JPH0399661U

JPH0399661U -

Info

Publication number: JPH0399661U
Application number: JP843190U
Authority: JP
Priority date: 1990-01-31
Filing date: 1990-01-31
Publication date: 1991-10-18

Description

[Brief explanation of the drawing]

第１図は本考案による電動格納式ドアミラーの
一実施例の内部構造を示す正面図、第２図はその
遊星歯車減速機の断面図、第３図はクラツチアセ
ンブリーの平断面図（第４図のＡ−Ａ断面）、第
４図は同縦断面図（第３図のＢ−Ｂ断面）、第５
図は同分解斜視図、第６図は従来の電動格納式ド
アミラーの一例の内部構造を示す正面図である。２……ミラーハウジング、４……駆動モータ、
５……遊星歯車減速機、１３……クラツチアセン
ブリー、１４……クラツチボデイ、１５……クラ
ツチホルダ、１６……ボール、１７……スプリン
グ、１８……凹部、１９……サンギア、２０……
円盤部、２１……嵌合部、２２……貫通溝、２３
……サテライトギア支持軸。 Fig. 1 is a front view showing the internal structure of one embodiment of the electrically retractable door mirror according to the present invention, Fig. 2 is a sectional view of its planetary gear reducer, and Fig. 3 is a plan sectional view of the clutch assembly (Fig. 4). (A-A cross section in the figure), Figure 4 is a vertical cross-sectional view (B-B cross section in Figure 3),
The figure is an exploded perspective view, and FIG. 6 is a front view showing the internal structure of an example of a conventional electric retractable door mirror. 2... Mirror housing, 4... Drive motor,
5... Planetary gear reducer, 13... Clutch assembly, 14... Clutch body, 15... Clutch holder, 16... Ball, 17... Spring, 18... Recess, 19... Sun gear, 20...
Disc part, 21... Fitting part, 22... Penetration groove, 23
...Satellite gear support shaft.

Claims

[Scope of utility model registration request]

In the door mirror configured to rotate the mirror housing by an electric storage mechanism having a drive motor and a planetary gear reducer, a clutch assembly is built in the planetary gear reducer, and one side of the clutch assembly is open. a clutch body having a hollow cylindrical shape, provided with two recesses on the inner circumferential surface of the cylinder, and provided with a sun gear on the outside of the closed end of the cylinder, and a fitting that fits the inner surface of the cylinder of the clutch body onto one surface of the disk portion. A clutch holder is provided with a protruding fitting part, a diametrical through groove is provided in the fitting part, and a support shaft for a satellite gear is provided on the other surface of the disk part, and a clutch holder is provided in the through groove of the clutch holder fitting part. Two balls are held and fit into recesses in the inner peripheral surface of the cylinder of the clutch body, and two balls are always directed toward the recess in the inner peripheral surface of the clutch holder cylinder within the through groove of the clutch holder fitting part. An electrically retractable door mirror characterized by consisting of a spring that is biased.