JPH0185497U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す断面図であ
る。第２図は第１図に示すボスの拡大図で、第２
図ａは断面図、第２図ｂは平面図、第２図ｃは一
部断面側面図である。第３図はこの考案の他の実
施例を示す断面図、第４図は送風機の従来例を示
す断面図である。 図において、１はフアン、６はボス、７は外側
環状体、８は弾性体、９は内側環状体、４０はモ
ータシヤフト、７ｄ，８ｄは溝である。なお、図
中、同一符号は同一または相当部分を示す。 FIG. 1 is a sectional view showing an embodiment of this invention. Figure 2 is an enlarged view of the boss shown in Figure 1.
Figure a is a sectional view, Figure 2b is a plan view, and Figure 2c is a partially sectional side view. FIG. 3 is a sectional view showing another embodiment of this invention, and FIG. 4 is a sectional view showing a conventional example of a blower. In the figure, 1 is a fan, 6 is a boss, 7 is an outer annular body, 8 is an elastic body, 9 is an inner annular body, 40 is a motor shaft, and 7d and 8d are grooves. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] モータと、これにより駆動されるフアンとを有
し、かつ、前記フアンは前記モータのシヤフトを
受けるボスを有する送風機において、前記ボスは
、前記フアンに取り付けられ、かつ、内側周面に
溝を有する外側環状体と、前記シヤフトに取り付
けられ、かつ、外側周面に溝を有する内側環状帯
と、この内側環状帯と外側環状体との間に充填さ
れる弾性体とを備えたことを特徴とする送風機。 A blower comprising a motor and a fan driven by the motor, the fan having a boss that receives a shaft of the motor, the boss being attached to the fan and having a groove on an inner circumferential surface. It is characterized by comprising an outer annular body, an inner annular band attached to the shaft and having a groove on the outer peripheral surface, and an elastic body filled between the inner annular band and the outer annular body. blower.