Here’s a cool Ultrasonic Hearing System which lets humans to hear ultrasonic sounds. Well, it’s a patent but maybe it will go into production so we can hear what insects and animals are listening to.
A direct drive hearing system for providing an ultrasonic signal to a portion of the human ear. The direct drive hearing system includes an ultrasonic direct device. The device includes a housing with at least one coil coupled to the housing. Insi
video://www.youtube.com/watch?v=md9QPwMuHDM
PentUltimate, is this the new rubik’s cube or what?
The author goes in detail on how to make one yourself but maybe he should patent this first…
In early 2007, I made a pencil sketch of a deep cut vertex turning icosahedron puzzle. I later realized this ground had been covered by others before in dodecahedron form, including Christopher Pelley, who coined the name &
While I was searching for a glowing orb for our next DIY on Google patent, I stumbled upon this cool way to mold round things using a balloon!
Wow, I’ve seen this site before but it is really useful…
I looked up some “golf training aid” devices…
I even found the patent for the freddy connect
Here’s a cool proximity warning device (US Patent #6853307) for industrial heavy equipments made with CUBLOC CB220 and GHLCD graphic display from Comfile. If you need to a such device for satisfying OSHA requirements, this might be it.
The company’s primary products are high voltage proximity warning devices and line contact warning devices. Proximity warning devices have been used successfully for decades to prevent heavy equipment from com
