VAUGHAN CRANE COMPANY LTD innovation strategy

Patent filings in countries

#	Industry
#1	Electrical machinery and energy
#2	Packaging and shipping
#3	Mechanical elements
#4	Transport
#5	Civil engineering

#	Technology
#1	Cranes
#2	Electric motor controls
#3	Electrical vehicle propulsion
#4	Clutches and brakes
#5	Machines for making railways
#6	Electrically-conductive connections
#7	Electric switches

Publication	Filing date	Title
FR1277255A	1961-01-06	Disc brake for cranes
GB861073A	1958-10-03	Improvements in travelling cranes
GB859527A	1958-10-03	Improvements in disc brakes for cranes
GB665184A	1949-05-31	Improvements in travelling electric hoist blocks
GB635417A	1948-04-06	Improvements in controllers for electric motors
US2605313A	1947-10-25	Electric crane and the like
FR939855A	1947-01-21	Improvements to electric lifting devices and the like
GB607080A	1946-01-25	Improvements in control gear for electric cranes and the like
GB540346A	1940-07-19	Improvements in control gear for a.c. induction motors
GB528926A	1939-05-17	Improvements in control gear for a.c. commutator motors
GB142645A	1919-04-22	Improvements in speed control gear for electric motors, specially applicable to crane motors and the like
GB121060A	1918-03-30	Improvements in connection with the Overhead Tracks of Trolley Hoists or Telphers.
CA684808A	None	Brakes for cranes