HISTORY OF CONSTRUCTION EQUIPMENT THE ORIGINAL

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HISTORY OF CONSTRUCTION EQUIPMENT
THE ORIGINAL EARTHMOVER
THE OTIS-TYPE SHOVEL
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1914 – PANAMA CANAL OPENS
EARLY ADAMS GRADER
c. 1913 – HOLT 30
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c. 1913 – HOLT 30
1914 – PEORIA-BUILT HOLT 30
BEST 60 - 1919
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1925
HOLT AND BEST MERGE
CABLE CONTROL, DOZER AND RIPPER
LETOURNEAU CARRYALL SCRAPER
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CATERPILLAR AUTO PATROL – 8.2 t. - 60 HP
PREPRODUCTION CAT 60 DIESEL TRACTOR
NEW PARADIGMS FROM THE EARLY '30S
THE INTEGRAL MOTOR GRADER
DIESEL POWER
YELLOW PAINT
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EARLY EUCLID OFF-HIGHWAY TRUCK
EUCLID WHEEL TRACTOR BOTTOM DUMP
SUPER C TOURNAPULL
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HOUGH HF PAYLOADER – 3/4 C.Y.
1948 - EUCLID FDT SCRAPER
1951 – CAT DW21
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1914 -- ERIE FULL REVOLVING SHOVEL
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Click to add an outline
1954 – DEMAG HYDRAULIC EXCAVATOR
THE THREE LOADING TOOLS
THE TRACK-TYPE LOADER
THE WHEEL LOADER
THE HYDRAULIC EXCAVATOR
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1953
LETOURNEAU SELLS TO WEST
WEST.-AIRBRAKE
AIRBRAKE
GM ACQUIRES EUCLID
EUCLID DIV. OF GM -- TS18/TC12
TC-12 PUSHLOADING S-18
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1958 - LETOURNEAU-WESTINGHOUSE HAULPAK
MID-1950S
BASIC TYPES OF MACHINES ARE COMPLETE
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TRACK-TYPE TRACTOR
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WHEEL LOADER
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TRACK-TYPE LOADER
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MOTOR GRADER
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HYDR. EXCAVATOR
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OFF HIGHWAY TRUCK
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WHEEL TRACTOR-
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BOTTOM DUMP WAGON
SCRAPER
AN IMPORTANT DERIVATIVE:
THE 1957 CASE BACKHOE LOADER
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1957 – Case 320 Backhoe Loader
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1966 VOLVO-BM DR631 DUMPER
CONSTRUCTION EQUIPMENT INDUSTRY MATURES
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1950s THROUGH 1970s – BOOM TIMES,
EMPHASIS ON LARGER EQUIPMENT
1980s ONWARD – SHIFT TO URBAN WORK,
EMPHASIS ON SMALL TO MID-SIZE
MID SIZE
MACHINES, ENHANCED EASE OF
OPERATION, SAFETY, REDUCED NOISE,
EMISSIONS
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BUCYRUS-ERIE 495-B 1400 t. ROPE SHOVEL
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