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Questions tagged [legged]

1 vote
1 answer
41 views

Are 8 cells of 1.2 V enough for my Quadruped(spider)?

i have a sprawling type quadruped spider robot. I have 4 Sg90 and 8 mg996r servos used for the legs. I am using a Arduino Mega and I wanted to know if I would be able to power this with the batteries ...
Abhinav Rao's user avatar
1 vote
1 answer
96 views

Why are bird-like bipedal robots more efficient than humanoid robots?

Well, some websites wrote that "Robotic legs with an unconventional design inspired by flightless birds can run 300 per cent more efficiently than the same device would if designed traditionally.&...
Fulano's user avatar
  • 35
2 votes
1 answer
140 views

Modelling/Theory for Quadraped Robot Leg Example

I have been working on attempting to replicate the following robot developed by some MIT graduates. https://dspace.mit.edu/handle/1721.1/98948 Presently, I am trying to work out the model for a single ...
Jack Frye's user avatar
  • 121
1 vote
0 answers
320 views

Inverse Kinematics for a 4-DoF Leg

I am beginner in the robotics space and I am trying to apply inverse kinematics to robot leg that has 4 degrees of freedom. I do not know how to think about solving these problems, so any guidance ...
jgk5141's user avatar
  • 11
1 vote
0 answers
148 views

Robot dynamic control

This can be a basic question but according to my knowledge I don’t know answer. We can use control system theories to control the position of motor. Considering two motor joint leg it can model and ...
Ind's user avatar
  • 111
2 votes
1 answer
2k views

Why do roboticists choose a bird-like leg over a humanoid leg?

When thinking about robots that emulate animals, I would think roboticists would try to emulate humans which have distinctly forward jointed legs. Yet, I see in many instances that robots have more ...
John Joe's user avatar
  • 121
1 vote
0 answers
20 views

Legged Design for Desert/Dune Exploration

I am currently in the process of writing a short sci-fi play about a team of researchers on Titan. With them, I'd like to have two four-legged robots (which would be actors in costumes). I'd like them ...
Berziky's user avatar
  • 11
2 votes
1 answer
282 views

Why don't bipedal robots ever feature natural movement?

I'm a programmer and I've decided to make some bots for fun. I might start with wheels but my ultimate goal is to make bipedal robots. To that end I first decided to watch a bunch of videos of such ...
xendi's user avatar
  • 123
1 vote
0 answers
237 views

Quadrapod vs Hexapod [closed]

I want to build a robot, but I don't know if I want to build a quadrapod or a hexapod. I would like to use three servos/leg. Can you tell me what are the pros and cons of quadrapods compared to ...
user avatar
1 vote
2 answers
2k views

Hexapod walking algorithm

I am making a hexapod project with my friend. There is a issue about its walking style. Generally tripod gait is formed as two steps: first move legs 1,3,5, then 2,4,6 which corresponds to moving one ...
Kerem Zaman's user avatar
1 vote
0 answers
101 views

Question regarding the orientation of Coxa servos in a HEXAPOD

I'm making a Hexapod robot (this is my first robotics project ever) and I'm having a hard time deciding the orientation of the servo motors on the COXA section. The hexapod I'm making is based on this ...
Haris Zafar's user avatar
1 vote
0 answers
83 views

Mechanism to oscillate a human leg? [closed]

I'm working on creating a robotic device capable of oscillating an adult human leg using the knee as pivot, being able to constrain the amplitude of oscillation by controlling the mechanism with a ...
Jaime Centeno's user avatar
4 votes
2 answers
2k views

Lifting robotic leg with only one servo

Note before I start: I have not actually put anything together yet, i'm still just planning, so any changes that require a shape change or anything like that are accepted. I'm working on making a ...
ruckus's user avatar
  • 163
-1 votes
1 answer
72 views

Robotic legs technologies [closed]

what robotic leg technologies are available. i'm sorry if this is a basic question i am a software developer looking to get into the field of robotics. i am particularly interested in robotic legs ...
X0r0N's user avatar
  • 101
9 votes
1 answer
232 views

How do I decide the size of the time steps between sensing and control actuation?

My Background: My experience is in solid mechanics and FEA. So I have zero experience in robotics/controls. Problem Description I'm developing a control strategy to stabilize a complicated 6-...
Guy's user avatar
  • 93

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