Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP09537893Aexternal-prioritypatent/JP3285164B2/en
Priority claimed from JP9537993Aexternal-prioritypatent/JPH06277986A/en
Application filed by Toyowa Kogyo KkfiledCriticalToyowa Kogyo Kk
Application grantedgrantedCritical
Publication of TW240186BpublicationCriticalpatent/TW240186B/en
A index device, which comprises connecting the index gear, which engages with worm of worm shaft, to the index plate, which is rotatably supported on the body, to rotate the worm shaft in order to undergo index rotation of the index plate, which is characterized in that: the index device comprises a rotation compensation device and a positioning device, in which the rotation compensation device stops the rotation of worm shaft relative to the body before the positioning of the index plate and the positioning device enables the index plate generating rotation force upon stop of the worm shaft so as to maintain the gear face connection of the index gear in the worm gear face of the worm.