P

Inventor

OERTLEY THOMAS E

US41 patents
⚠️ This page may combine multiple inventors who share the name “OERTLEY THOMAS E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CATERPILLAR INC

40 patents
US5069509ADec 3, 1991

Endless track chain with rotatable sleeve

CATERPILLAR INC56 citations96
US4818041AApr 4, 1989

Idler wheel assembly for track-type vehicle

CATERPILLAR INC72 citations96
US6382742B1May 7, 2002

Cartridge assembly for a track chain of a track type work machine

CATERPILLAR INC75 citations95
US6120405ASep 19, 2000

Drive sprocket which has rotating members which are engaged by drive lugs of a track

CATERPILLAR INC68 citations95
US7614709B2Nov 10, 2009

Tapered master link design for tracked undercarriage

CATERPILLAR INC36 citations93
US7374257B2May 20, 2008

Machine track roller assembly

CATERPILLAR INC32 citations93
US7309186B2Dec 18, 2007

Pin cartridge for a pin joint

CATERPILLAR INC25 citations93
US6899651B2May 31, 2005

Reduced sound transmitting sprocket

CATERPILLAR INC29 citations93
US6652043B2Nov 25, 2003

Reduced sound transmitting idler for track-type vehicles

CATERPILLAR INC47 citations93
US6540630B1Apr 1, 2003

Reduced sound transmitting sprocket for track-type machines

CATERPILLAR INC30 citations93
US6485116B1Nov 26, 2002

Joint assembly to resist galling

CATERPILLAR INC44 citations93
US6416142B1Jul 9, 2002

Reduced sound transmitting idler for track-type vehicles

CATERPILLAR INC45 citations93
US6354678B1Mar 12, 2002

Apparatus and method for adjusting tension of a drive track chain of a work machine which utilizes a sensor for sensing position of an undercarriage component

CATERPILLAR INC42 citations93
US6305762B1Oct 23, 2001

Valve assembly for controlling actuation of an actuator of a track tensioning system

CATERPILLAR INC30 citations93
US6305763B1Oct 23, 2001

Apparatus and method for operating a hydraulic excavator which has a position sensor for sensing position of an idler wheel

CATERPILLAR INC23 citations93
US6280010B1Aug 28, 2001

Track tensioning assembly for adjusting tension on a drive track chain of a work machine having an actuator which includes a pair of concentrically arranged pistons

CATERPILLAR INC24 citations93
US6249994B1Jun 26, 2001

Apparatus and method for operating track tensioning assembly of a hydraulic excavator

CATERPILLAR INC37 citations93
US6109706AAug 29, 2000

Pin and bushing configuration for a track assembly

CATERPILLAR INC32 citations93
US6012784AJan 11, 2000

Impact reducing idler wheel for a track-driven machine

CATERPILLAR INC44 citations93
US5752574AMay 19, 1998

Track-type machine undercarriage

CATERPILLAR INC20 citations93
US5393134AFeb 28, 1995

Fastening plate for sprocket segments

CATERPILLAR INC31 citations93
US5358064AOct 25, 1994

Track-type vehicle undercarriage

CATERPILLAR INC35 citations93
US6783196B2Aug 31, 2004

Master link for a track chain

CATERPILLAR INC36 citations92
US6682155B2Jan 27, 2004

Track tension adjustment management actuator

CATERPILLAR INC25 citations92
US6220378B1Apr 24, 2001

Drive mechanism for a track type work machine having enhanced durability

CATERPILLAR INC40 citations91
US6564539B2May 20, 2003

Method and apparatus for retaining a track chain joint

CATERPILLAR INC30 citations90
US6739678B2May 25, 2004

Isolated idler assembly

CATERPILLAR INC21 citations89
US4887872ADec 19, 1989

Track adjuster flow control mechanism

CATERPILLAR INC24 citations89
US7806209B2Oct 5, 2010

Apparatus and method to reduce vibrations on a tracked work machine

CATERPILLAR INC34 citations87
US6846051B2Jan 25, 2005

Joint assembly to resist galling

CATERPILLAR INC22 citations86
US6280009B1Aug 28, 2001

Sound reducing carrier roller

CATERPILLAR INC16 citations84
US7997659B2Aug 16, 2011

Rotary cutter for tunnel boring machine

CATERPILLAR INC12 citations83
US6431008B1Aug 13, 2002

Method and apparatus for determining a slack-side tension of a track on an earthworking machine

CATERPILLAR INC14 citations83
US5873640AFeb 23, 1999

Undercarriage shaft support

CATERPILLAR INC13 citations74
US5333710AAug 2, 1994

Undercarriage for track-type machine

CATERPILLAR INC12 citations74
US5279377AJan 18, 1994

Track-type vehicle undercarriage

CATERPILLAR INC13 citations74
US4881930ANov 21, 1989

Sprocket assembly

CATERPILLAR INC16 citations74
US9238491B1Jan 19, 2016

Crawler shoe having wear measurement features

CATERPILLAR INC4 citations72
US6322473B1Nov 27, 2001

Drive sprocket which has rotating members which are engaged by drive lugs of a track

CATERPILLAR INC14 citations72
US6457304B1Oct 1, 2002

Method and apparatus for retaining a track chain joint

CATERPILLAR INC11 citations71

HOWSON BRIAN

1 patent