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Rotational Movement
1. Belt Drive and Ring Gear
  1. Advantage: Quiet Operation
  2. Advantage: Lightweight
  3. Disadvantage: Slippage causes power loss
2. Pinion and Ring Gear
  1. Advantage: Quiet Compact
  2. Advantage: Requires little maintenance
  3. Advantage: No slippage, effecient
  4. Disadvantage: Noisy Operation
  5. Disadvantage: Impractical to transfer power over long distance
3. Chain Drive
  1. Advantage: No slippage
  2. Advantage: Requires little maintenance
  3. Advantage: Able to transfer power over long distance
  4. Disadvantage: Heavy and less compact than gear drives
  5. Disadvantage: Noisy Operation
4. Bevel Gears
  1. Spur gears that can transfer power angularly
    1. Advantage: Power can be transferred angularly
    2. Disadvantage: Mounting must be very precise
5. Worm Gear
  1. Advantage: Compact
  2. Advantage: High speed reduction
  3. Advantage: Able to produce high torque
  4. Advantage: Does not allow the driven part to drive the driver
6. Motor
  1. AC Motor
  2. DC Motor
7. Bearings
  1. Ball Bearings
    1. Advantage: Able to take both axial and radial loads
    2. Disadvantage: Unable to take high loads
  2. Roller Bearings
    1. Advantage: Able to take high radial loads
    2. Disadvantage: Not designed to take axial loads
  3. Ball/ Roller Thrust Bearings
    1. Advantage: Able to take high axial loads
    2. Disadvantage: Designed for low speeds
    3. Disadvantage: Not designed to take radial loads
  4. Tapered Roller Bearings
    1. Advantage: Can take both high axial and radial loads
    2. Disadvantage: Does not do well with dynamic misalignments
Reciprocal Movement
1. Crank Mechanism
  1. Disadvantage: Complex and requires regular maintenance
  2. Advantage: Takes very little space
  3. Disadvantage: Noisy Operation
2. Cam And Follower Mechanism
  1. Advantage: Different kinds of reciprocal motion can be achieved by changing the profile of the cam
  2. Advantage: Very simple and converts rotational to reciprocal motion efficiently.
  3. Disadvantage: Requires frequent maintenance as the cam might wear out
  4. Advantage: Quiet Operation
3. Hydraulic Mechanism
  1. Advantage: Able to vertically reciprocate very heavy loads
  2. Advantage: Does not add load on the main motor to operate
  3. Disadvantage: Requires a separate hydraulic system
    1. Increased weight
    2. More complex
    3. Takes up a significant amount of space
  4. Disadvantage: Noisy Operation
Hospitality
1. Lighting
  1. LED Lights
    1. Advantage: Energy efficient
    2. Advantage: Long Lifespan
    3. Disadvantage: Expensive
  2. Turbo Lights
    1. Advantage: Cheap
    2. Advantage: Available in many colours
  3. Fluorescent Lights
    1. Advantage: Energy efficient
    2. Advantage: Does not produce much heat
    3. Advantage: Long service life
    4. Disadvantage: Tends to flicker
2. Sound System
  1. Outdoor Speakers

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	Created by Freezypooper Scooper almost 7 years ago