Handicap Assist Handle
(used in the toilet module)

 

Design Criteria

Withstand 300 lbs force in any one direction over a 3"2 area Material to comply to all relevant test criteria, i.e V0 rated, CS25.853 (60 sec vertical burn), ABD0031 Chemically resistant material
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Identify the Problem

Discuss customer requirements
Unit Cost
Product Support
Defective Part
Product Redesign
Eliminate Post-production processes
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Offer a Solution

Analyse current design
Produce new product specification
Material
Finish
Test Specifications
Processing requirements
Reverse engineer from samples / drawings
Analyse Product using FEA (if necessary)
Offer customer solutions to suit
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Original Design

Original Design
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New Design

Solid one piece moulding
Eliminating current post moulding processes including bonding, sanding and painting
Reduce areas of high stress
Reduce deflection
Self colour material
Improved F.O.S

New Design
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Torque Load

CUSTOMER
Max Stress 36.50 MPa

Britax Max Stress 36.50 MPa

ACI
Max Stress 36.34 MPa

ACI Max Stress 36.34 MPa
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Side Load

CUSTOMER
Max Stress 36.03 MPa

ACI
Max Stress 20.10 MPa


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Max Stress


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Displacement


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Factor Of Saftey

Factor Of Saftey


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Validating Results


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Conclusion

Physical Testing