Sentence:  Apparatus for electrostatic precipitation of coating material upon an article, comprising a spray producing atomizer, a rotatable <WSD>recombinator</WSD> means disposed coaxially with the atomizer in the region of spray of the atomizer, and spaced impact members carried by said <WSD>recombinator</WSD> means, said <WSD>recombinator</WSD> means forming one of the electrodes required to produce an electrostatic field... 
Meaning of the word marked with <WSD> tags:  Any of various devices or components that serve to recombine inputs.