P

Inventor

HAWTHORNE V TERREY

US22 patents
⚠️ This page may combine multiple inventors who share the name “HAWTHORNE V TERREY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AMSTED IND INC

19 patents
US6173655B1Jan 16, 2001

Side frame-bolster interface for railcar truck assembly

AMSTED IND INC59 citations96
US5524551AJun 11, 1996

Spring-pack assembly for a railway truck bolster assembly

AMSTED IND INC66 citations96
US5722327AMar 3, 1998

Device for improving warp stiffness of a railcar truck

AMSTED IND INC61 citations95
US6681943B2Jan 27, 2004

Railcar draft gear assembly and system

AMSTED IND INC52 citations94
US6446820B1Sep 10, 2002

Railcar draft gear assembly and system

AMSTED IND INC76 citations94
US5572931ANov 12, 1996

Railcar truck bearing adapter construction

AMSTED IND INC69 citations94
US5509358AApr 23, 1996

Railcar truck bearing adapter construction

AMSTED IND INC90 citations94
US6125767AOct 3, 2000

Railway truck sideframe with reinforced columns

AMSTED IND INC50 citations92
US5921186AJul 13, 1999

Bolster land arrangement for a railcar truck

AMSTED IND INC51 citations92
US5503084AApr 2, 1996

Device for improving warp stiffness of a railcar truck

AMSTED IND INC54 citations92
US5472223ADec 5, 1995

Air operated fifth wheel

AMSTED IND INC35 citations92
US5176396AJan 5, 1993

Fifth wheel unlocking device with fluid powered redundancy

AMSTED IND INC28 citations92
US6199889B1Mar 13, 2001

Reduced weight fifth wheel assembly

AMSTED IND INC26 citations91
US5410968AMay 2, 1995

Lightweight fatigue resistant railcar truck sideframe with tapering I-beam construction

AMSTED IND INC76 citations91
US5331902AJul 26, 1994

Truck boltser with laterally wider friction show pocket and mechanism for lateral travel of the friction shoe

AMSTED IND INC45 citations90
US5232106AAug 3, 1993

Railway drawbar with fabricated section

AMSTED IND INC7 citations74
US5791258AAug 11, 1998

Railway truck with elastometric suspension

AMSTED IND INC10 citations73
US5133467AJul 28, 1992

Wedge shim and follower block for a railcar articulated connector

AMSTED IND INC8 citations72
US5865458AFeb 2, 1999

Reduced weight fifth wheel assembly

AMSTED IND INC4 citations61

TRN BUSINESS TRUST

1 patent

RAILROAD DYNAMICS INC

1 patent

PORTLAND GENERAL ELECTRIC COMP

1 patent