12 Aug '17, 11pm

Simple Step-Climbing Robot Climbs Like It’s On Mars https://t.co/Xtfn4Fz7ap

Simple Step-Climbing Robot Climbs Like It’s On Mars https://t.co/Xtfn4Fz7ap

Nice build, simple construction and informative video but it seems it has missed a vital point of the rocker-bogie design as used in all the Mars rovers from Sojourner to Curiosity. And that is, the two sides of wheel sets are linked through a differential pivoting system in or above the chassis so that when one side front wheel is raised, the opposite side wheel is forced down: That way the chassis is kept at the average level of both sides. You don’t see this model negotiating steps at a 45 degree angle which would demonstrate the effectiveness of the differental pivot, if it had one. In Sojourner the pivot was an internal differential inside the chassis box but on Spirit, Opportunity and Curiosity the design changed to an extremely mechanically simple external transverse lever and ball-and-socket arrangement across the top of the body. As to why this design is not seen ...

Full article: http://hackaday.com/2017/08/12/simple-step-climbing-robot...

Tweets

It’s not about first place. It’s about showing up first. #stepforward https://t.co/QJfXQmh4BJ

It’s not about first place. It’s about showing ...

famousfootwear.com 14 Aug '17, 11pm

We know you’re out there. Rising before the sun. Running in the rain. Resting only when you feel satisfied. Putting in wor...

Mindstorms Soccer Robot Inspired by Real Soccer...

hackaday.com 12 Aug '17, 8am

[Bram], a 17-year-old robot fan from the Nertherlands, had an opportunity to watch a RoboCup soccer match played by autono...

Mindstorms Soccer Robot Inspired by Real Soccer...

hackaday.com 12 Aug '17, 8am

[Bram], a 17-year-old robot fan from the Nertherlands, had an opportunity to watch a RoboCup soccer match played by autono...

SIMPLE ITU MENARIK

cutecarry.com 15 Aug '17, 3am

Majlis perkahwinan Tunku Aminah dan pasangan Denish Abdullah memukau perhatian ramai apabila memilih Baju Kurung Tradision...

Hackaday Prize Best Product Finalist: Reconfigu...

hackaday.com 12 Aug '17, 8pm

Reconfigurable robots have been around for ages. One of the first and most popular reconfigurable robots came out of the M...

Another Arduino Compatible? This Time, It’s A S...

hackaday.com 13 Aug '17, 2pm

When it comes to microcontroller development boards, we have a plethora of choices at our disposal. Each has its strengths...

We Should Stop Here, It’s Bat Country!:

We Should Stop Here, It’s Bat Country!:

hackaday.com 11 Aug '17, 5am

[Roland Meertens] has a bat detector, or rather, he has a device that can record ultrasound – the type of sound that bats ...

#SEO #Marketing

#SEO #Marketing

seerinteractive.com 18 Aug '17, 4pm

Maybe I’m biased as a recent college grad who competed as a pole vaulter at UCSD; however, upon reflecting on my time spen...

Another Mars Rover Solution

rubyflow.com 11 Aug '17, 2pm

× The Ruby and Rails community linklog Made a library? Written a blog post? Found a useful tutorial? Share it with the Rub...

Non-com sightings : It’s NOT .taxi, it’s something else! https://t.co/UaHflXlBOc

Non-com sightings : It’s NOT .taxi, it’s someth...

domaingang.com 20 Aug '17, 12am

“The number plate is starting with “TQ” – those are exclusively assigned to metered taxi cabs in Latvia. They charge by th...

Simple way to use i18n inside a class

rubyflow.com 13 Aug '17, 5pm

× The Ruby and Rails community linklog Made a library? Written a blog post? Found a useful tutorial? Share it with the Rub...

Bringing the weather inside --- The Next Step in Sustainable Design

Bringing the weather inside --- The Next Step i...

greenbuildingadvisor.com 11 Aug '17, 5pm

A building’s primary purpose may be to keep the weather out, but most do such an effective job of this that they also inad...

This day last year: #Rio2016

This day last year: #Rio2016

runnersworld.com 14 Aug '17, 4pm

With a personal best of 3:11:27, one of the slowest in the field, Attar, who is a citizen of both Saudi Arabia and the Uni...