JPH0398475U

JPH0398475U -

Info

Publication number: JPH0398475U
Application number: JP801390U
Authority: JP
Priority date: 1990-01-29
Filing date: 1990-01-29
Publication date: 1991-10-14
Anticipated expiration: 2005-01-29
Also published as: JPH089741Y2

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例によるばね構造体の
縦断面概略図、第２図及び第３図は前記ばね構造
体の載荷状態を示す図、第４図は第１図の部分拡
大図、第５Ａ図は距離センサの平面図、第５Ｂ図
はその正面図、第６図は制御装置のブロツク構成
図、第７図は前記実施例が適用された学習器具の
平面概略図、第８図は第７図の−断面略図、
第９図は第７図の−断面略図、第１０図は本
考案の他の実施例によるばね構造体の縦断面概略
図、第１１図及び第１２図はその載荷状態を示す
図、第１３図は距離センサの他の取付け状態を示
す図、第１４図は本考案の一実施例が適用される
立体センサを構成する三角形トラスの平面概略図
、第１５図は立体トラスの全体斜視図、第１６図
は従来のトラス骨組模型の第７図に相当する図、
第１７図は従来のばね構造体の第１図に相当する
図である。１……外筒、２……内筒、３……杆材、４，５
……キヤツプ、６……ロツド、７……ばね、５０
……トラス骨組模型。 FIG. 1 is a schematic vertical cross-sectional view of a spring structure according to an embodiment of the present invention, FIGS. 2 and 3 are views showing the loaded state of the spring structure, and FIG. 4 is a partially enlarged view of FIG. 1. , FIG. 5A is a plan view of the distance sensor, FIG. 5B is a front view thereof, FIG. 6 is a block configuration diagram of a control device, FIG. 7 is a schematic plan view of a learning instrument to which the above embodiment is applied, and FIG. The figure is a schematic cross-sectional view of Figure 7.
9 is a schematic cross-sectional view of FIG. 7; FIG. 10 is a schematic vertical cross-sectional view of a spring structure according to another embodiment of the present invention; FIGS. 11 and 12 are views showing its loaded state; 14 is a schematic plan view of a triangular truss constituting a three-dimensional sensor to which an embodiment of the present invention is applied; FIG. 15 is an overall perspective view of the three-dimensional truss; Figure 16 is a diagram corresponding to Figure 7 of the conventional truss frame model;
FIG. 17 is a diagram corresponding to FIG. 1 of a conventional spring structure. 1... Outer cylinder, 2... Inner cylinder, 3... Rod material, 4, 5
...cap, 6...rod, 7...spring, 50
...Truss frame model.

Claims

[Claims for Utility Model Registration] A rod member having an outer member and an inner member slidable within the outer member, the rod member being expandable and contractible by relative movement of the two members, and the rod member provided inside the rod member, A spring structure comprising: one spring member that expands and contracts in accordance with the amount of expansion and contraction of a rod from an unloaded state;