Patent ID: 8995237
Filing Date: 2015-03-31
Classification: A61M,G01F,G04B,G04C,G12B

Abstract:
1. A visual indicator display device in a timepiece comprising: a transparent elongated capillary chamber for containing a first and a second fluid separated by a moveable, continuous fluid boundary which substantially spans the entire interior cross-section of the capillary chamber in an uninterrupted manner, the capillary chamber having an indicator portion having a primary length and a characteristic transverse cross-section which is much smaller than the primary length and wherein the capillary chamber, along the indicator portion, is adapted to be matched to a numbered indicia for measuring a position of the boundary, wherein the chamber has a first end adapted to contain the first fluid and a second end adapted to contain the second fluid; and a displacement member functionally disposed at one end of the capillary chamber which is responsive to a measureable input for moving the boundary of the fluid contained therein a defined amount.