| 摘要 |
<P>PROBLEM TO BE SOLVED: To carry out ceiling maintenance in a state capable of maintaining high cleanliness of an indoor space without stopping the operation of a clean room. <P>SOLUTION: This ceiling maintenance auxiliary implement is provided with an airtight bag body 10 for forming a prescribed work space in an isolated state at a part of a space in the ceiling during maintenance work in the ceiling of the clean room R, and a fixing means K for fixing the airtight bag body 10 in the downward facing state of its opening part 11 onto a ceiling support frame F. The opening part 11 of the airtight bag body 10 is set to dimensions not less than the minimum opening unit of the ceiling support frame F. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
