JPS62171696U - - Google Patents
Info
- Publication number
- JPS62171696U JPS62171696U JP6131586U JP6131586U JPS62171696U JP S62171696 U JPS62171696 U JP S62171696U JP 6131586 U JP6131586 U JP 6131586U JP 6131586 U JP6131586 U JP 6131586U JP S62171696 U JPS62171696 U JP S62171696U
- Authority
- JP
- Japan
- Prior art keywords
- blade
- fitting part
- protrusion
- impeller
- boss
- 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
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図はこの考案の一実施例による羽根車の正
面図、第２図は第１図―線による断面図、第
３図は従来の羽根車の正面図、第４図はその側面
図である。
１は羽根、３はボス、７は第１の嵌合部、８は
内径、９は段部、１０は第２の嵌合部、１１は突
起部、１２は切欠部。なお、図中同一符号は同一
又は相当部分を示す。
Figure 1 is a front view of an impeller according to an embodiment of this invention, Figure 2 is a sectional view taken along the line of Figure 1, Figure 3 is a front view of a conventional impeller, and Figure 4 is a side view thereof. be. 1 is a blade, 3 is a boss, 7 is a first fitting part, 8 is an inner diameter, 9 is a step part, 10 is a second fitting part, 11 is a projection part, and 12 is a notch part. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
部材で固着して設けた羽根車において、上記羽根
とボスの中心部近傍に相互の同心位置を決める第
１の嵌合部を設け、この第１の嵌合部より外径方
向の所定位置に周方向の位置を決める第２の嵌合
部となる一対の突起部と切欠部を夫々設けたこと
を特徴とする羽根車。 (2) 突起部は羽根に設けられ、この突起部外径
は切欠部挿入縁で削られて嵌合してなる実用新案
登録請求の範囲第(1)項記載の羽根車。[Scope of Claim for Utility Model Registration] (1) In an impeller in which a blade made of plastic material is fixed to a boss with a locking member, a first step is provided to determine mutually concentric positions near the center of the blade and the boss. A fitting part is provided, and a pair of protrusions and a notch serving as a second fitting part for determining the circumferential position are provided at predetermined positions in the outer diameter direction from the first fitting part. impeller. (2) The impeller according to claim 1, wherein the protrusion is provided on the blade, and the outer diameter of the protrusion is cut by the notch insertion edge so that the protrusion fits into the blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6131586U JPS62171696U (en) | 1986-04-21 | 1986-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6131586U JPS62171696U (en) | 1986-04-21 | 1986-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62171696U true JPS62171696U (en) | 1987-10-30 |
Family
ID=30894538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6131586U Pending JPS62171696U (en) | 1986-04-21 | 1986-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62171696U (en) |
-
1986
- 1986-04-21 JP JP6131586U patent/JPS62171696U/ja active Pending