Speeder of circulating type forward and reverse direction and speed changing vacuum compressor
CN103671010A
Speed increase gear drive mechanism of speed increase device of circulation type forward and backward turning and variable speed vacuum compressor
CN103671850A
Buffer of main turning shaft mechanism of circulation type forward and backward turning and variable speed vacuum compressor
CN103629077A
Turning main shaft mechanism of turning main shaft device of circulation type positive and negative turning variable-speed vacuum compressor
CN103629310A
Spring-type duckbilled key of direction-changing gear shaft of circulating type forward and reverse direction changing and speed changing vacuum compressor
CN103671904A
Spring-type turning roll keys of forward and backward turning gear shaft mechanism of circulation type forward and backward turning and variable speed vacuum compressor
CN103696935A
Circulating type forward and reverse speed changing vacuum compressor
CN103671761A
Synchronous drive mechanism of forward gear and backward gear of circulation type forward and backward turning and variable speed vacuum compressor
CN103629307A
Speed reducer of circulation type positive and negative turning variable-speed vacuum compressor
CN103629309A
Output shaft mechanism of speed increasing device of circulation type positive and negative turning variable-speed vacuum compressor
CN103671863A
Commutator for main turning shaft mechanism of circulation type forward and backward turning and variable speed vacuum compressor
