The ornamental design for a fluid flowsinker and fluid flowsinker assembly, as shown and described.
FIG. 1 is an enlarged perspective view of a fluid flow sinker and fluid flow sinker assembly showing our new design, the fluid flow sinker assembly has been removed for ease of illustration;
FIG. 2 is an enlarged side view thereof;
FIG. 3 is an enlarged top view thereof;
FIG. 4 is an enlarged bottom view thereof;
FIG. 5 is a perspective view of a fluid flow sinker and fluid flow sinker assembly including a fluid flow sinker and a tube in communication with the fluid flow sinker;
FIG. 6 is a side view thereof;
FIG. 7 is a top view thereof; and,
FIG. 8 is a bottom view thereof.
The broken lines shown in the figures are included for the purpose of illustrating portions of the fluid flow sinker and fluid flow sinker assembly and form no part of the claimed design. The tube portion is shown broken away to indicate that any portion of the article beyond what is shown forms no part of the claimed design.