| 摘要 |
616,696. Shaft couplings. LOCKHEED AIRCRAFT CORPORATION. April 27, 1945, No. 10727. Convention date, May 22, 1943. [Class 80 (ii)] [Also in Group XXVI] An axial-flow compressor shaft 66, is coupled to the shaft 164 of the driving turbine by a spiral spline coupling.
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