A listing of a number of NPD design projects I've worked on the past several years

1. 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

2. Medical Projects

3. 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

4. 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

5. 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

6. 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

7. Hospira Symbiq Infusion System
Designed various
components of new
infusion system

8. Phillips Sonicare Toothbrush
Redesigned
existing product for
improved
manufacturability,
ergonomics and
reliability

9. 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

10. Consumer Projects

11. Tension Labs Digital Earphone
Amplifier
Designed housings and
electronic packaging for
the digital earphone
amplifier

12. 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

13. 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

14. 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

15. SC Johnson Room Purifier
Involved in research,
lay out and design and
CADR testing of Oust
room air purifier

16. SC Johnson Sense & Spray Automatic
Spray
Mechanical design of
housings, drive train,
and electronic
packaging of new air
fragrancer

17. 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

18. Suncast Cat Litter Box and Storage
Designed cat litter box,
2 storage containers
and rake

19. Commercial / Industrial/Laboratory
Projects

20. Uline Under Cabinet Refrigerator
Organizer
FEA analysis of door
hinge
Involved in ideation of
new food organizing
system in luxury under
cabinet refrigerator

21. 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

22. BP Castrol Cutting Fluid Monitoring
System
Researched, laid out
and designed
components of
automated system that
monitored impurities in
industrial cutting fluid

23. Berkel Meat Slicer
Led design effort of
new meat slicer
Designed translational
drive, meat holding
table, sharpener, blade
mounting and blade
motor mount system

24. 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

25. 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

26. 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

27. 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

28. Beecher Tissue Microarrayer
Mechanical layout and
design of housings,
linear stages, electronic
packaging, and tissue
sampler

29. 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

30. Miniaturized Chromatography System
Laid out and designed
mechanical components for
benchtop liquid
chromatography system
Prototyped, assembled and
tested components and
system for performance