Sunday, 18 May 2014

Tripod Leg Ideas

Tripod legs that can move up and down as well as having each legs bled to clip up when not in use.




A tripod with flexible legs allowing the three legs to bend when not in use.



Adding a third leg to the crutch will give it three points of contact to the floor surface, which will enable the crutch to stand. Adding a hook will allow both crutches to hook onto different surfaces. I would initially want the hook to be able to rotate so that it can be hooked onto a surface. Also, I would add the crutch clips on which will attach both crutches together on a X shape making sure they are securely attached.



Crutch Clips




In order for crutches to stand and attach together they need to be clipped together, in most cases they cross as this makes it easier for them to stand together, however it still has the rest against a surface, which is much safer than leaving it on the floor. However, it will require another let in order for it to stand alone.


Bridgit Crutch Holder



This is a strong magnetic force to lock two crutches together at the handle, making them much harder to topple over.

How I Want My Crutch Tripod Leg To Close

Inside a grabber/ gripper -
The handle and grabber parts are made from cast aluminium parts. A cable ribs through the aluminium shaft to prevent snagging the pile during use. The grabber end is fitted with a piece of rubber tubing.

Once the handle is pressed it pulls the trigger back in which pill the elasticated wire which enabled the bottom plastic end to pull and close. This allows the user to pick things up. Once the handle is released the wore snaps back into position.

Umbrella mechanism-

To understand how an umbrella opens and closes, it is necessary to understand its construction. Any umbrella, from huge patio versions to the little emergency umbrellas small enough to fit into a purse, work on the same principle. Waterproof material is stretched over a circular fan of springy metal ribs that attach at the top of the umbrella shaft. These, in turn, are supported by metal stretchers attached to a runner that slides up and down the central shaft. Without the stretchers, the umbrella would not work.


  • The Runner

    While each part of the umbrella is necessary for its operation, the runner is the part that opens and closes it. When the runner is all the way down, the stretchers are folded flat against the shaft and the umbrella is "closed," with the waterproof material and the rwrapped around the shaft. To open the umbrella, the user slides the runner all the way to the top. The stretchers extend, raising the ribs to which they are attached and spreadithmaterial tight over the ribs.











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The pop up umbrella works because there is a middle ring connecting to the ribs. When you push down on the ring of the umbrella pops out into a protection cover. The original umbrella worked because the ribs are connected to the middle part of the bre lola and it slides up and down which opens and closed it.

The runner is the part that opens and closed it when the runner is all the way down the stretcher are folded flat against the shaft and the umbrella is closed with the waterproof material and the ribs wrappers around the shaft. To open the umbrella, the user slides the runner all the way to the top. The stretchers extend raiding the ribs to which they are attached and spreading the material tight over the ribs.
  • The Runner

    While each part of the umbrella is necessary for its operation, the runner is the part that opens and closes it. When the runner is all the way down, the stretchers are folded flat against the shaft and the umbrella is "closed," with the waterproof material and the ribs wrapped around the shaft. To open the umbrella, the user slides the runner all the way to the top. The stretchers extend, raising the ribs to which they are attached and spreading the 
    material tight over the ribs.




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Tripod Seats

Tripod legs all are the same length they come to two points of contract, both legs and where the crutches cross together. In order for my mothers crutches to stand up without falling over, there needs to be three points of contact on the ground just like a tripod seat. The three legs holds and supports the weight. Each leg of my crutch will have to cross over one another, in which should create a equilateral triangle.

 

Problem And Solution - Crutch Stand

When conversing and observing my mother, it highlighted a major issue she faces along with many other disabled individuals. When travelling around in and outside of the home she tends to have to balance her crutches on surfaces in order for them to stand up right and balance. However, on many occasions they often fall down. Due to her poor balance she struggles to pick them off the ground. Therefore I am going to come up with a solution that holds them up.





When travelling up and down the stairs my mum has to balance her crutches against the railings and banisters, whilst climbing up or down the stairs. she leaves the crutch against the rails and they tend to fall down.



My mother tries to solve her problems, creating her own solutions such as, using other adaptations to solve other problem, shown in this image. She uses her grab bars to hook and support her crutches whilst climbing the stairs outside.

My Final Idea- Making Crutches Stand

A huge problem my mother and many other disabled people face trying to make their crutches stand up by itself. When my mother goes outside to a number of shops, on the streets in the garden ect, she relies on her crutches to walk around. However, when she trie to do other tasks such as walking up the stairs or standing at a counter to pay for things; she has to rest her crutches on walls, counters ect. It tends to always falls down and due to he poor balance she struggles to pick back up as she can't bend down.
My mother tends to always leave her crutches to rest against the door, walls ect, to do this she has to get it at a angle the insures the it will not fall over.


Using a umbrella stand allows the crutch to stand up and stay into position. However, this can be only used inside as it is to bulky to take outside  well as heavy to carry.


When crutches are turned upside down they have a bigger surface area, which allows it to have more contact with the ground surface so it can balance.



I created a hock made from a hanger. The hock allows users to hang their crutches onto different surfaces. The hock also rotates which allows the users to hang their crutches in different positions.



My Final Idea- Quad Base Walking Stick






Quad base walking stick allows four sturdy legs on the ground rather than just one. It provides expectational stability but the convenience of a one handed walking stick while sitting, a quad cane can stand next to you and will not fall over. When tiding from sitting, be sure not to use the quad cane to pull yourself out of the chair, as it may top over. Stand up forts and then grab the handle.



There are two types of quad canes, wide and narrow base quad canes. Wide case quad canes have a large base where the four legs are attached. This helps provide more support and improved stability while walking. A wide base quad cane is heavier and may be more difficult to maneuver. A narrow base quad cane has a narrow base where the legs are easier to lift and maneuver while walking.