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Back in the late 1980s when I became involved with the trains again as an adult we didn't use that term. Had never heard of it. I was out of the hobby from from about 1998 until the fall of 2008 and discovered/joined this forum in Jan 09. Started hearing folks talk about 'china drive' (usually in a derogatory fashion).

 

Lionel had single and twin Pull Mor (a term coined by Gilbert American Flyer in the 1950's referring to a pair of rubber wheels - not just tires to gain traction in competition to MagneTraction) motors which were their 'quality' motors while many of the lower end engines had small can motors mounted down IN the trucks.  Williams and Weaver had twin vertical can motors like today that were fairly powerful but originally lacked flywheels causing them to 'slam' to a stop if power was cut abruptly. Then Samhongsa in Korea began incorporating flywheels and theses quickly became recognized as the best way to power our 'non-steam engines' giving us quiet, smooth, and powerful drives. MTH was beginning then and all of their engines used the Samhongsa system as did Weaver and others. Am not certain who was building William's models that had the flywheels but it pretty much became the industry standard with even Lionel eventually abandoning the old open field Pull Mor's.

 

When did this system come to be known as 'china drive' please?

 

 

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I first heard this term in 3rd Rail Brass advertising.  I've been in this hobby for 40+ years, and I never heard this term before seeing it in their ads, though perhaps others were using it.  Nevertheless, when I saw it, I immediately knew what 3rd Rail was referring to.  I suspect they made this term up. or perhaps they used it within the company  when referring to the drive system generally used in 3 rail diesel engines which was pioneered by Williams I believe.

The funny thing is, a vertical motor mounted to a truck goes all the way back to Lionel Postwar diesels.  Williams was probably the first to mount a can-style motor on the truck in the 80's.

 

In HO during the 1970's, Rivarrossi/AHM used a vertically mounted 3-pole motor on their C-Liners, E8's and Krauss Maffei diesels (plus even their later O Scale C-Liner...)

 

All sorta precede China manufacturing...

 

Rusty

I read some of the links posted above. I have seen this term on this forum for at least 10 years. I agree the term was originally "China Block Drives". Somewhere along the line the term was shortened. As to who originally came up with the term I have no idea but it was around long before Sunset/3rd Rail used it in their ads.

As mentioned, Lionel PW F3's and others used precisely the same sort of drive; AC motor and all that, but the same design. The drive design improperly referred to as a "China drive" is an advertising ploy at best, and something else at worst.

 

I just always called them "vertical motor drives" or something like that, and I prefer them,

in general. My 3rd Rail brass Dash-9's "not-China-drive" system/driveshaft failed even before I finished the ERR upgrade (now cancelled).

 

Never had a vertical motor drive fail on me - at least not on an unused loco. I'll take 'em

every time - when I'm not doing steam (which brings up a whole other helical gear/worm gear drive conversation). 

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