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Early paver console model

This was the state of the paver console when I joined the team.

Early Concept

Step one: Form language with original volumes.

Functional groupings

Membrane buttons and proportional rockers, grouped by functional areas.

L to R: Pendant/screed/paver

Screed groupings more advanced, yet to be applied to paver/pendant.

Paver Operator Console Rendering

Keyshot rendering of production intent models from Creo, with production graphics applied. Design Patent # USD685397S1

Early screed console model

This was the state of the screed console when I joined the team.

Early concept of screed console

The functional groupings were getting figured out, the overall form was taking shape. Time for mockups to review with operators.

Foam mockup for user evaluation

This is a form study model, cut out of urethane foam on "T-rex", our gantry mill. We used this for operator evaluations.

Button forms SLA

This was another foam volume study with SLA button panels to represent the silicone membranes for more user evaluation.

Keyshot rendering near final

This view shows the hand holds molded into the bottom of the panel

Concept Screed Console Rendering

This console is mounted on the screed which makes the freshly laid asphalt flat and smooth. Design Patent # USD685398S1

Screed console in use

Very well-received in the market. Huge step up from previous model, and leapfrogged the competition.

Early screed pendant remote

The state of the model when I joined the team

Concept pendant safety rim

I modeled several options for safety rims to protect from inadvertent operation.

Concept pendant safety rim
Concept pendant safety rim
Concept pendant safety rim
pendant remote tactile affordances

We needed to ensure that the operator didn't have to look at the controls to decide which function to use. This image shows how we differentiated between functions.

Final pendant in production

This is an optional accessory that drives incremental profit because it makes the screed operator more efficient, with less fatigue.

Paving knob design

These knobs were custom for Cat Paving with Cat DNA to differentiate them from the off-the-shelf options.

Early pedestal cover concept

The hex pattern was an attempt to hide the otherwise random mounting bolt locations.

Rotomolding parting line plan

I worked with the engineers and supplier to define parting lines for these articulating covers.

Drawing Markups

With my M&P background, I was able to help the young engineer responsible for these covers by showing him how to set up datum planes for the best tolerances and part quality.

Paver in operation

Paver console, steering wheel, and pedestal covers were my design. Console and Wheel are covered by Design Patents.

Last generation Cat Paver console

This team was able to bring an antiquated, low tech machine into the 21st Century with these consoles and steering wheel.

Last Gen Paver console

Chrome toggles. Need I say more?

Last generation Screed controls

We were able to combine, simplify and consolidate the functions of 4 disparate control boxes into 1 console, and we improved on usability, efficiency, quality and durability.

Last gen Screed extender control box

Each control box used to be for different functions, so the operator would need to walk from one to another to make adjustments. No more of that.

Last generation Screed controls

We were able to get away from columns and rows, so we could group functions for the operator meaningfully.

Paver Operator Consoles

Clean sheet redesign of UI for Cat Paver/screed machines, used to build asphalt roads and pavements.

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©2016 BY CHRISTIAN RITCHIE > INDUSTRIAL DESIGNER. PROUDLY CREATED WITH WIX.COM

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