JPS6425552U

JPS6425552U -

Info

Publication number: JPS6425552U
Application number: JP12168287U
Authority: JP
Priority date: 1987-08-07
Filing date: 1987-08-07
Publication date: 1989-02-13

Description

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

第１図は本考案の一実施例を示す断面図、第２
図は第１図のＸ―Ｘ線拡大断面図、第３図と第４
図は夫々要部分解斜視図である。第５図は従来例
の作動を示す説明図である。１…内周面、２…インターナルギア、３…外嵌
体、４…外周面、５…内嵌体、６…回転体、７…
ローラ、２７…アウターギア、３４…内周面、３
５…長径部、Ｏ…軸心。 Fig. 1 is a sectional view showing one embodiment of the present invention;
The figures are an enlarged sectional view taken along the line X-X of Figure 1, Figures 3 and 4.
Each figure is an exploded perspective view of essential parts. FIG. 5 is an explanatory diagram showing the operation of the conventional example. DESCRIPTION OF SYMBOLS 1...Inner peripheral surface, 2...Internal gear, 3...Outer fitting body, 4...Outer circumferential surface, 5...Inner fitting body, 6...Rotating body, 7...
Roller, 27... Outer gear, 34... Inner peripheral surface, 3
5...long diameter part, O...axis center.

Claims

【実用新案登録請求の範囲】内周面１にインターナルギア２を有する円筒状
の外嵌体３と、外周面３に、歯数が上記外嵌体３のインターナ
ルギア２の歯数より少ないアウターギア２７を有
すると共に、弾性変形可能かつ軸心０廻りに回転
可能とされる円筒状の内嵌体５と、上記軸心０廻りに回転可能な回転体６に、該軸
心０に関して１８０度対称位置に付設されると共
に、上記内嵌体５の内周面３４を押圧して、上記
アウターギア２７の全体形状を長円状乃至楕円状
とし、該アウターギア２７の長径部３５，３５の
みを上記外嵌体３のインターナルギア２に噛合さ
せる一対のローラ７，７と、を備えたことを特徴とする減速装置。[Claims for Utility Model Registration] A cylindrical outer fitting body 3 having an internal gear 2 on the inner circumferential surface 1, and an outer body having a smaller number of teeth on the outer circumferential surface 3 than the number of teeth of the internal gear 2 of the outer fitting body 3. A cylindrical inner fitting body 5 which has a gear 27 and is elastically deformable and rotatable around the axis 0, and a rotary body 6 which is rotatable around the axis 0, and a rotating body 6 that is rotatable around the axis 0, is provided with a cylindrical inner body 5 that is elastically deformable and rotatable around the axis 0. The outer gear 27 is attached at a symmetrical position and presses against the inner circumferential surface 34 of the inner fitting body 5 to make the overall shape of the outer gear 27 into an oval or elliptical shape, and only the long diameter portions 35, 35 of the outer gear 27 are attached. a pair of rollers 7, 7 that mesh with the internal gear 2 of the outer fitting body 3;