Tuesday, May 27, 2014

Week 8: (In-Lab) Braking System Adjustments

After the team met outside of lab to assess the braking system lines, the proper measurements were made for the wires that would connect to the stopper of the brakes. These ends were clipped and assembled to the modified stopper on the stationary back two wheels. As seen in Figure 1, one teammate makes the final measurements to attach the braking wire to the walker's side frames. 
 Figure 1: This photo displays one teammate measuring the braking line for the brakes. 

First, each measurement was made by moving the cable after the legs were adjusted to the four various heights. Then, this cable will then be attached to a mechanism (hook) that allows the cable to rest in a desired notch. This will keep the braking cable tight and ready to be pulled via the braking handles.  
Figure 2: This photo displays the front view of the walker as one teammate adjusts the back legs. 
As seen in Figure 2, one teammate is adjusting the height of the legs while pushing in the pin to measure and mark the locations of where the hooks will attach to the brake line. The next step of this process will be to attach the hooks and connect the brake lines to them. 

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