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WJEC Design Theory (AS) (Section A)
Design theory Section A revision, covering all topics. Terms & definitions taken directly form WJEC specifications, so if you need it, it should be here! No guarantees though...
67
Art/Design
Not Applicable
04/23/2014

Additional Art/Design Flashcards

 


 

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Term
Assembly Line Production
Definition
The arrangement of machines, tools, and workers in which a product is assembled by having each perform a specific task in a series of stages organised in a direct line.
Term
Advantages of Assembly Line Production to the Workforce and Manufacturer
Definition
  • Lower Skilled workeres needed
  • Lower cost implications
  • Large volumes of products produced to the same standard
  • Human monitoring of Quality Control
  • Just in time ordering of materials
Term
Cell Production
Definition
Cell production involves small teams of skilled people working together with individual responsibilities, aiming to produce high quality products.
Term
Advantages of Cell Production to the Workforce
Definition
  • Working in small teams
  • Shared responsibility
  • Interesting work, not so repetetive
Term
Advantages of Cell Production to Manufacturer
Definition
  • Teams take resposibility for all aspects of production
  • Development of workforce skills
  • System allows Quality Control to be acheived
Term
Concurrent Engineering
Definition
A method of organising the development of a product by a simultaneous rather than a sequential process, to reduce the time required to bring a new product to market.
Term
Advantages of Concurrent Engineering
Definition
  • Product development is acheived more efficiently (cost saving)
  • Allows analysis of multiple design features to occur at the same time prior to final development
  • Multi-disciplinary approach builds positive teamwork and encourages collaborative work
  • Encourages the consideration of product life-cycle (manufacture - disposal), cost, quality, and user requirements
Term
Reverse Engineering
Definition
The process of identifying the technological/functional features of a product by taking it apart.
Term
Advantages of Reverse Engineering
Definition
  • Product development can be accomplished more efficiently with a substantial cost saving
  • Detailed information can be gained about a products structure and form
  • An edge on the competition can be gained
Term
JIT Ordering
Definition

JIT = Just In Time

Designed to reduce costs for the manufacturer, especially by reducing storage costsMaterials/components are delivered to the manufcaturer as they are needed (Just In Time) - a problem if the delivery doesn't arrive on time. 

Car production makes good use of JIT, where each car is mad eto the customer's specification. The correct materials/components arrive as the car reaches the correct stage on the production line.

Term
Advantages of JIT
Definition
  • Less stroage space required
  • Efficient and faster manufacturing system - gets the product more quickly to the market
  • Releases capital (money) for use else where - not spent on stock just sitting on a shelf
  • No depreciation in material costs
  • Increased profit margins
Term
Risk Assessement
Definition

A risk assessement is a careful examination of what, in the workplace, could cause harm to people, machinery, or the enviroment, so that one can weigh up whether or not enough safety precautions have been taken to prevent harm.

 

  1. Identify the potential hazard
  2. Who/what is at risk?
  3. Evaluate existing precautions. Does something need to be done?
  4. Record findings
  5. Review the evaluation periodically and repeat process
Term
Stages Of Production
Definition

Manufacturing stages used to produce products in industry.

  1. Sourcing of materials
  2. The buying cycle
  3. Forward ordering
  4. Storage
  5. Processing
  6. Assembly
  7. Finishing
  8. Packaging/labelling
  9. Transportation
Term
Sourcing Materials (Stages Of Production)
Definition

Stage One


Taking a raw material into a workable material

Term
The Buying Cycle (Stages Of Production)
Definition

Stage Two

 

Systems used to ensure appropriate materials are in stock, e.g. planning and trakcing material orders.

Term
Forward Ordering (Stages Of Production)
Definition

Stage Three

 

Ordering in advance to ensure the materials are ready for production

Term
Storage (Stages Of Production)
Definition

Stage Four

 

Choosing an area which is big enough and suitable for the material, e.g. ventilated wood storage, fabric on roll

Term
Processing (Stages Of Production)
Definition

Stage Five

 

The stage of forming the material through hand and machining processes, e.g. cutting materials to size

Term
Assembling (Stages Of Production)
Definition

Stage Six

 

Manufacturing methods used to join together components, e.g. stitching, adhesion, etc.

Term
Finishing (Stages Of Production)
Definition

Stage Seven

 

To protect/enhance the appearance of the product, e.g. varnishing, topstitching, overlocking, binding

Term
Packaging/Labelling (Stages Of Production)
Definition

Stage Eight

 

Protection of the product, labelling to show that appropriate tests are carried out.

Term
Transportation (Stages Of Production)
Definition

Stage Nine

 

To distribution centres and eventually to the consumers

Term
One Off Production
Definition

The production of a product made only once, e.g. bespoke tailoring/furniture.

 

  • Unique features of the product
  • Made to measure item for a single item
  • Specific scale or materials used
Term
Batch Production
Definition

Producing a product in groups, or batches, e.g. clothes, bread.

 

Small quantities allow for :

  • Incremental improvement of products
  • Testing the market
  • Seasonal demands
  • Dealing with market fluctuation

 

Term
Mass/High Volume Production
Definition

The procution of large amounts of standardised products on production lines.

 

  • Consumer demand for large quantities
  • High profit margins
  • Production line assembly
Term
Continuous/Flow Production
Definition

A continuous flow of production that is highly automated, e.g. bottling factories.

 

  • Production in a continuous line
  • Low pay, unskilled labour
  • Fast and efficient for the manufacturer
  • Uses computer control
Term
Intellectual Property
Definition

Allows designers to own things they create. Designers can control people's use of IP and can gain reward from it. This encourages further innovation and creativity.

 

The four main types are:

Copyright

Design Rights

Patents

Trademarks

Term
Copyright
Definition
Copyright protects material, such as literature, art, music, sound recordings and films.


• Copyright arises automatically;
• Recognised internationally; 
• Becomes a property that can be bought, sold, hired or licensed;
• Lasts until 70 years after the death of the author.
Term
Trademarks
Definition
Trade Marks protect marks, e.g logos, that can distinguish products and services of one company from those of another.

Protects
• Any sign which can be represented graphically;
• Any sign which can distinguish goods or services;
• Includes words, personal names, designs, letters and the shape of goods and
Their packaging;
• Registered for 10 years and can be renewed every 10 years indefinitely.
Term
Patents
Definition

Patents protect the technical and functional aspects of products and processes.


Rights to the exclusive use of an invention can last for a maximum of 20 years if annual renewal fees are paid.

Term
Design Rights
Definition

Protects the internal and external 
shape of a product - the product must be 3D.


Lasts either 10 years from first marketing, or 15 years form creation.


Exclusive to the UK

Term
Registered Design
Definition

Protects the look and appearance of a product. It would cover a textile pattern, for example.

 

Up to 25 years protection in the UK and EU.

Term
Designers Rights
Definition
If someone uses an IP without permission legal action can be taken to stop them. 

If a designer does not want to use the IP themselves, they can sell it, just like physical property.

If Designers want to let other people use their IP, but want to keep control of it, they can licence it to one or more people.

Designers can also confidentially discuss design ideas without fear of being copied, once IP is established.
Term
Quantitative Testing
Definition

Tests which are objective, measurable, and can be assessed against specific performance criteria.


For example;

  • Does the car drive at 50mph?
  • Does the ski jacket repel water?
  • Does the material weigh less than 5kg?
Term
Qualitative Testing
Definition

A more subjective (based on personal experience) form of testing.


For example;

  • Is the material aesthetically pleasing?
  • Is the material comfortable?
Term
Product Analysis
Definition
An in depth test and evaluation of an existing product to make key judgements about its performance and manufacture.
Term
Above The Line
Definition
Aspects of the design that are visible and of interest to the consumer. Sort of like and in-depth review of a product.
Term
Aesthetics
Definition
  • Design details
  • Shape/style
  • Characteristics of material(s) used
Term
Ergonomics
Definition

Design points that tkae into account comfort, efficiency, safety, and ease of use of the product.

 

  • Appropriately sized screen on phone
  • Appropriate placement of functional pockets
Term
Below The Line
Definition
Aspects of the design that are of interest to the manufacturer. Invisible, operational characteristics.
Term
Quality Assurance
Definition

The steps taken to ensure a product is of as high a build quality as possible, taken before manufacture.

 

  • Testing possible manufacturing methods
  • Testing materials for suitable characteristics and properties
  • Ensuring appropriate training has taken place
  • Planning how accuracy will be acheived (pattern pieces, jigs, templates)
  • Planning Quality Control
  • Planning timing, using a Gantt Chart
Term
Quality Control
Definition

The steps taken to ensure a product is of as high a build quality as possible, taken during manufacture.

 

  • Testing accuracy of manufacture
  • Setting measurable, examinable targets
  • Are seams sewn correctly?
  • Have joints been made within the specified tolerance?
Term
The Design Process
Definition

A structured process, which includes stages from the design brief to the successfull completion of a product.

 

Planning

Research

Specification

Prototype

Detailed Desiging (Man. Pack)

Quality Control/Assurance

Term
Design Specification
Definition

A statement of what a not-yet-designed product is intended to do. Sets out targets and measruable criteria that meets the needs of the consumer.

 

Helps with designing - designer aims to meet spec. points, and evaluation - summatively evaluate at each step of designing.

Term
Prototype
Definition
pre-production model that tests aspects of the design  before final manufacture.
Term
Detail Desiging
Definition

Also known as manufacturing pack.

 

The details necessary for the manufacture of a product.


  • Dimensions
  • Materials
  • Specific manufacturing processes
  • Mould details/pattern pieces
Term
Inversion
Definition

To do the opposite, in terms of proportionposition, or arrangement of design details within an existing deisgn to create a new design.

 

For example, redrawing a bag with the right detail on the left.

Term
Disassembly
Definition
Taking apart an existing product to analyse key components. Often as part of a product analysis.
Term
Morphological Analysis
Definition

Breaking down a product into its key features, then inserting these into a matrix and creating new combinations in order to create a new design.

[image]

Term
Innovation
Definition

new method, idea, or technology. Generated by market pull or technology push.

 

Can be small (incremental) or large (radical).

Term
Technology Push
Definition
Whereby designers create a new technology, paving the way for further product innovation
Term
Market Pull
Definition
Whereby consumers desire a not-yet existent product. For example, the boom of the digital camera was genreated by market pull.
Term
Product Champion
Definition

People with a vision for a new or existing product they wish to see succeed. They play a co-ordinating role between designers, manufacturers, and marketing experts.

 

For example, Richard Branson of Virgin.

Term
Entrepreneur
Definition

The people who have the skills and initiative necessary to take good new ideas to market, and have the right ideas to make the idea profitable.

 

For example, Mark Zuckerberg of Facebook. 

Term
Lone Inventor
Definition

Often fulfils the role of Product Champion, Entrepreneur, as well as creating new designs themselves.

 

For example, James Dyson, of Dyson.

Term
Primary Specification Point
Definition
An essential and required specification point.
Term
Secondary Specification Point
Definition
A desirable specification point.
Term
Iconic Product
Definition
A product which is an important and lasting symbol of something. For example, Mary Quant's mini-skirt from the 1960s.
Term
Classic Product
Definition
A product recognised as the standard model. For example, the Bic Biro, or Victorinox Swiss Army Knife.
Term
Primary Research
Definition
The collection of original data. For example an orignial drawing, or photograph.
Term
Secondary Research
Definition
The collection of pre-existing data, for example a product review.
Term
Performance Modelling
Definition

Testing of prototypes in order to test their function.

 

  1. Modelling materials
  2. CAD modelling
Term
Modelling Materials
Definition

Materials are modelled to make functioning prototypes to test the function of a product.

 

Traditional materials include paper, clay, cardboard, calico, foam, etc.

Term
Computer Aided Design Modelling
Definition
Using software such as CLO or SolidWorks to test the function of a virtual prototype.
Term
Advantages of CAD Modelling To The Designer
Definition
  • Enables quick editing (saving time)
  • A total 3D view of a product, regardless of real size
  • Animation to show moving parts in motion 
  • Looking at layers, prior to sending the product to be manufactured.
  • Communicating the design to clients all over the world to recieve feedback, prior to manufacture.
Term
Advantages of CAD Modelling To The Manufacturer
Definition
  • Assembly Planning
  • Preparing for manufacture (planning tool paths, size and speed of cutter)
  • Evaluting materials
  • Scale drawings produced. 
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