Search found 21 matches

by admintrev
Sun Jan 19, 2014 11:58 am
Forum: Wheelchair/Scooter chat
Topic: Electric Wheelchair Design "hyperchair"
Replies: 16
Views: 30313

Re: Electric Wheelchair Design "hyperchair"

The new front forks and tyres are being tested on a standard chair as the new frame isn't finished, after accidentally running one of the front wheels along a raised surface (the rest of the chair bieng on the flat) the top section of the front fork (5mm steel plate) became distorted either side of ...
by admintrev
Fri Jan 10, 2014 5:25 pm
Forum: Wheelchair/Scooter chat
Topic: Electric Wheelchair Design "hyperchair"
Replies: 16
Views: 30313

Re: Electric Wheelchair Design "hyperchair"

The front wheels need new forks as they are wider and a larger diameter, the forks have been made from 5mm mild steel plate: chair_dwg5.jpg After welding and fitting to the current chair: chair_bits9.jpg The tubular steel frame is made up mostly of 7/8 inch diameter steel, the bits that make up the ...
by admintrev
Sat Nov 30, 2013 11:47 am
Forum: Wheelchair/Scooter chat
Topic: Electric Wheelchair Design "hyperchair"
Replies: 16
Views: 30313

Re: Electric Wheelchair Design

Parts not listed so far: Right motor model no:1444870 Left motor model no: 1444871 Available as pair on ebay for approx £150 Dynamic Shark Controller DK-PMB01 approx £50 on ebay Dynamic Shark Basic Remote for drive only DK-REMD01B approx £50 on ebay 2 off Standard support bracket assy part no:151704...
by admintrev
Thu Nov 28, 2013 11:09 pm
Forum: Stafford
Topic: Re-Starting the Stafford Meeting
Replies: 0
Views: 18235

Re-Starting the Stafford Meeting

Hi ME-Staffordshire Support used to meet in Stafford every month and it gradually tailed off and at the end I ended up being on my own for several 'meetings', so if anyone is interested in getting it re-started please post here or use the contact us page on the main website and I for one will be hap...
by admintrev
Wed Nov 27, 2013 7:42 pm
Forum: Wheelchair/Scooter chat
Topic: Electric Wheelchair Design "hyperchair"
Replies: 16
Views: 30313

Re: Electric Wheelchair Design

These are a couple of photos showing what the quick release blocks look like:
chair_bits7.jpg
chair_bits7.jpg (42.82 KiB) Viewed 16644 times
chair_bits8.jpg
chair_bits8.jpg (74.52 KiB) Viewed 16644 times
by admintrev
Wed Nov 27, 2013 6:31 pm
Forum: Wheelchair/Scooter chat
Topic: Electric Wheelchair Design "hyperchair"
Replies: 16
Views: 30313

Re: Electric Wheelchair Design

These are some drawings of the quick release blocks - sorry they are a bit rough, but they were only done in rough in a notebook, then scanned, the aluminium part replaces the motor position and is clamped with bolts to the frame, the steel part is bolted to the motor. The two parts are held togethe...
by admintrev
Wed Nov 27, 2013 5:26 pm
Forum: Wheelchair/Scooter chat
Topic: Electric Wheelchair Design "hyperchair"
Replies: 16
Views: 30313

Re: Electric Wheelchair Design

Hub drawing - done at a scale of more or less 1:1 chair_dwg1.jpg This is a drawing I've done for the hubs to mount the rear wheels, I'm making it from aluminium - I'll cut the centre hole with a milling cutter, to get an accurate 17mm diameter hole and use a 6mm square HSS tool mounted on the toolho...
by admintrev
Wed Nov 27, 2013 4:29 pm
Forum: Wheelchair/Scooter chat
Topic: Electric Wheelchair Design "hyperchair"
Replies: 16
Views: 30313

Re: Electric Wheelchair Design

Complete Parts List: Rear Tyres 2 x 15x6.00-6 4 Ply Kenda K500 Super Turf with K-SHIELD supplier=allterraintyres.co.uk cost=79.9 delivery=6 total cost=85.9 Rear Rims Hegar 2 x 6” Spun Aluminium half 2.5” Hegar 2 x 6” Spun Aluminium half 2” + £24.04 duty supplier=Hegar (USA) cost=$100 (£63.83) delive...
by admintrev
Wed Nov 27, 2013 12:19 pm
Forum: Wheelchair/Scooter chat
Topic: Electric Wheelchair Design "hyperchair"
Replies: 16
Views: 30313

Re: Electric Wheelchair Design

Some of the bits and pieces: Rear Rims, Hegar 2 x 6" Spun Aluminium Half 2.5" (2 off) and Hegar 2 x 6" Spun Aluminium half 2" from Hegar (USA) www.hegar4.com , £113.46 including delivery and duty: chair_bits4.jpg Front Wheels, E300 Front Wheels for Razor E300 Scooter from razorbase.co.uk, £52.95 inc...
by admintrev
Mon Nov 25, 2013 7:22 pm
Forum: Wheelchair/Scooter chat
Topic: Electric Wheelchair Design "hyperchair"
Replies: 16
Views: 30313

Electric Wheelchair Design "hyperchair"

Hi Folks, I'm working on an Electric Wheelchair design roughly based on the design on http://www.wheelchairdriver.com. This design is Copyright, but may be reproduced for personal use. My version uses the same tyres/wheels, but I'm making mine narrower and designed so that it can be broken down into...