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发明公开
CN108463779A 历时指示器 无效 - 撤回

历时指示器
摘要：
一种历时指示器，包括多孔元件、电源和电子控制器。电子控制器被构造成接收来自电源的电力并且响应于预定时间段的期满而致使流体被多孔元件接收。该预定时间段可以与历时指示器将与之相关联的或者历时指示器将附接到的诸如易腐烂物品的物品相关联。该预定时间段可以包括物品的寿命或保质期，或者物品的寿命或保质期的预定比例。
摘要（英）：

An elapsed time indicator comprises a porous element, an electrical source, and an electronic controller. The electronic controller is configured to receive electrical power from the electrical sourceand cause a fluid to be received by the porous element in response to expiry of a predetermined time period. The predetermined time period may be associated with an item such as a perishable item with which the elapsed time indicator is to be associated or to which the elapsed time indicator is to be attached. The predetermined time period may comprise a lifetime or a shelf-life of the item or apredetermined proportion of a lifetime or a shelf-life of the item.

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