| 摘要 |
PCT No. PCT/HU82/00006 Sec. 371 Date Oct. 4, 1982 Sec. 102(e) Date Oct. 4, 1982 PCT Filed Feb. 23, 1982 PCT Pub. No. WO82/02949 PCT Pub. Date Sep. 2, 1982.A test machine for determining the strength of concrete which is suitable to perform quality tests of structures or structural elements within the plant or at the site. The machine has a loading unit provided with a force measuring means. A breaking cup is embedded in the concrete to be tested when it is wet, an extractor head being fixed to the breaking cup, serving for extraction thereof from the solidified concrete, and between the force measuring means and the extractor head there is inserted a joint ending in a releasable connecting piece. |
