Time-Flow Clock; Bernard Gitton, 1980s. Very rare and unusual pendulum water clock.

Time-Flow Clock; Bernard Gitton, 1980s. Very rare and unusual pendulum water clock. Time-Flow Clock; Bernard Gitton, 1980s. Very rare and unusual pendulum water clock. C. The clock consists of system of glass pipes through which colored fluid (half-half non-ionized water and methyl alcohol) flows. The level of the water in the left pipe indicates the hours, in the right the minutes. The water is pumped from lower container in the base to the top by electric pump. The precision of the flow is controlled by long pendulum (2. 222 sec period) driven by the water, with ball suspension and a system of valves and siphons. Dim. Height 2. 7 meters