Le sens de rotation de la
manivelle
"Up" quand dans le sens
des aiguilles d'une montre
z=Teeth number
m=Modules number
n=Revolution number for each switching
n1=number of revolutions for each switching operation
Fig.4 schéma de la structure mécanique du MEM type CMA7
Drive mechanism
107. internal gear ring
1. drive motor
108. Position indication wheel
2. drive wheel
109. limit block
3. drive wheel
110. motor limit switch
4. drive shaft
111/112. overpass contact point for
5. brake
6. brake shaft
113/114. switch for the control circuit and
7. oblique gear
8. manual shaft
115a. dual arm lever
9. Bushing
115b. end position lever
10. table of safety switch
115c. end position lever (electrical)
11. signal contact point
115d. end position lever (mechanical)
12. safety switch, control point
116. operation counter
13. hand crank
117. counter cam wheel
14. coupler pin
118. Step-by-step switch
15. "V" belt
119. small gear
Control mechanism
120. additional cam switch
101. intermediate gear
121. Position transmitter
102. Cog wheel
122. contact arm
103. lever
123. coupling section
104. Tap change indication wheel
124. resistance ring
105. internal gear plate
125. coupling section pin
106. planet gear
126. guiding unit
HM0.460.302
circuit of position of 1/n
motor circuit of position 1/n
7