Sheldon Roberts Design Projects

Sheldon Roberts, P.E.

1918 Wallinford Circle

Sun Prairie, WI 53590

Home: 608-834-8060

Cell: 608-843-0452

sroberts99@charter.net

Medical Projects

Spacelabs Healthcare Akron Anesthesia Machine

� Acting as lead mechanical engineer coordinating efforts of worldwide design team while responsible for individual components and subsystems.

� Mechanically architected complete system. Maintaining system wide mechanical documentation as well as reviewing components and subsystems for manufacturability, assembly, safety and regulatory compliance as company wide Safety Engineer

Hill Rom Total Care Bed

� Led and participated in design effort of side rails, side rail mounting, and controls conforming to all UL and international standards

� FEA analysis of mounting to bed

Kerr Dental Demi Hand Held Curing Light and Charging Base

� Designed charging base while giving

design aid for hand

held curing light

� Performed drop test

simulation on curing wand and battery pack

Hollister Breast Pump

� Designed housings, pump, and control

interface for a

redesigned breast pump

� Analyzed current system design

problems to increase reliability and reduce

cost

Hospira Symbiq Infusion System

� Designed various components of new

infusion system

Phillips Sonicare Toothbrush

� Redesigned

existing product for

improved

manufacturability,

ergonomics and

reliability

Ikaria INOMAX Vasodialator System

� Designed various internal and

external components of Nitric

Oxide inhalation system for

treatment of term and near

term neonates with hypoxic

respiratory failure

Consumer Projects

Tension Labs Digital Earphone Amplifier

� Designed housings and electronic packaging for

the digital earphone

amplifier

Wilson Sporting Goods Adjustable Batting

Helmet and Shock Absorbing Catcher’s Mask

� Designed adjustable head size strap system

for batting helmet

� Computer simulation of

shock absorbing

system for catcher’s mask

Fiskars School and Crafting Products

� Designed line of school products including

protractor, pencil

sharpener, pencil box and rulers

� Designed paper trimmer line and

crafting shape punching line

Sunbeam Oster Blender Family

� Led design effort for new line of blenders

� New components included housings,

motors, control panels,

lids while keeping backward compatibility

of existing product line

SC Johnson Room Purifier

� Involved in research, lay out and design and

CADR testing of Oust

room air purifier

SC Johnson Sense & Spray Automatic Spray

� Mechanical design of housings, drive train,

and electronic

packaging of new air fragrancer

Suncast Automated Hose Reel System

� Led design effort of new automated hose

reel.

� Designed drive

mechanism and aided

in FEA analysis of pressure line drops to

simulate performance of system

Suncast Cat Litter Box and Storage

� Designed cat litter box, 2 storage containers

and rake

Commercial / Industrial/Laboratory Projects

Uline Under Cabinet Refrigerator Organizer

� FEA analysis of door hinge

� Involved in ideation of new food organizing

system in luxury under

cabinet refrigerator

Spacesaver Library Shelving Units and Safety System

� Involved in aesthetic face and handle design

for storage system

� Mechanical design of

safety system to

prevent actuation of movable stacks if lanes

were occupied

BP Castrol Cutting Fluid Monitoring System

� Researched, laid out and designed

components of

automated system that monitored impurities in

industrial cutting fluid

Berkel Meat Slicer

� Led design effort of new meat slicer

� Designed translational drive, meat holding

table, sharpener, blade

mounting and blade motor mount system

Buell Blast Motorcycle Components

� Designed various components of new

Buell Blast single

cylinder motorcycle

� Components included

wheels, cylinder head, fuel tank, fairings and

chain tensioners among others

Herman Miller Line of Furniture

� Designed adjustable height system for line of office furniture

� 3 versions of interchangeable drives designed to lift up to 300 pounds on table top

� FEA analysis of complete system

Electronic Theater Controls Automated Shutter System

� Designed automated shutter system for ETC’s Revolution automated lighting system

� Repeatability, reliability and low sound levels inherent in design of 4 sliding shutters 1” in front of 750 watt bulb

Prince Castle Restaurant Toaster Oven

� Designed new toaster oven for Prince Castle’s customer based on existing components of single cavity model

� Simplified design of components and electronic packaging for manufacturing and assembly

� Thermal testing of completed unit

Beecher Tissue Microarrayer

� Mechanical layout and design of housings,

linear stages, electronic

packaging, and tissue sampler

Georgia Pacific Fountain Drink Sealing System

� Designed, prototyped and tested various

components of

automated soft drink sealing system such as

media feed and external housings

Miniaturized Chromatography System

� Laid out and designed mechanical components for benchtop liquid chromatography system

� Prototyped, assembled and tested components and system for performance