| 摘要 |
<p>A utilitarian device is disclosed comprising a body (2) in which are incorporated electronic circuitry and a power storage component (10) therefor. The circuitry includes an electronic memory (24), and provision is made for adding information to that memory (24) as the device is used. An induction generator (12) can also be incorporated in the body (2) to sustain the power storage component (10). Information can be added to the memory (10) at any stage from manufacture of the device to and during its ultimate use, thereby creating an effective history of the device in the memory (24). A particular embodiment of the invention is an inhaler in which the ultimate user can keep an effective record of activity.</p> |
