{HEAD ~ The right hand end} of {TAIL ~ the pressure shaft} 34 has a support 35 secured thereto for supporting the base of a pressure arm having a pressure foot at the leading end positioned above and facing the sub foot dog 14 so that the pressure arm can rotate about a vertical axis 
{ HEAD ~ The right hand end } of { TAIL ~ the pressure shaft } 34 has a support 35 secured thereto for supporting the base of a pressure arm having a pressure foot at the leading end positioned above and facing the sub foot dog 14 so that the pressure arm can rotate about a vertical axis
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