JPH0263993U

JPH0263993U -

Info

Publication number: JPH0263993U
Application number: JP15721188U
Authority: JP
Priority date: 1988-11-02
Filing date: 1988-11-02
Publication date: 1990-05-14

Description

[Brief explanation of drawings]

第１図から第５図は本考案の実施例を示すもの
で、第１図は第１の実施例の伸長状態を示す断面
図、第２図はその屈曲状態を示す断面図、第３図
は第１図の―線に沿う断面図、第４図は第２
の実施例の伸長状態を示す断面図、第５図はその
屈曲状態を示す断面図、第６図は第３の実施例を
概略的に示す斜視図、第７図は従来例を示す正面
図である。１，２は指節、３はピン、４は中間節、７ａ，
７ｂ，８ａ，８ｂ，１０ａ，１０ｂは収縮アクチ
エータ。 1 to 5 show embodiments of the present invention; FIG. 1 is a cross-sectional view of the first embodiment in an extended state, FIG. 2 is a cross-sectional view of the first embodiment in a bent state, and FIG. is a cross-sectional view along the line - in Figure 1, and Figure 4 is a cross-sectional view along the line -2 in Figure 1.
FIG. 5 is a sectional view showing the extended state of the embodiment, FIG. 5 is a sectional view showing the bent state, FIG. 6 is a perspective view schematically showing the third embodiment, and FIG. 7 is a front view of the conventional example. It is. 1 and 2 are phalanges, 3 is pins, 4 is intermediate phalanx, 7a,
7b, 8a, 8b, 10a, 10b are contraction actuators.

Claims

[Scope of utility model registration request]

The tips of the first and second phalanges 1 and 2, which have a shell structure, are rotatably connected with a pin 3, and this pin 3
The intermediate part of the intermediate phalanx 4 located inside both phalanges 1 and 2 is pivotally supported, and the base end is attached to the inside of each of the first and second phalanges 1 and 2. 1,2
Two contraction actuators 7a, 7b, 8a, 8b connected to the proximal end side of the phalanges 1 and 2 are arranged in parallel in the rotating direction of the phalanges 1 and 2, and the tip of each contraction actuator is connected to the intermediate phalanx 4. A finger joint characterized by being connected to both sides of a pivot point.