The manipulative operation for transporting a tumbler from a generally horizontal orientation into a generally vertical orientation occurs by swinging the pivot shaft 37 about pivot P with an arcuate movement causing vertical displacement of the channel section 32 in response to {HEAD ~ reciprocating movement} by {TAIL ~ actuator rods} 28 
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The manipulative operation for transporting a tumbler from a generally horizontal orientation into a generally vertical orientation occurs by swinging the pivot shaft 37 about pivot P with an arcuate movement causing vertical displacement of the channel section 32 in response to { HEAD ~ reciprocating movement } by { TAIL ~ actuator rods } 28
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