and the width of the bead at the root portion of the blade is made larger toward the edging bead side of the connecting corner. A blower fan featuring
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9163485U JPS62197U (en) | 1985-06-18 | 1985-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9163485U JPS62197U (en) | 1985-06-18 | 1985-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62197U true JPS62197U (en) | 1987-01-06 |
Family
ID=30647698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9163485U Pending JPS62197U (en) | 1985-06-18 | 1985-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62197U (en) |
-
1985
- 1985-06-18 JP JP9163485U patent/JPS62197U/ja active Pending