JPH0389203U

JPH0389203U -

Info

Publication number: JPH0389203U
Application number: JP15032789U
Authority: JP
Priority date: 1989-12-27
Filing date: 1989-12-27
Publication date: 1991-09-11

Description

[Brief explanation of drawings]

第１図は本考案の一実施例であるロータリアク
チユエータのシール構造を示す断面図、第２図は
軸体を示す正面図、第３図は第２図の部分を示
す部分断面図、第４図は第２図の−線断面図
、第５図は第２図の−線断面図、第６図は軸
体を示す側面図である。１……アクチユエータ本体、２……揺動室、２
ａ……第１の揺動室、２ｂ……第２の揺動室、３
……軸体、４……出力軸部、５……ロータ部、６
……ベーン部、７……シユー、８ａ……第１の給
排ポート、８ｂ……第２の給排ポート、９……シ
ユーシール、９ａ……シール部、１０……ロータ
シール、１０ａ……シール部、１１……ベーンシ
ール、１１ａ……シール部、１２……結合ボルト
。 FIG. 1 is a sectional view showing a seal structure of a rotary actuator which is an embodiment of the present invention, FIG. 2 is a front view showing the shaft body, and FIG. 3 is a partial sectional view showing the part shown in FIG. 2. 4 is a cross-sectional view taken along the line -- in FIG. 2, FIG. 5 is a cross-sectional view taken along the line -- in FIG. 2, and FIG. 6 is a side view showing the shaft body. 1... Actuator main body, 2... Rocking chamber, 2
a...First rocking chamber, 2b...Second rocking chamber, 3
... Shaft body, 4 ... Output shaft section, 5 ... Rotor section, 6
. . . Vane portion, 7 . Seal portion, 11... Vane seal, 11a... Seal portion, 12... Connection bolt.

Claims

[Scope of utility model registration request]

A shaft body swingably provided on the actuator body is composed of an output shaft part, a rotor part, and a vane part, and a rotor seal and a vane seal are formed by baking rubber onto the surfaces of the rotor part and the vane part, and the vane part A seal structure for a rotary actuator in which a shoe seal is formed on a shoe for regulating the swing stroke of the rotor seal, the seal structure for a rotary actuator characterized in that a matte finish is applied to the outer peripheral surfaces of the rotor seal and the vane seal. .