GB356735A - Improvements relating to transmission devices on railway apparatus for driving speed responsive mechanism - Google Patents

Abstract

356,735. Utilizing movements of vehicles. JUNEAU, A., 360, McGill Street, Montreal, Canada. May 5, 1930, No. 13806. [Class 103 (iii).] Transmission means for speedometers, generators, &c. comprises a rotary axle 41 (of the track wheel 42), a gear 45 rigid thereon, a pinion 56 meshing with said gear, and a plurality of auxiliary transmission gears driven by the pinion 56 and operating the speedometer generator, &c. This transmission is contained in a housing 48 having an extension arm 49 which is spring-supported at 74 in a bracket 69 attached to the truck frame 40. This housing is made oiltight, the gears 45, 56 running in oil. Pinion 56 is fixed to a spindle 57 supported in ball bearings 58 and having lateral extensions through the side walls 59. One extension, Fig. 2, is shown connected by a flexible cable to drive the shaft 78 of a generator 79 or similar mechanism. Worms 61 on a shaft 57 mesh with gears 62 in spindles 63. Each spindle 63 has a central lubricating passage with a transverse pin which forms a coupling for a flexible drive shaft leading, say, to a speedometer 66. This drive may be reversible or uni-directional. A support block 63<1> will accommodate gears 62 of varying sizes. Specification 232,311, [Class 106 (iii), Fares &c.], is referred to.