| 摘要 |
PURPOSE:To make the prevention of an erroneous operation and the facilitation of reading of measured values possible by exchanging chart paper while a member having a power take-up mechanism is held removed from a body, and completing the prepararion for measurement when said member is remounted. CONSTITUTION:A receiving plate which supports chart paper moving straightforward under a pen interlocked to a pressure detecting mechanism and a chart plate having a power take-up mechanism are made removable from a body and in this state, the chart paper is exchanged, and further when these are remounted to the body, the preparation for starting recording is completed. For example, a receiving plate which supports chart paper and a chart plate 5 which has a power take-up mechanism of a device which moves a cartridge pen box part 34A of a pressure detector 27 utilizing a Bourdon tube 26 in accordance with the pressure conducted through a nipple, and records the results of measurement on the chart paper are made removable, and the exchanging of the chart paper is accomplished in that state, and further, the preparation for measurement and recording is completed when the plate 5 is remounted. |
