ces have resulted in discon-tinuing experiments with the whirling arm at the presenttime. In addition to the apparatus described above the Insti-tute possesses physical and chemical laboratories, a lowpressure air chamber used for physiological tests and ma-chine shops for metal and woodworking and… … Fig. 5—Diagram of aerodynamic balance used atSt. Cyr A Self Lubricating Universal Joint A METAL universal joint containing a large lubricantreservoir, having large bearing surfaces and per-mitting of great angularity between shafts, has been de-veloped by the Noyes-Richards Engineering Co. As…
Automobiles · Aeronautics
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![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-251-144.webp)
