Robert N. Stedman

Person

Chillicothe, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Industrial truck with pivotal front frames
- Patent number 4,413,708
- Issue date Nov 8, 1983
- Caterpillar Tractor Co.
- Robert N. Stedman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Vehicle with multi-directional movement capabilities
- Patent number 4,411,329
- Issue date Oct 25, 1983
- Caterpillar Tractor Co.
- Robert N. Stedman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Extra lift mast for lift trucks
- Patent number 4,312,427
- Issue date Jan 26, 1982
- Caterpillar Tractor Co.
- Robert N. Stedman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Compact reversible variable speed transmission and differential
- Patent number 4,267,749
- Issue date May 19, 1981
- Caterpillar Tractor Co.
- Robert O. Chambers
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Track assembly for track-type vehicles with dual link assemblies
- Patent number 4,257,653
- Issue date Mar 24, 1981
- Caterpillar Tractor Co.
- Thomas C. Meisel
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Apparatus for shifting center of gravity of a work vehicle
- Patent number 4,230,199
- Issue date Oct 28, 1980
- Caterpillar Tractor Co.
- Robert N. Stedman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Apparatus for transporting elongated members
- Patent number 4,221,525
- Issue date Sep 9, 1980
- Caterpillar Tractor Co.
- Robert N. Stedman
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Combined lifting mechanism and overhead guard for lift vehicles
- Patent number 4,207,967
- Issue date Jun 17, 1980
- Caterpillar Tractor Co.
- Robert N. Stedman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Ground-engaging implement assembly
- Patent number 4,204,578
- Issue date May 27, 1980
- Caterpillar Tractor Co.
- Robert N. Stedman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Ejector assembly having a pivotal upper member
- Patent number 4,197,049
- Issue date Apr 8, 1980
- Caterpillar Tractor Co.
- Robert N. Stedman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Material ripping vehicle
- Patent number 4,174,757
- Issue date Nov 20, 1979
- Caterpillar Tractor Co.
- Robert N. Stedman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Apparatus for cleaning a track assembly
- Patent number 4,172,486
- Issue date Oct 30, 1979
- Caterpillar Tractor Co.
- Robert N. Stedman
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Four-track low ground pressure crawler vehicle
- Patent number 4,166,511
- Issue date Sep 4, 1979
- Caterpillar Tractor Co.
- Robert N. Stedman
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Apex track shoe and method for making the same
- Patent number 4,165,137
- Issue date Aug 21, 1979
- Caterpillar Tractor Co.
- Robert N. Stedman
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Ripping apparatus
- Patent number 4,152,991
- Issue date May 8, 1979
- Caterpillar Tractor Co.
- Robert N. Stedman
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Bulldozer attachment for four-tracked tractor
- Patent number 4,147,218
- Issue date Apr 3, 1979
- Caterpillar Tractor Co.
- Robert N. Stedman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Track shoe with retaining flanges
- Patent number 4,141,601
- Issue date Feb 27, 1979
- Caterpillar Tractor Co.
- Robert N. Stedman
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Heavy-duty ripper for dual traction unit
- Patent number 4,140,186
- Issue date Feb 20, 1979
- Caterpillar Tractor Co.
- Robert N. Stedman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Track shoe with clamping means
- Patent number 4,123,119
- Issue date Oct 31, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Backhoe with multi-movement capabilities
- Patent number 4,122,959
- Issue date Oct 31, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Two-component track shoe
- Patent number 4,121,875
- Issue date Oct 24, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Steering apparatus
- Patent number 4,100,990
- Issue date Jul 18, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Vehicle having resiliently mounted counterweight
- Patent number 4,093,259
- Issue date Jun 6, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Industrial truck having a pivotal hood and counterweight assembly
- Patent number 4,090,579
- Issue date May 23, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Bucket with reduced dumping width
- Patent number 4,089,431
- Issue date May 16, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Lift truck with means to pivot mast and the fork carriage thereon
- Patent number 4,084,715
- Issue date Apr 18, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Articulated high lift vehicle
- Patent number 4,082,197
- Issue date Apr 4, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Tire protector assembly for a wheel loader
- Patent number 4,077,141
- Issue date Mar 7, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Blade support and control arrangement for a motor grader
- Patent number 4,074,768
- Issue date Feb 21, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Forward dumping truck construction
- Patent number 4,071,277
- Issue date Jan 31, 1978
- Caterpillar Tractor Co.
- Robert N. Stedman
- B60 - VEHICLES IN GENERAL

Robert N. Stedman

Person

Patents Grantslast 30 patents

Industrial truck with pivotal front frames

Vehicle with multi-directional movement capabilities

Extra lift mast for lift trucks

Compact reversible variable speed transmission and differential

Track assembly for track-type vehicles with dual link assemblies

Apparatus for shifting center of gravity of a work vehicle

Apparatus for transporting elongated members

Combined lifting mechanism and overhead guard for lift vehicles

Ground-engaging implement assembly

Ejector assembly having a pivotal upper member

Material ripping vehicle

Apparatus for cleaning a track assembly

Four-track low ground pressure crawler vehicle

Apex track shoe and method for making the same

Ripping apparatus

Bulldozer attachment for four-tracked tractor

Track shoe with retaining flanges

Heavy-duty ripper for dual traction unit

Track shoe with clamping means

Backhoe with multi-movement capabilities

Two-component track shoe

Steering apparatus

Vehicle having resiliently mounted counterweight

Industrial truck having a pivotal hood and counterweight assembly

Bucket with reduced dumping width

Lift truck with means to pivot mast and the fork carriage thereon

Articulated high lift vehicle

Tire protector assembly for a wheel loader

Blade support and control arrangement for a motor grader

Forward dumping truck construction