Case Study: Shelf Brackets

Design Brief

These brackets are required to provide support to book shelves. All the

specifications of the concepts fulfil the design constraints.

Department of Industrial and

Manufacturing Engineering University of

Malta

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Catalogue

Department of Industrial and

Manufacturing Engineering University of

Malta

Name: Shelf Bracket A

Description: Shelf bracket

Number of parts: 2 Maximum Load per Bracket (kg): 20

Cost (Euros)/bracket : 9 Material: Stainless steel

Comments:

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Name: Shelf Bracket B

Description: Ribbed Shelf bracket

Number of parts: 2 Maximum Load per Bracket (kg): 40

Cost (Euros)/bracket : 14 Material: Stainless steel

Comments:

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Name: Shelf Bracket C

Description:

Number of parts: 5 Maximum Load per Bracket (kg): 5

Cost (Euros)/bracket : 6 Material: Brass

Comments:

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Name: Shelf Bracket D

Description:

Number of parts: 5 Maximum Load per Bracket (kg): 18

Cost (Euros)/bracket : 12 Material: Aluminium

Comments:

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Name: Shelf Bracket F

Description:

Number of parts: 4 Maximum Load per Bracket (kg): 8

Cost (Euros)/bracket : 4 Material: Aluminium

Comments:

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Name: Shelf Bracket G

Description:

Number of parts: 4 Maximum Load per Bracket (kg): 6

Cost (Euros)/bracket : 2 Material: Stainless Steel

Comments:

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Meeting Notes

Department of Industrial and

Manufacturing Engineering University of

Malta

Two grooves must be punched

Features which go into groove

2 Screws are required

Shelf Bracket A21 November 201217:35

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Welded part

Overall consensus that this bracket is rather simple to fabricate

Shelf Bracket B21 November 201217:18

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The form of this bracket is rather difficult to fabricate

Screw into wallAdjustment screw

Shelf Bracket C21 November 201217:36

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Profile easy to manufacture

Welded parts, intricate surfaces

Shelf Bracket D21 November 201217:38

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Extremely easy to fabricate

Screw - attachment to wall

Usually made out of plastic. Cheap to fabricate but…

Shelf Bracket E21 November 201217:40

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we had issues related to cracking associated with fatigue.

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This mechanism is easy to assemble…However very difficult to disassemble.

The force required to be

the position of the clips is

Shelf Bracket G21 November 201217:43

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exerted in order to change

quite large

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People

Department of Industrial and

Manufacturing Engineering University of

Malta 13/12/2012 17

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