| 摘要 |
An ampoule 1 of breakable material, such as glass, being fixed with its upper part in bore 6 of a plastic closure cap 3 for sealingly closing a recess 9 in wood, said recess receiving said ampoule and the contents of same after opening of the ampoule 1. The upper part of the ampoule is preferably fixed to the cap 3 by means of an adhesive, said adhesive may be present between the part of the ampoule outside, said bore and lips 10 projecting below said cap 3. The bore 6 in the cap 3 may be cylindrical or tapers into the direction of the part of the ampoule located outside said bore 6. The inner side of the bore 6a may also be provided with ampoule retaining ribs 18. Preferably the lower part 4 of the outer side of the cap 3 tapers and is provided with annular ribs 17 and annular recesses 16 acting as clamping and sealing promoting means for sealingly and clampingly engaging the wall of a recess 9 in wood. The closure cap 3 may also be connected by strips 13 with a bottom support 14, the ampoule being retained between the bore 6 in cap 3 and the bottom 7 of a recess 15 in bottom support 14. A sensor 10 min for measuring conditions in recess 9 may be accommodated in closure cap 3. |
