F3 Krupalu 21.1.21 Pallavi D2

In the above figure, what is the name of the bolt?

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ALP CBT 2 Fitter Previous Paper: Held on 23 Jan 2019 Shift 1
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  1. Bent foundation bolt
  2. Lewis foundation bolt
  3. Eye foundation bolt
  4. Rag foundation bolt

Answer (Detailed Solution Below)

Option 3 : Eye foundation bolt
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Explanation:

Foundation Bolt

  • For some machines, it is very essential to hold down the machines firmly on the foundation to prevent them from moving.
  • For this purpose, various types of foundation bolts or anchor bolts are used.
  • There are basically four types of Foundation Bolts.

Eye Foundation Bolt

  • This is the simplest of all types.
  • One end of the bolt is forged into an eye and another bar is placed through the eye.
  • This bolt is used in the machine-shop floor, and then cement concrete is poured around.

F1 Ashik Madhu 28.08.20 D8

Bent Foundation Bolt

  • This bolt can either be cast directly in the cement concrete or in lead.
  • The latter one is usually employed when machined are to be fixed on stone beds directly.

quesImage1561

Rag Foundation Bolt

  • This bolt consists of a tapered body, square or rectangular in cross-section, the tapered edges being grooved.
  • This bolt can be used in similar lines as that of the bent bolt.

ragbolt

Lewis Foundation Bolt

  • Lewis bolt is a tapered bolt used as a removable foundation bolt.
  • This type of Foundation Bolt is not commonly used for mountaining machines.
  • It is used for lifting huge blocks of stones.

F1 Ashik Madhu 28.08.20 D27

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