| 摘要 |
PCT No. PCT/JP86/00025 Sec. 371 Date Aug. 27, 1986 Sec. 102(e) Date Aug. 27, 1986 PCT Filed Jan. 23, 1986 PCT Pub. No. WO86/04224 PCT Pub. Date Jul. 31, 1986.A gantry for a CT (computerized tomography) scanner has a tilt adjusting mechanism which is economical to manufacture and is higly reliable and safe. The gantry has main arms 13 and 14 coupled together. A driving cylinder 43 applies a variable force to the arm 14. A gas spring 42 applies a constant force to the other arm 13. The cylinder 43 and the spring 42 cooperate to tilt the arms 13 and 14 without producing twisting motion between the arms.
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