Spinal Traction UnitBackground Spinal consultant Dr Raj Singhal envisioned a way to limit the devastating consequences of spinal injury. The spinal traction unit device realigns a dislocated cervical spine, reducing the compression on the spinal cord and providing the best possible chance of recovery. Significant engineering challenges had to be overcome to develop Dr Singhal’s…
Slurry Wall for Amsterdam Subway Station Client: De Weger Architecten and Ingenieursbureau Category: Per review Mechanical Design Background In 1997 De Weger Architecten and Ingenieursbureau in The Netherlands requested an analysis of the slurry wall installation relating to the 23 meter deep excavation on the North-South Metro line (Rokin Station) in Amsterdam. The analysis had…
Skellerup 3500 Litre Tank Client: Skellerup Rotomould Category: xxx Background Skellerup Rotomould approached Motovated Design and Analysis Ltd to aid in the design of a multi-purpose 3500 litre water/septic tank. The tank was to be used both above and below ground, which presented several issues with structural strength and stability. This was a challenging problem,…
SF18 Surface Piercing Drive Unit Client: Seafury International Ltd Category: Mechanical Analysis Background Seafury International Ltd produces a range of surface piercing drives and propellers for the marine industry, and have been involved in some extensive development of their drive units. These units have the top half of the propeller exposed during planing, compared to…
Seismic Assessment for Eaton 93PR Falcon Cabinets Client: Eaton Category: xx Background Eaton approached Motovated to provide seismic assessment of two electrical cabinets for use in Australia and New Zealand. The cabinets had been shake-table tested in accordance with Chinese standards which are not directly referenced by the New Zealand or Australian Building Codes. As…
SCS Ripper Gearbox Design Client: Nimrod Engineering Ltd Category: Mechanical Design Background Screening and Crushing Systems (SCS) approached Motovated Design & Analysis to help in the expansion and development of their Vertical Shaft Cutter (VSC) Ripper line. The patented Orbital Action of the VSC Cutting Chamber (Figure 2) combined with good engineering and clear thinking…
Nimrod 6-8T Tilt Hitch Client: Nimrod Engineering Ltd Category: Mechanical Analysis and Mechanical Design Background Nimrod Engineering Ltd is a steel fabrication company specialising in the design, maintenance and repair of earthmoving attachments, including hitches and buckets. The development of a 6-8 tonne tilt hitch scaled from a 12 tonne model was experiencing problems in…
Nimrod 20T Quick Hitch Client: Nimrod Engineering Ltd Category: Mechanical Analysis & Mechanical Design Background Nimrod Engineering Ltd supplies quick hitches for use with a variety of excavators, with a range of pin centres and dipper widths. To reduce the modification and fabrication time needed to fit each different size, a new quick hitch design…
P11 Bogie Engineering, Design & Analysis Client: Camco Category: Mechanical Analysis Background Late in 2009 KiwiRail commissioned Motovated to engineer a bogie in support of their new Tranz Scenic rail cars. These rail cars were due to be delivered in early 2011 and were to be a significant step forward in terms of ride quality…
CAMCO Industries partnered with Motovated to use FEA-driven design changes to dramatically improve the fatigue life of their deck mounting system.
