"FIGS. 9A, 9B and 9C are a plan view and two cross-sectional views of a third variation of the embodiment of the pressure regulator according to the invention shown in FIGS. 1A-1C. In this variation, the ink delivery channel extends radially from the ink inlet to the ink outlet, and the capillary array is substantially co-extensive with the ink delivery channel." . . . . .