I have noticed a common quesion in this forum lately on the effeciency of a gear train. I have a question to add to this. I am designing a drive for a hospital bed. I have my motor at the performance I need (motor only). I am using a transaxle, much like the electric scooters have, and I am...
I am currently working on a design for a customer (construction OEM) that used to buy SKIL handsaws and cut the handles off. They have asked my company to design a 115 VAC, 1 HP complete motor for them.
The problem I have is in the design of the field. We have developed a motor and the...
Does anyone know how or where I can get my hands on the ANSI standard for drawing practices? My company is trying to standardize all our old hand drawn prints. I was wondering if there was somewhere to get ANSI standards without purchasing them directly.
I was told that when designing a wind for a universal motor, the ratio between the number of turns in the armature and the number of turns in the field should ideally be 2:1. However, when asking for the theory behind this, the only response I got was that this is the way it has always been...
