# Projects

## Lifting Bridge part 3

Bridge Part 2 Part 3    Lifting Bridge. 3. 3.4.5 Calculating the total transmission ratio The multiplier transmission in figure 23 is composed of two transmission reactions, each one with a transmission ratio of 3:1. If we combine both the ratio is multiplied and the final ratio is 9:1. In […]

## Lifting Bridge part 2

Bridge Part 2 Part 3        Lifting Bridge.   3.2.5 Cut the following pieces from the 250 x 70 x 5 mm piece of plywood. 1 piece of 110 x 70 x 5 mm 1 piece of 60 x 70 x 5 mm 2 pieces of 10 x […]

## Lifting Bridge

Bridge Part 2 Part 3   Lifting Bridge. Posted on April  14th, 2009 by     Note: Once finished, models shouldn’t be used as toys in the commercial sense of the word. They are an educational tool, suitable for the classroom   1.) Technical Information  Activities to be undertaken  Interpretation of […]

## Helicopter Assembly Details 3

Thermoelectric helicopter Part 1 Part 2 Part 3      Helicopter Assembly Details 3   6.6 Final assembly 6.6.1 Fix the radiator and its cell in place in the cabin, leaving a 40mm gap between the cell and the base support of the candle. To do this place an object […]

## Helicopter Assembly Details 2

Thermoelectric helicopter Part 1 Part 2 Part 3      Helicopter Assembly Details   6.3 Preparation of the undercarriage 6.3.1 Get 4 pieces of 130mm (1i) and 2 pieces of 110mm (1k) from two rods (1). Polish 6.3.2 Bend one of the ends of the 130mm rods at an angle, […]

## helicopter assembly

Thermoelectric helicopter Part 1 Part 2 Part 3      Helicopter Assembly Details   1. Technical information Type: Functional model to be constructed Use: Construct in a workshop, for students of 12 and above 2. Elements used Radiator: Material: aluminium (non-magnetic, smooth) Treatment: Cut, file and polish Attachment: Stick together […]

## Thermoelectric helicopter with siren

Thermoelectric helicopter Part 1 Part 2 Part 3   Thermoelectric helicopter with siren!.       Note: Once finished, models shouldn’t be used as toys in the commercial sense of the word. They are an educational tool, suitable for the classroom   Does the idea of checking if a propeller is […]