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Thanks, Those are the lines I am going down at the moment, I have also re tried the roll pins (with a little more precision,) and this may be an acceptable alternative, they perform much better once the stainless has work hardened a little, unfortunately this is after a little slop has been...

I am currently redesigning a joint detail to make it more durable. I have a 3mm stainless bracket that needs to be spigoted to stop it rotating around a boss. The current joint has a 12mm diameter boss with a flat surface (5mm from the central axis) to provide the spigot into a "D&quot...

Hello, 3 yrs of work have resulted in a device with 200 unique parts, 800 in total per assembly. Each of these parts has had up to five people quote for it. Some parts have tooling quotes associated with them. I am now trying to organise my data so I can give accurate pricing information to the...

I am a designer of equipment for children with special needs, I have a tray made from 7mm "Formica compact" that requires a softish lip to stop toys and pens running off it as well as protecting the child from the hard edge of the formica. I have found a pvc extrusion that is ideal for...

I also require this information, specifically with regard to Paediatrics. There is a draft standard available on this resna affiliated website, www.wheelchairstandards.pitt.edu/ I dont think they have gat around to finishing it yet, This draft seems to have everything apart from the actual...

This is the right idea but a bit large, the handle should be easily cranked many times, it is attached to a seat recliner mechanism, a free rotating grip would probably make this easier, thanks for the suggestion.

I am a designer of equipment for special needs children, I am currently looking for an elegant looking crank handle with an operational radius of 100-150mm that folds out of the way, Any advice would be welcome.