The invention is directed to a base-pad for placement under a polishing pad for use with a polishing fluid during a polishing operation, the base-pad having a layer with vertical elongated pores that absorb polishing fluid and that confine absorbed polishing fluid from transport laterally in the base-pad. One cone gear provides reductions of the input rotary speed while the other cone gears provide increases in the input rotary speed. 2630 module of a signaling gateway. The mounting portions are hinged respectively to two adjacent sides of a rear face of the frame along a common axis and at respective positions allowing the elongate members to fold flat to the rear face of the frame. The supporting elements extend out creating a greater diameter than the case.