james matheson

james matheson

Member

Member since
Jun 10, 2015
Last active
Jul 29, 2015
Total activities
0

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Recent contributions

  1. #Threads

    clock charging cellphone

    I made a clock charge a cellphone it was very simple <a href="https://www.youtube.com/watch?v=ZX34d7zC9SQ&feature=youtu.be" target="_blank" rel="nofollow noopen...

  2. #Threads

    18535d02-2e0e-48d0-83cd-c3c7f08c8216

    I made a clock produce electricity it was really simple ( with the help of a mechanic only because I am not...

  3. #Threads

    d8798727-655d-4adf-973b-6276178bdd05

    [Prototype]I doubt it can charge cell phones. Anyway, I would like to reiterate the law of conservation of energy here. "Energy can...

  4. #Threads

    72a5ae2a-135e-4877-810c-c7dd38c49518

    I made a clock make electricity <a href="https://www.youtube.com/watch?v=ZX34d7zC9SQ&feature=youtu.be" target="_blank" rel="nofollow noopener noreferrer">- You...

  5. #Threads

    718aae82-3122-4c03-9df5-eb0bd6230220

    Sharvari PanchbhaiBy analyzing the observations from the NASA's Chandra X-ray Observatory (CXO), formerly known as Advanced X-ray Astrophysics Facility (AXAF),...

  6. #Threads

    10e6030c-95a0-44da-9e3a-ef1c78cdcf58

    again I am sorry I have a disability that prevents me, I have no other option

  7. #Threads

    2eeb2023-95a3-4a82-88f0-859c0ffac2cf

    yes , my problem is I suffered a disability that makes it that I require to have my cellphone operational , many...

  8. #Threads

    d93e0fc7-a233-4cee-87bb-64565da890b9

    a A.V.RamaniThere are many hand cranked devices in the market. I had a squeeze operated flash light more than sixty years back....

  9. #Threads

    3f7dc1d6-a6a0-479a-a2da-d1d78c290e46

    Ankita KatdareHi #-Link-Snipped-# Welcome to CrazyEngineers. The news you are pointing at is quite old. Satoshi Yanagisawa, who designed it, is a...

  10. #Threads

    8f7b29e0-a791-4264-98de-8ff081850e75

    <a href="https://www.thingiverse.com/thing:38787" target="_blank" rel="nofollow noopener noreferrer">Uniform and scalable reduction gear (1:256) by mattheus - T...

  11. #Threads

    98cb6284-d1ea-4d92-b2f3-e350487a8e1f

    I made a clock charge a battery a few years back <a href="https://www.youtube.com/watch?v=ZX34d7zC9SQ&feature=youtu.be" target="_blank" rel="nofollow noopener...

  12. #Threads

    Will anyone make this spring driven personal electricity generator?

    I made this clock charging a battery. My country ( Canada/ North America) is completely incapable of manufacturing anything , I saw...