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Old 26-02-19, 01:49
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colin jones colin jones is offline
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Thankyou everyone for the spent cartridge definition, identification and different types

I am working on the traversing gearboxes and bought some standard gears that are of similar size. Fortunately I have the drawing that is really well descripted and easy to scale.
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Last edited by colin jones; 26-02-19 at 04:39.
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Old 26-02-19, 01:51
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Obviously the original was cast but the design is as such that it is relatively easy to reproduce by fabrication.
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Old 26-02-19, 01:54
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The handle on the bottom releases a set of brake shoes which I will find a small set from a motorcycle or similar. It is quite a large reduction of gears so traversing will be very easy. In the manual it says that one revolution of the handle will rotate the turret 3 deg.
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Old 27-02-19, 03:20
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I did quite a bit of searching to find some brake shoes the size I wanted but just couldn't seem to find what I wanted so I decided to make some. As they are very low pressure on little to no speed I thought it would they would be ok.
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Old 27-02-19, 03:22
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The main shoe body is complete, now I just need to work out the tension part with handle.
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Old 27-02-19, 15:43
David Herbert David Herbert is offline
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Wonderful !
Are you going to make a radio from scratch ?

David
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Old 27-02-19, 16:07
David Dunlop David Dunlop is offline
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Hello Colin.

Is the Traverse Control one of the Gunner’s tasks? He must have been a very busy crew member at times.

Not sure if I was reading the drawings correctly but it looks like the brake assembly ties in with the smaller gear assembly. Is it designed as a fully engaged brake that only releases when the turret is traversed? If so, it would only need to be strong enough to prevent the weight of the guns from swinging the turret when the vehicle was crossing uneven ground.

David
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