ME 4182
Patent/Product Search
Team Ramrod
Josh Carter
Blake Forbes
Woosup Lee
Hunter Moore
Bryan Webster
Objectives
Present wrench products that are
currently available today
Present/Review patents related to
building a similar wrench product
Quick Twist
Produced by Midland
Design Inc.
Use differential gearing
system to turn socket by
twisting grip handle
Socket spins in selected
direction because of
constant drive
Switch mechanism
located on top changes
direction.
Available for $75.00
Blackhawk 3/8” Rotator Ratchet
Produced by Stanley
“Twist-action” allows
fasteners without
changing position
Handle rotates 360o in
either direction for
“twist-action”
Quick-release switch
for socket removal
Available for $29.88
Patents
Hand pump-action can opener
Patent No. 6,101,727
Ratchet Wrench
Patent No. 4,448,095
Combination Ratchet and Spinner Wrench
Patent No. 4,592,256
Hand pump-action can opener
Patent Number:
6,101,727
Date: August 15, 2000
Dual-handle can opener
Designed to operated by
either hand
Simply squeeze the
handles together to cut
away the top of the can
Ratchet Wrench
Patent Number:
4,448,095
Date: May 15, 1984
Can be turned in
either direction
Screw in or out a
bolt by twisting the
handle of the ratchet
Combination Ratchet and
Spinner Wrench
Patent Number:
4,592,256
Date: June 3, 1986
Combined ratchet and
spinner wrench
Bolt can be freely
loosened or tightened
while in free spin mode
Also can be tightened
using the conventional
ratchet mode
Question?