Question
Draw and explain a pressure gauge ? What is the used of a Hair spring ?
Answers
The parts of a pressure gauge are :
1. 'C' type Bourdn tube.
2. Connecting link.
3. Sector gear.
4. Pinion gear.
5. Hair Spring.
6. Pointer.
7. Dial.

Uses of Hair Spring : Hair spring serves two purposes name

1. To eliminate any play into linkages.
2. It serves as a controlling torque.   Your Comment




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