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Designing a cantilever with narrow strip at the hinged part

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is it possible to join two rectangular parts into one cantilever beam.. for eg. a narrow rectangular strip with a broader rectangle?

2 Replies Last Post 28 feb 2011, 01:17 GMT-5

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Posted: 1 decade ago 27 feb 2011, 08:36 GMT-5
Hi,
yes if you create the 2 rectangular entities and then merge them. Or simply create one rectangle(the biggest) and then create a one-sided extrusion (extrusion plane is referenced to the big rectangle side) which is your smaller rectangle with the proper x,y dimensions and then offset (z)

Hi, yes if you create the 2 rectangular entities and then merge them. Or simply create one rectangle(the biggest) and then create a one-sided extrusion (extrusion plane is referenced to the big rectangle side) which is your smaller rectangle with the proper x,y dimensions and then offset (z)

Ivar KJELBERG COMSOL Multiphysics(r) fan, retired, former "Senior Expert" at CSEM SA (CH)

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Posted: 1 decade ago 28 feb 2011, 01:17 GMT-5
Hi

another way to say it: when you draw several geometrical figures in COMSOL, They will be "analysed" and sorted into entities, all adjacent shapes with a common boundary will be considered with "continuity flux" across the common boundary (Union or NOT-assembly mode) that is as saying its the same physical part, it is as if the interior boundary was not there (apart that it will force mesh nodes along the internal boundaries, which allow you later to easily use these boundaries for analysis purpouse

--
Good luck
Ivar
Hi another way to say it: when you draw several geometrical figures in COMSOL, They will be "analysed" and sorted into entities, all adjacent shapes with a common boundary will be considered with "continuity flux" across the common boundary (Union or NOT-assembly mode) that is as saying its the same physical part, it is as if the interior boundary was not there (apart that it will force mesh nodes along the internal boundaries, which allow you later to easily use these boundaries for analysis purpouse -- Good luck Ivar

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