Patent ID: 9529186
Filing Date: 2016-12-27
CPC Classification: G02B

Claim Text:
1. An electrowetting display device comprising: a first support plate comprising a first display area and a first wall positioned along a first side of the first display area, the first wall having an enlarged wall portion, the enlarged wall portion being enlarged compared with a different portion of the first wall; a second support plate comprising a spacer protruding from the second support plate in a direction towards the first support plate; a first fluid and a second fluid, the first fluid and the second fluid positioned between the first support plate and the second support plate, the first fluid immiscible with the second fluid, the first fluid adjoining at least part of the first display area; and a spacer contact surface for contact by a surface of the spacer, the surface of the spacer at least partly overlapping the spacer contact surface, the spacer contact surface at least partly formed by the enlarged wall portion of the first wall.