Gould 2-speed rear axle for Fords

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old_charley
Posts: 209
Joined: Mon Jan 07, 2019 11:36 pm
First Name: Bryan
Last Name: Ostergren
* REQUIRED* Type and Year of Model Ts owned: 1914 cut-off touring/pickup: 1922 Touring car: 1921 TT Dump Truck
Location: Prescott, AZ

Gould 2-speed rear axle for Fords

Post by old_charley » Fri Mar 27, 2020 7:30 pm

While perusing my Ford Dealer and Owner magazines I came across ads for the Gould double reduction axle for Model Ts and Model TTs. The earliest ad is in the May 1925 issue and the last is in the January 1926 issue. Interestingly there are no ads in the June through September issues or the December issue. In 50+ years of playing with Model Ts I've never read anything about them and have never seen one. I'd love to know if the company ever managed to go into production or if they only ran ads trying to raise money for production. Does anyone have any knowledge on this subject?
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Chris Barker
Posts: 318
Joined: Sun Jan 06, 2019 5:08 pm
First Name: Chris
Last Name: Barker
* REQUIRED* Type and Year of Model Ts owned: 1926 Coupe
Location: Somerset, Eng;and

Re: Gould 2-speed rear axle for Fords

Post by Chris Barker » Sun Mar 29, 2020 5:43 am

I'm trying to figure out how it worked, and what ratios it provided.
I guess from the text that it gave a 50% reduction. That would make it similar to some other devices, and would be consistent with using differential-style gearing. It's also consistent with the recommendation to use 'speed' gears - I guess that means a 3:1 CWP.

The central part, with 2 sun gears cannot be a single item, or the differential function would not work.
The part on the right looks as if it was engaged by a selector fork and moved sideways to engage and disengage dogs, possibly inside the adjacent round housing.
The crown wheel appears to turn the whole casing.

??????

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