Bissell 3-in-1 Lightweight Stick Vac
Aaron Pak, Alan Stoev, Jessica Ho, Sean Shitamoto
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Overview of the Product
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Figure 1. 3-in-1 Lightweight Stick Vac. Model 38B1. (Source: Bissell)
Historical Development of the Vacuum Cleaner
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Daniel Hess’s “Carpet Sweeper”
Figure 2. Daniel Hess Carpet Sweeper Patent.
(Source: Google patents)
Historical Development of the Vacuum Cleaner
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Ives McGaffey’s “Improved Sweeping Machine”
Figure 3. Improved Sweeping-Machine. (Source: Suiter Swantz)
Historical Development of the Vacuum Cleaner
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Herbert Booth’s Cleaning Machine
Figure 4. A vacuum made for Osborne College.
(Source: Time)
Historical Development of the Vacuum Cleaner
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The Electrolux Trilobite
Figure 5. Booth’s vacuum cleaner operating on the floor.
(Source: Time)
Bissell Company History
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Figure 6. Anna Bissell (Source: Bissell)
Bissell and Its Competitors
Dyson Limited: Founded in 1991
Hoover Company: Founded in 1908
SharkNinja: Founded in 1993
Samsung Electronics: Founded in 1969
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Figure 9. Shark Navigator Lift Away Deluxe
Source: SharkNinja
Figure 8. Hoover windtunnel max
Source: Hoover
Figure 7. Dyson V11 Outsize
Source: Bissell
Figure 10. Samsung Jet VS90 Pet Stick
Source: Samsung
Metrics and Testing
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FMEA Matrix
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Table 1. FMEA Matrix
The mass we can pick up with the vacuum
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Figure 11. Graph indicating the mass the vacuum can pick up when using different attachments. Source: Shin-Yi Ho
Vacuum
cleaner
Bag of beans
Electric balance
Figure 12. Measuring the maxim mass the vacuum cleaner can pick up using a bag of beans. Source: Shin-Yi Ho
Decibels as a function of distance from the
vacuum nozzle
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Figure 16. Graph indicating correlation between distance (ft) and measured decibels (dB) over hardwood (left) and carpet (right) surfaces. Source: Alan Stoev via NOISH SLM.
Table 2. Data collected from measuring decibels (dB) over different distances and over different surfaces (hardwood left, carpet right). Source: Alan Stoev via NOISH SLM
Power spectral density and
amplitude vs. frequency graph
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Figure 13. Frequency of Vacuum Sound While Idle Using
Figure 14. Frequency of Vacuum Sound When Get Jammed
Figure 15. Microphone testing setup
The angle that users vacuum on different surfaces
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Figure 17. Vacuum Angle to Subject Height on Rug and Hardwood Surfaces
Table 3. Measurements and Calculations
Figure 18. Three Test Subjects using the Vacuum on a Rug
Questionnaire Response Summary
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Strengths:
Weaknesses:
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Material Study
New Material Benefits
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Specific Section Studied
Figure 19. Vacuum foot with emphasis on connector with main canister.
The Redesign
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Redesign Goals
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Figure 20: Model 38B1 Vacuum Foot
Figure 21: Vacuum Foot Sketch
Foot-to-Vacuum Latch
Problem:
Solution:
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Latch
Figure 22: Vacuum Foot-Canister Latch
Foot-to-Vacuum Latch (cont.)
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Push to release
Figure 23. Foot to vacuum latch mechanism
Vertical Position Lock
Problem:
Improvement:
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Figure 24: 38B1 Vacuum
Vertical Position Lock (cont.)
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Figure 25: Animated Side View of Position Lock
Figure 26. Top , Front, and Side view of implemented design
Carpet-mode Button
Problem:
Improvement:
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Figure 27: Carpet-mode mechanism Top and Front view
Carpet-mode Button (cont.)
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button
fixed “position” piece
rotating “position” piece
bar
spring
wheel
Figure 28. Manual-locking mechanism used to keep vacuum at desired height
Redesign Summary
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Figure 29. Vacuum foot improvements
References
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Questions?
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Old Design vs. New Design Comparison
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Figure 30: Vacuum Foot to canister connector
Figure 31. Top, front, and side view of all redesign elements