Questions tagged [shafts]

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4 answers
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Why aren't tricycles use cardan shafts?

All the tricycles I saw use chains. It looks far from being efficient comparing the regular bike: Notice how long the chain is. They have to use 2 chain idlers. The back path is inside the curved ...
Kasheftin's user avatar
  • 101
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How to adapt a threaded drive shaft to a keyed shaft (for use with V-belt pulleys)?

I am sure there is a very simple answer to this question, but with no formal mechanical engineering education, I don't know what it is. I have a 2.5 HP, 3,450 RPM continuous duty electric motor with a ...
Colgate2004's user avatar
0 votes
1 answer
125 views

How (or should I) to connect a D-shaft to a load, through a bearing?

I have a gear with a D-shaft that is intended to directly drive a turntable. Something relatively heavy at very low speeds and with not much torque, if it's important. I really don't want the gear to ...
TQQQ's user avatar
  • 119
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0 answers
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Are double universal (Cardan) joints exactly constant velocity?

Some double universal joints use a centering joint to ensure that the angle of the input and output are equal to maintain a constant velocity through the joint. From what I can tell, this centering ...
Ryan's user avatar
  • 67
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3" shaft high wear

A 3" drive shaft 27" long with keyway. Application 40 ft long mixing tank Limestone 40% mix with water RPM 60, temperature 70 °F - 200 °F Shaft supported by hard iron static bearing 1045-...
Mike Huggins's user avatar
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0 answers
24 views

Moment at the end of the shaft, after a bearing?

I have an application with an interchangeable load. That can be swapped in a machine. The bearing and break are both mounted to different sides of the same plate The load is placed on two shafts that ...
Murtaza Bahrainwala's user avatar
1 vote
1 answer
29 views

Is there a way to 'switch OR engage/disengage' power between two different rotating shafts depending on a set RPM (wind speed)?

I'm a final year mechanical eng student, I'm working on designing a prototype of a 'Hybrid vertical axis wind turbine (VAWT)". This hybrid turbine consists of two types of VAWTs Savonius & ...
Yashwanth SriHari's user avatar
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1 answer
91 views

Is there a special wrench used to remove this servo tachometer?

I tried using a pulley puller with moderate force to remove the tachometer but it didn’t seem so budge (although I didn’t use heat to soften potential adhesive inside). Looking at the shaft I can see ...
user391339's user avatar