Unit 1 The Design Process

THE DESIGN PROCESS

DESIGN PROCESS 1. IDENTIFY 6. IMPLEMENT

2. IDEATE

5. DECIDE

3. REFINE 4. ANALYZE

Hunting seat

Problem identification Background Data

Economics Problem identification

Causes

Needs Effects

Hunting seat – problem identification – Many hunters sit on tree limbs  unsafe and uncomfortable  a seat is needed – Requirements: • • • •

Must be carried by hunter Provide safety and comfort Weight Colour etc.

Hunting seat – problem identification • Other needed information – Hunters and hunting: method of hunting, hunting season, hunting weapons etc. – Market information: price, possible customers, dealers etc.

Preliminary ideas List ideas Sketches Preliminary

New approach

ideas Ideate

Notes Brainstorm

Preliminary ideas • Brainstorming ideas … • Description of best ideas

– Include footrest – Method of ascending – cable and pulley system. – Accessories: rifle rack, bow rack, sun shade, safety belt – …….

• Attach sketches

Refinement Shapes and form Intersections developments Refinement Weights & volume

Physical properties

Scale drawings Angles & lengths

Hunting seat - refinement • Description of design – – – – – –

Must support 350 pounds Weight under 10 lbs Fit tree from 8 – 10 in diameter Has climbing device Has nylon safety belt Comfortable seat …

Hunting seat - refinement – – – –

Platform for standing Weatherproof material Fit the trunk of car Tilt seat

• Attach scale drawing

Analysis Science Graphics

Logic Analysis

Engineering

Mathematics Experience

Hunting seat - Analysis • Functions – Method of climbing trees – Provide comfortable seating – Provide desk for standing

• Human engineering: seatbealt, footrest, weight ect.

• Market and consumer acceptance: Price, advertising, retail

Hunting seat - Analysis • Physical descriptions

– Fit trees 8’’ – 18’’ diameter – Straps for carrying on back – Nylon safety belt …

• Strength

– Support 300lbs – Safety belt support 350lbs …

• Product procedure • Economic analysis

Decision Accept Combine

Reject Decision

Continue

Restudy Stop

Implementation Working drawing Specification

Models Implementation Finished solution

Details Maketing