Robert J. Purcell

Person

Washington, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Endless track transporter for semi-trailers
- Patent number 5,484,248
- Issue date Jan 16, 1996
- Caterpillar Inc.
- Robert J. Purcell
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Resilient wheels with reinforcing rings
- Patent number 5,462,345
- Issue date Oct 31, 1995
- Caterpillar Inc.
- Robert J. Purcell
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Guide rollers for flexible drive belt
- Patent number 5,433,515
- Issue date Jul 18, 1995
- Caterpillar Inc.
- Robert J. Purcell
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Hydraulic recoil and belt tension control system
- Patent number 5,334,106
- Issue date Aug 2, 1994
- Caterpillar Inc.
- Robert J. Purcell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Belted undercarriage assembly
- Patent number 5,191,951
- Issue date Mar 9, 1993
- Caterpillar Inc.
- Brent C. Bargfrede
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Blade and linkage mechanism with downdraft control
- Patent number 5,046,565
- Issue date Sep 10, 1991
- Robert J. Purcell
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Combined tooth retractor and blade latching mechanism
- Patent number 4,967,850
- Issue date Nov 6, 1990
- Caterpillar Inc.
- Brent C. Bargfrede
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Belted vehicle suspension system
- Patent number 4,923,257
- Issue date May 8, 1990
- Caterpillar Inc.
- Robert J. Purcell
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Piston stop assembly
- Patent number 4,896,586
- Issue date Jan 30, 1990
- Caterpillar Inc.
- Robert J. Purcell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Suspension mechanism for a track-type vehicle
- Patent number 4,881,609
- Issue date Nov 21, 1989
- Caterpillar Inc.
- Robert J. Purcell
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Suspension system for a vehicle
- Patent number 4,874,052
- Issue date Oct 17, 1989
- Caterpillar Inc.
- Robert J. Purcell
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Track recoil and tensioning mechanism
- Patent number 4,854,650
- Issue date Aug 8, 1989
- Caterpillar Inc.
- Marvin G. Getz
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Multiple mode vehicle suspension system
- Patent number 4,819,754
- Issue date Apr 11, 1989
- Caterpillar Inc.
- Robert J. Purcell
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
End face seal assembly
- Patent number 4,819,999
- Issue date Apr 11, 1989
- Caterpillar Inc.
- Richard E. Livesay
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Suspension mechanism for a track-type vehicle
- Patent number 4,817,746
- Issue date Apr 4, 1989
- Caterpillar Inc.
- Robert J. Purcell
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus for manufacturing a contoured internal diamete...
- Patent number 4,290,236
- Issue date Sep 22, 1981
- Caterpillar Tractor Co.
- Thomas D. Brewer
- B24 - GRINDING POLISHING
Information Patent Grant
Resilient support pad for crawler type vehicles
- Patent number 4,230,378
- Issue date Oct 28, 1980
- Caterpillar Tractor Co.
- Robert J. Purcell
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Track assembly with mid-pitch drive lug and replaceable rail
- Patent number 4,159,857
- Issue date Jul 3, 1979
- Caterpillar Tractor Co.
- Robert J. Purcell
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Sprocket profile
- Patent number 4,116,081
- Issue date Sep 26, 1978
- Caterpillar Tractor Co.
- Richard W. Luttrell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Sprocket segments providing greater retention capabilities
- Patent number 4,111,064
- Issue date Sep 5, 1978
- Caterpillar Tractor Co.
- Robert J. Purcell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Multidirectional resilient suspension for vehicles
- Patent number 3,982,598
- Issue date Sep 28, 1976
- Caterpillar Tractor Co.
- Robert J. Purcell
- B60 - VEHICLES IN GENERAL

Robert J. Purcell

Person

Patents Grantslast 30 patents

Endless track transporter for semi-trailers

Resilient wheels with reinforcing rings

Guide rollers for flexible drive belt

Hydraulic recoil and belt tension control system

Belted undercarriage assembly

Blade and linkage mechanism with downdraft control

Combined tooth retractor and blade latching mechanism

Belted vehicle suspension system

Piston stop assembly

Suspension mechanism for a track-type vehicle

Suspension system for a vehicle

Track recoil and tensioning mechanism

Multiple mode vehicle suspension system

End face seal assembly

Suspension mechanism for a track-type vehicle

Method and apparatus for manufacturing a contoured internal diamete...

Resilient support pad for crawler type vehicles

Track assembly with mid-pitch drive lug and replaceable rail

Sprocket profile

Sprocket segments providing greater retention capabilities

Multidirectional resilient suspension for vehicles