Please enable JavaScript.

Coggle requires JavaScript to display documents.

Mechanisms, image, image, image, image, image, image, image, image, image,…

- - - - brake system.
  - - - Cylindncal gears
      - Conical gears
  - - - axles
      - simultaneously
  - - - Constant system
        
        velocity remains constant
      - Reducing system
        
        velocity is reduced
      - Multiplying system
        
        velocity is increased
- - - - Class 2
        
        The resistance ii between the fulcrum and the effort applied.
      - Class 3
        
        The effort apphed is between the fulcrum and the reustance.
      - Class 1
        
        The fukrum is between the effort applied and the resistance.
- - - - By compression
      - By traction
      - By torsion
  - - - Band brake
      - Drum brakes
      - Disc brakes
- - - - This consists of a bolt or threaded bar and a nut that has the same intenor diameter as the diameter of the bolt.
      - Uses: presses, taps, car jacks, screw tops for bottles
    - - A crank is a bar attached to an axle that is used to turn it
      - Uses; roller bhnds, coffee grinders, crushing machines and cranes
    - - This uses a pinion that is a small cogwheel, mounted on a rack that is a toothed belt or bar
      - Uses: bench dolls, corkscrews, vehicle steenng
  - - - This is a set of connecting rods attached to a jointed axle. Each of the ioints of the axle acts as a crank.
      - Uses; combustion engines and sewing machines
    - - This is basically a rotaung obi crt that pushes a follower as it moves
      - Uses; combustion enfpnes (it regulates the automatic opening and closing of the valves that let fuel and gases in and out), automatic systems
    - - This is composed of a crank and a rod called a connecting rod or link.
      - Uses: internal combustion engmes, windscreen wipers and machine tools
    - - This consists of a wheel with an off centre rotation axle that doesn't coincide with the centre of its circumference
      - Uses: sewing machines, windscreen wipers