Team INASAD
Members:
Jose Medina
Andrew Merk
Michael Fox
Joseph Leone
Alex Sanders
1
Agenda:
 Past Events
 Current Events
 Full System Conceptual
Designs
 Patent Search
 Future Events
 Selection Analysis
2
Past Events
 Group met and discussed full system conceptual
designs.
 Conceptual design document was updated and design
drawings were created
 Patent search was completed
3
Grip and Turn Tool
Advantages
Disadvantages
•Individual height legs
•Not many DOF
•Purely mechanical work
•Pull cables might get on the way
when rising/lowering
•Light weight
•Horizontal range limited
•Cannot operate over obstacles
Points of Interest
Clamps move along rod to adjust
Plexi glass provides added safety
Use of pull cables
Periscope Electric Tool
Advantages
Disadvantages
•Pincher grip fine adjustment
•Electric motors add weight
•Automatable gripping
•Not many DOF
•Implements reliability of motors
•More prone to breakage
•Individual height legs
•Cannot operate over obstacles
Points of Interest
U-shape adjusts to specific bulb length
Bag can be filled up with multiple bulbs before replacement
Bowing Tool
Advantages
Disadvantages
•Can be operated over obstacles
•More user physical work
•More DOF
•Twist angle usage not intuitive
•Individual height legs
•System can tip over with certain
angles
Points of Interest
U-link rotates back and forth through angle
Tilting device
Perpendicular cross-bar adjuster
Hinge Supported Tool
Advantages
Disadvantages
•Can be operated over obstacles
•More user physical work
•Bulb rotation provided by user as
desired
•Attaching/detaching can get
cumbersome
•More DOF
•Attaching/detaching can pinch
fingers
•Can be used from base or at hand
level
Points of Interest
Versatile usage
Hinge at base of U-link provides many DOF
Detaches from base
Push-rod Tool
Advantages
Disadvantages
•Individual height legs
•Limited rotation from bar
•Purely mechanical work
•Potential of breaking bulb
•Potentially wobbly
Points of Interest
Easy bulb alignment (bulb guiding system)
Easy usage
Patent/Product Search

U.S. Patent Office

Thomas Register

Google

Part Distributors



McMaster-Carr
MSC
Grainger
9
Fluorescent Bulb Changing Devices
 Multiple searches were done to find a device in the
same scope of the project.
Result:
RITE-O-GRIP
 Found: Better Lighting Ideas
 Product No.:60050
 Length 52” = 4’ 4”
 Cost: $63.41
10
Fluorescent Bulb Changing Devices
 Lessons Learned
 Simple tool that works for up to 52”
 Use as an option for clamping device.
 Shows level that needs to be improved upon for
further sales
11
Fluorescent Bulb Changing Devices
Fluorescent Light Bulb Changing Device
Patent No. : US 5,730,033
March 24, 1998
Abstract:
•Device implementing gripper assembly
to extract and replace vertically
positioned fluorescent light tube
• Gripper assembly with jaw section
• Implements tension spring
• System of pulleys to open gripper
Fluorescent Bulb Changing Devices
Tool for Changing a Light Bulb
Patent No. : 7,334.503
February 26, 2008
Lesson Learned:
• Pre-loaded tension spring concept
•System of pull cables can be
mimicked
Fluorescent Bulb Changing Devices
Tool for Changing a Light Bulb
Patent No. : 7,334.503
February 26, 2008
Abstract:
•A light bulb changing tool is adapted
for use with a conventional vacuum
cleaner
• Suction nozzle is of an
indeterminate diameter.
• Includes a rotational slip joint that
enables the tool to be rotated
• Includes a torque-limiting coupling
14
Fluorescent Bulb Changing Devices
Tool for Changing a Light Bulb
Patent No. : 7,334.503
February 26, 2008
Lesson Learned:
•Something other than clamps could be
used for removal.
15
Raising/Lowering Subsystem
Name
stand?
Min Height Max Height Travel (in) Cost
Spring-loaded button rod
no
Stand Light,500 W (twist lock)
yes
40
Aluminum tripod
yes
Base/cart (bar knob)
Feasible?
Other
60
$28.70
5' poles, could be modified to telescope
84
44
$57.20
light adds cost
26
57.5
31.5
$40.00
foldable
yes
63
98
35
$284.00
Pedestal base
yes
56
92
36
$214.50
Jack stands
yes
15
24
9
Auxiliary Stand, Heavy Duty
yes
53.375
79
25.625
$133.50
3/4 ton capacity
Tilt stand
yes
28
42
14
$273.50
lockable casters
Manual Positioner
no
18 $3,222.00 No
Ball screw jack
no
72
$518.70 No
Precise
Acme screw jack
no
36
$499.64
5 ton capacity
High-Lift Ratchet Jacks
yes
45.25
$90.68
would need to be applied on 2 sides
Top crank jack
no
15
$53.88
raises side
Rack and pinion jack w/ caster
no
16
$75.53
Heavy duty tripod
Linear Actuator
Yes
27
$111.63
can be found cheaper
no
36
$384.45
powered by 12 VDC
Hydraulic cylinders
no
12
$284.16 No
many added costs
Air cylinders
no
28
$114.89
compressor, tank needed
Rodless air cylinders
no
36
$440.43 No
High-Lift Hydraulic Jacks
yes
31
$473.85
foot operated
Telescopic bottle jack
no
12
$289.01
handle operated
4.5
38
38
49.75
65
69
has usable wheels
No
Not enough travel
16
Raising/Lowering Subsystem
 Lessons Learned
 Hydraulics and pneumatics

Difficult due to cost restrictions and
need for space.
 Travel varies per system, but must
meet a minimum requirement ruling
out certain systems.
 Commercial of the shelf (COTS) items

Many usable options with little or no
modifications.
17
Visual Subsystem
Name
Cost
Other
Audiovox ACA450 Rear-view System
XOVision 2.5" LCD Monitor w/ Back-Up
Camera - RM800HT
BOSS AUDIO CAM10 MINI REAR VIEW
CAMERA
$
299.99
camera & monitor
$
79.99
camera & monitor
$
28.30 RCA connection cam
Clip-On Mirror w/ 7" Monitor
$
80.28
jWIN JVTV2040 5 1/2" B&W
SVAT Electronics GX5204 Wireless handheld
Sec System
$
49.58
$
160.99 wireless cam/ battery
Q-See QSVOSB Security Camera and Monitor
$
63.03 2 camera & monitor
Dog camera
$
81.60
its just wrong
VR3 Backup Parking Sensor
$
39.99
sound alert system
mirror/ monitor
cheap camera &
monitor
18
Visual Subsystem
 Lessons Learned:
 Camera system will present a significant cost
 Camera systems come with a screen or use RCA
cables
 Monitor Type

Would increase space used and increase weight of
product
 Sound location system could be used in replacement
of visual system
19
Clamping Subsystem
Spring Action Scooper
Manufacturing Part No.: 91824
Abstract:
Used to collect pet waste. Weighs less than 1
pound and is hand operated.
20
Clamping Subsystem
Spring Action Scooper
Manufacturing Part No.: 91824
Lesson Learned:
 Alternative of control system
 Example of how to connect clamping device
to hand held controls
 Material choice – light weight, high impact
plastic
21
Clamping Subsystem
Trash Picker
Manufacturer: Cpower Tools Co. Ltd
Model No.: CP-042
Abstract:
Used to collect litter off the ground. Also
can be used to grab things off of high
shelves and behind appliances in
hard to reach places.
22
Clamping Subsystem
Trash Picker
Manufacturer: Cpower Tools Co. Ltd
Model No.: CP-042
Lessons Learned:
 Alternative Clamping system
 Control system
23
Future
 Selection analysis will be
performed systematically
 Design will be selected
from analysis
24
INASAD
Fluorescent Light Changing System
25
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