Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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National Motor Bearing Co Inc
Original Assignee
National Motor Bearing Co Inc
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Filing date
Publication date
Application filed by National Motor Bearing Co IncfiledCriticalNational Motor Bearing Co Inc
Application grantedgrantedCritical
Publication of FR1088455ApublicationCriticalpatent/FR1088455A/fr
B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
B61F15/00—Axle-boxes
B61F15/20—Details
B61F15/22—Sealing means preventing entrance of dust or leakage of oil
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Springs
(AREA)
FR1088455D1953-04-281953-10-22Dispositif de protection des surfaces d'étanchéité rotatives pour véhicules ferroviaires
ExpiredFR1088455A
(fr)