238000000926 separation method Methods 0.000 description 3.229910000831 Steel Inorganic materials 0.000 description 3.229920001194 natural rubber Polymers 0.000 claims description 3.240000008528 Hevea brasiliensis Species 0.000 claims description 3.150000001875 compounds Chemical class 0.000 claims description 4.239000000725 suspension Substances 0.000 claims abstract description 35.238000011068 load Methods 0.000 claims abstract description 38.Assignors: ASF-KEYSTONE, INC., BRENCO, INC., GRIFFIN WHEEL COMPANY, UNIT RAIL ANCHOR COMPANY Assigned to BANK OF AMERICA, N.A., AS THE SUCCESSOR COLLATERAL AGENT reassignment BANK OF AMERICA, N.A., AS THE SUCCESSOR COLLATERAL AGENT INTELLECTUAL PROPERTY SECURITY INTEREST ASSIGNMENT AGREEMENT Assignors: CITICORP NORTH AMERICA, INC., AS THE RESIGNING COLLATERAL AGENT (AS SUCCESSOR IN INTEREST OF CITICORP USA, INC.) Status Active legal-status Critical Current Adjusted expiration legal-status Critical Links ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
CO., INC., CALERA ACQUISITION CO., CONSOLIDATED METCO, INC., DIAMOND CHAIN COMPANY, GRIFFIN PIPE PRODUCTS CO., INC., GRIFFIN WHEEL COMPANY, INC., MEANS INDUSTRIES, INC., MERIDIAN RAIL CHINA INVESTMENT CORP., TRANSFORM AUTOMOTIVE LLC, UNITED RAIL ANCHOR COMPANY, INC., VARLEN CORPORATION Application granted granted Critical Publication of US7174837B2 publication Critical patent/US7174837B2/en Assigned to AMSTED RAIL COMPANY, INC. AMENDED AND RESTATED INTELLECTUAL PROPERTY SECURITY AGREEMENT DATED APAssignors: ABC RAIL PRODUCTS CHINA INVESTMENT CORPORATION, AMCONSTRUCT CORPORATION, AMRAIL CORPORATION, AMSTED INDUSTRIES INCORPORATED, AMVEHICLE CORPORATION, ASF-KEYSTONE MEXICO HOLDING CORP., ASF-KEYSTONE, INC., BALTIMORE AIRCOIL COMPANY, INC., BRENCO, INCORPORATED, BURGESS-NORTON MFG. reassignment CITIICORP NORTH AMERICA, INC. Publication of US20040261652A1 publication Critical patent/US20040261652A1/en Assigned to CITIICORP NORTH AMERICA, INC. Assignors: PERSHWITZ, JULIUS I., BERG, THOMAS R., REESE, NATHAN J., RUBACK, JEFFREY M., SCHORR, RALPH H. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to US48213203P priority Critical Application filed by ASF Keystone Inc filed Critical ASF Keystone Inc Priority to US10/873,126 priority patent/US7174837B2/en Assigned to ASF-KEYSTONE, INC.
Original Assignee ASF Keystone Inc Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Pershwitz Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active, expires Application number US10/873,126 Other versions US20040261652A1
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Google Patents Three-piece motion control truck systemĭownload PDF Info Publication number US7174837B2 US7174837B2 US10/873,126 US87312604A US7174837B2 US 7174837 B2 US7174837 B2 US 7174837B2 US 87312604 A US87312604 A US 87312604A US 7174837 B2 US7174837 B2 US 7174837B2 Authority US United States Prior art keywords railway car bolster friction spring car truck Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
Google Patents US7174837B2 - Three-piece motion control truck system US7174837B2 - Three-piece motion control truck system
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