Cullen P. Hart

Person

Peoria, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Frictionally driven belted work vehicle
- Patent number RE37174
- Issue date May 15, 2001
- Caterpillar Inc.
- Charles E. Grawey
- 180 - Motor vehicles
Information Patent Grant
Positive drive endless rubber belted track
- Patent number 5,676,436
- Issue date Oct 14, 1997
- Caterpillar Inc.
- Cullen P. Hart
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Frictionally driven belted work vehicle
- Patent number 5,363,936
- Issue date Nov 15, 1994
- Caterpillar Inc.
- Charles R. Grawey
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Frictionally driven belted work vehicle
- Patent number 5,279,378
- Issue date Jan 18, 1994
- Caterpillar Inc.
- Charles E. Grawey
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Endless belt for a belted vehicle
- Patent number D309314
- Issue date Jul 17, 1990
- Caterpillar Inc.
- Charles E. Grawey
- D15 - Machines not elsewhere specified
Information Patent Grant
Endless belt for a track vehicle
- Patent number D302017
- Issue date Jul 4, 1989
- Caterpillar Inc.
- Charles E. Grawey
- D15 - Machines not elsewhere specified
Information Patent Grant
Idler wheel for a track vehicle
- Patent number D298632
- Issue date Nov 22, 1988
- Caterpillar Inc.
- Charles E. Grawey
- D15 - Machines not elsewhere specified
Information Patent Grant
Driver wheel for a track vehicle
- Patent number D298540
- Issue date Nov 15, 1988
- Caterpillar Inc.
- Charles E. Grawey
- D15 - Machines not elsewhere specified
Information Patent Grant
Debris deflector for endless track system
- Patent number 4,531,787
- Issue date Jul 30, 1985
- Caterpillar Tractor Co.
- Cullen P. Hart
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Vehicle suspension system
- Patent number 4,411,447
- Issue date Oct 25, 1983
- Caterpillar Tractor Co.
- Cullen P. Hart
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Tire cooling system and method
- Patent number 4,343,338
- Issue date Aug 10, 1982
- Caterpillar Tractor Co.
- Cullen P. Hart
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle suspension system
- Patent number 4,248,447
- Issue date Feb 3, 1981
- Caterpillar Tractor Co.
- Cullen P. Hart
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle suspension system
- Patent number 4,230,341
- Issue date Oct 28, 1980
- Caterpillar Tractor Co.
- Cullen P. Hart
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Motor grader roadwheel arrangement
- Patent number 4,186,814
- Issue date Feb 5, 1980
- Caterpillar Tractor Co.
- Cullen P. Hart
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Suspension and drive for tandem wheel vehicle
- Patent number 4,186,815
- Issue date Feb 5, 1980
- Caterpillar Tractor Co.
- Cullen P. Hart
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle braking system
- Patent number 4,124,254
- Issue date Nov 7, 1978
- Caterpillar Tractor Co.
- Cullen P. Hart
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Tandem roadwheel leveling system for construction vehicles
- Patent number 4,090,723
- Issue date May 23, 1978
- Caterpillar Tractor Co.
- Cullen P. Hart
- B60 - VEHICLES IN GENERAL

Cullen P. Hart

Person

Patents Grantslast 30 patents

Frictionally driven belted work vehicle

Positive drive endless rubber belted track

Frictionally driven belted work vehicle

Frictionally driven belted work vehicle

Endless belt for a belted vehicle

Endless belt for a track vehicle

Idler wheel for a track vehicle

Driver wheel for a track vehicle

Debris deflector for endless track system

Vehicle suspension system

Tire cooling system and method

Vehicle suspension system

Vehicle suspension system

Motor grader roadwheel arrangement

Suspension and drive for tandem wheel vehicle

Vehicle braking system

Tandem roadwheel leveling system for construction vehicles