Robotic arm
hideA robotic arm is a robot manipulator, usually programmable, with similar functions to a human arm. The links of such a manipulator are connected by joints allowing either rotational motion (such as in an articulated robot) or translational (linear) displacement. The links of the manipulator can be considered to form a kinematic chain. The business end of the kinematic chain of the manipulator is called the end effector and it is analogous to the human hand. The end effector can be designed to perform any desired task such as welding, gripping, spinning etc., depending on the application. For example robot arms in automotive assembly lines perform a variety of tasks such as welding and parts rotation and placement during assembly.
In space the Space Shuttle Remote Manipulator System also known as Canadarm or SSRMS and its successor Canadarm2 are examples of multi degree of freedom robotic arms that have been used to perform a variety of tasks such as inspections of the Space Shuttle using a specially deployed boom with cameras and sensors attached at the end effector and satellite deployment and retrieval manoeuvres from the cargo bay of the Space Shuttle.
The robot arms can be autonomous or controlled manually and can be used to perform a variety of tasks with great accuracy.
The robotic arm can be fixed or mobile (i.e. wheeled) and can be designed for industrial or home applications.
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News tagged with robotic arm
Feeling the way: Robotic device can help visually impaired people
Nov 23, 2009 |
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(PhysOrg.com) -- For many people, it has become routine to go online to check out a map before traveling to a new place. But for blind people, Google maps and other visual mapping applications are of little ...
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Scientists: Man controlled robotic hand with thoughts
Dec 02, 2009 |
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(AP) -- A group of European scientists said Wednesday they have successfully connected a robotic hand to an amputee, allowing him to feel sensations in the artificial limb and control it with his thoughts.
Tulane University surgeon pioneers 'scarless' thyroid surgery
Nov 24, 2009 |
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Tulane University School of Medicine surgeon Dr. Emad Kandil is one of the first in the country to perform a new form of endoscopic surgery that uses a small incision under the arm to remove all or a portion of the thyroid ...
As robots become more common, Stanford experts consider the legal challenges
Other Sciences / Social Sciences
Nov 23, 2009 |
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(PhysOrg.com) -- They already detect and defuse bombs, control traffic patterns and do some basic household chores. And scientists predict that pretty soon, robots will be using artificial intelligence to play a larger role ...
Beyond sunlight: Explorers census 17,650 ocean species between edge of darkness and black abyss (w/ Video)
Nov 22, 2009 |
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Census of Marine Life scientists have inventoried an astonishing abundance, diversity and distribution of deep sea species that have never known sunlight - creatures that somehow manage a living in a frigid ...
Goddard Team Develops New Carriers for ISS
Space & Earth / Space Exploration
Nov 13, 2009 |
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In a partnership that exemplifies the One NASA theme, Goddard Space Flight Center engineers teamed up with the External Payloads Group at Johnson Space Center and the ISS Payload Ground Processing support ...
Virtual Reality May Help Arm Minds for Combat
Nov 13, 2009 |
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(PhysOrg.com) -- The UT Dallas Center for BrainHealth received a federal grant to fund research examining brain performance enhancement in America’s fighting men and women through the use of state-of-the-art ...
NASA to Begin Attempts to Free Sand-Trapped Mars Rover
Space & Earth / Space Exploration
Nov 12, 2009 |
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(PhysOrg.com) -- NASA will begin transmitting commands to its Mars exploration rover Spirit on Monday as part of an escape plan to free the venerable robot from its Martian sand trap.
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