by a group headed by Dan Moore to manufacture electric cranes for 12V DC
applications. the first units were manual rotation and the boom angle could not
be changed while loaded.
Began building cranes with power rotation and power elevated
booms. Rotation mechanisms were chain drive and booms were raised by a cable
Cylinder raised boom model designed.
purchased by Herb Koenig, Jr.
crane built using worm gear rotation mechanism.
1983 Planetary winch used on hoisting function for the first time. Because of it's
efficiency these units have become the standard in the crane industry.
slewing ring with internal gear drive used on rotation drive.
shop and offices to 11505 Todd St. Houston, TX.
Hydraulically driven models developed using pressure compensated control
1993 Added an
additional bay to the Todd facility, doubling plant capacity.
Proportional control system added to hydraulic cranes.
with either a load sensor or an anti two-block were equipped with a
microprocessor to monitor these functions and drive the monitored functions, eliminating
the mechanical relays previously necessary.
the machine and welding shop to an outside facility adding over 15,000 square
feet to the company's productive capacity.
2001 Our 40th
year in business.
Introduced the 72100XP, a 72,000 ft-lb., hydraulic crane with planetary
winch and 24ft. hydraulic extension.
Introduced the 4064XP. a 40,000 ft.-lb., hydraulic crane with planetary
winch and 22 ft. hydraulic extension.
- Broke ground on New Facilities. SEPT.- Offices were moved into
Introduced the 6036DX-22, a 36,000 ft.-lb., DC powered crane with Power
extension to 22 ft.
Introduced the L-8 crane and the LA-6K Crane.
50 Years of customer service and dedication.
Introduced the 60100XP a 60,000 ft.-lb., hydraulic crane with planetary winch
and 24 ft. hydraulic extension.
Introduced the 3612REE and the 3612X series, 12,000 ft.-lb. electric/hydraulic
crane with planetary winch powered by a 2.7 Hp permanent magnet motor.