black & decker drill / driver group #15 doug byrne holly czechowski lauryn brown rohan thadani...
Post on 04-Jan-2016
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Black & Decker Drill / Driver
Group #15
Doug Byrne
Holly Czechowski
Lauryn Brown
Rohan Thadani
Jon Barsa
Product Specs
• Driving Screws / Drilling holes
• 3/8” Variable Speed Drill
• 5 Amps
• Directional Switch
• Keyless Chuck
• Includes Level and Drill Bit Attachment
Individual Components
Keyless Chuck Directional Switch
Level Extra Drill Bit Storage
How Does It Work?• Electrical Energy >> Mechanical Energy
• AC Motor
• Major Components:– Stator– Commutator– Rotor– Gear Assembly– Fan
Individual Components
COMMUTATOR ROTOR
MOTOR STATOR
Individual Components
FAN
GEAR ASSEMBLY
Suggestions• Multiple position lock on Trigger
– Higher Cost (-)
– More Convenient (+)
• Longer Cord
– Higher Cost (-)
– Less Extension Cords (+)
• Get Rid of Level
– Inaccurate due to loose fit (-)
– Save Money (+)
Gear Assembly
Wikipedia Page:
http://gicl.cs.drexel.edu/wiki/
Group_15_-_Black_and_Decker_Drill
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