Valves Within Valves

N 'ELTY in valve mechanism forms the subject of patent No. 892,415, which deals with the scavenging of multicylindered four-stroke engines. (A. Btichi, Hurden, Canton Schwyz,......

A Spring Wheel

IN TENDED mainly for industrial tnicks. a resilient wheel is shown in patent No. 895,169. The wheel is tyred with polyurethane for a wearing surface and the hub-to-rim......

Mr. E. Wall Has Been Appointed The Sales Manager For

the Midlands area and branch office manager for the Birmingham depot of Aerialite, Ltd. Mr. P. R. Scutt has retired as Managing director of Tecalernit, Ltd. ; and Tecalernit......

Centrifugal Oil Cleaner

1310ATENT No. 891,197 comes from Simca," 5 Rue Beaujon, Paris, and discloses a simple centrifuge for cleanine the lubricating oil of an engine. It is attached to the......