| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve a problem wherein one part of air sealed in a resin cover is leaked to the outside with the lapse of time, so as to make an operation for a contact unstable, because a panel type sensor with the air sealed inside the resin cover is brought into a condition pressed by a body weight of a cared person when installed under the cared person. <P>SOLUTION: This load sensor is constituted of a pair of electrode plates arranged opposedly with a prescribed space, an electrode provided in the each electrode plate, a signal leading-out part for taking out a contact signal from the electrode, and bag body coating a periphery of the electrode plates with a space, and the bag body has a space for storing the air in its inside, and is provided with a vent hole communicated with the outside. <P>COPYRIGHT: (C)2007,JPO&INPIT |
