A roller bearing adapter pad system configured for use with a three-piece truck comprising a roller bearing adapter (599) configured to engage a roller bearing, the roller bearing adapter comprising a crowned top surface (506); a bottom surface configured to engage a roller bearing; first and second vertical shoulders (506) that project upwardly from opposite lateral edges of the crowned top surface, each vertical shoulder having a lifting lug (600); first and second longitudinal stops (504) that project upwardly from opposite longitudinal edges of the top surface; wherein the roller bearing adapter is symmetrical about a lateral centerline and symmetrical about a longitudinal centerline; and wherein the lifting lugs do not protrude laterally outward beyond an outer edge of each of the vertical shoulders; an adapter pad engaged with the roller bearing adapter and configured to engage a side frame pedestal roof, the adapter pad comprising a continuous top plate having a central portion, first and second upturned regions projecting upwardly from opposite edges of the central portion, a first lateral flange projecting outwardly from the first upturned region, the first lateral flange having a first lateral edge, and a second lateral flange projecting outwardly from the second upturned region, the second lateral flange having a second lateral edge, the continuous top plate having first and second longitudinal edges; a continuous bottom plate having a central portion, first and second upturned regions projecting upwardly from opposite edges of the central portion, a first lateral flange projecting outwardly from the first upturned region, the first lateral flange having a first lateral edge, and a second lateral flange projecting outwardly from the second upturned region, the second lateral flange having a second lateral edge, the continuous bottom plate having first and second longitudinal edges; and an elastomeric member disposed between the top and bottom plate; wherein the first and second laterally projecting flanges of the top plate and the bottom plate are entirely disposed above the vertical shoulders of the roller bearing adapter.
An adapter pad system including a roller bearing adapter and a roller bearing adapter pad for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck.
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A friction wedge (100) with improved bond characteristics may include a friction wedge body (110) and a friction wedge liner (105). The friction wedge body may include a pattern (122) formed by a ridge or elevation disposed on a connecting face (120) of the friction wedge body (110). The friction wedge liner (105) may include a complementary pattern formed by a channel disposed on a bonding surface of the friction wedge liner.
A friction wedge with improved bond characteristics may include a friction wedge body and a friction wedge liner. The friction wedge body may include a pattern formed by a ridge or elevation disposed on a connecting face of the friction wedge body. The friction wedge liner may include a complementary pattern formed by a channel disposed on a bonding surface of the friction wedge liner.
B61F 5/12 - Supports ou montages de la traverse danseuse du bogie comportant des amortisseurs
B61F 5/02 - Aménagements permettant de limiter les mouvements transversaux relatifs entre le châssis du véhicule ou la traverse danseuse et le bogieLiaisons entre châssis et bogies
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A side frame used in a railway car truck that has localized areas of increased strength and method of manufacturing the side frame. The side frame is manufactured with a plurality of risers positioned at various locations on the same side wall to enable regions of increased strength proximate the inboard corner of the pedestal jaws and the upper and lower corners of the bolster opening.
A bolster used in a railway car truck that has localized areas of increased strength and method of manufacturing the bolster. The bolster may comprise a center wall near each end of the bolster with a cross-section where the center wall has a tapered thickness with the top portion of the center wall being greater than the bottom portion of the center wall.
A side frame used in a railway car truck that has localized areas of increased strength and method of manufacturing the side frame. The side frame is manufactured with a plurality of risers positioned at various locations on the same side wall to enable regions of increased strength proximate the inboard corner of the pedestal jaws and the upper and lower corners of the bolster opening.
A bolster used in a railway car truck that has localized areas of increased strength and method of manufacturing the bolster. The bolster may comprise a center wall near each end of the bolster with a cross-section where the center wall has a tapered thickness with the top portion of the center wall being greater than the bottom portion of the center wall.
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A side frame may include a bolster opening configured to receive an outbound portion of a bolster. A center core may be used during the manufacture of the side frame to form the bolster opening. The center core may include first and second side walls configured to form the first and second side frame columns of the bolster opening. Additionally, each of the first side wall and second side wall may include one or more pin core holes each of which is configured to receive a pin core used in forming the fastening holes of the first and second side frame columns.
B22C 9/10 - NoyauxFabrication ou mise en place des noyaux
B22C 9/22 - Moules pour pièces de forme particulière
B22C 9/24 - Moules pour pièces de forme particulière pour pièces évidées
B22C 9/02 - Moules en sable ou moules analogues pour pièces coulées
B22C 9/08 - Parties concernant l'alimentation en métal liquide, p. ex. attaques circulatoires, filtres
B22C 21/14 - Organes auxiliaires pour le renforcement ou l'immobilisation des matériaux de moulage ou des noyaux, p. ex. crochets, supports de noyaux, goujons, barres de châssis
A side frame may include a bolster opening configured to receive an outbound portion of a bolster. A center core may be used during the manufacture of the side frame to form the bolster opening. The center core may include first and second side walls configured to form the first and second side frame columns of the bolster opening. Additionally, each of the first side wall and second side wall may include one or more pin core holes each of which is configured to receive a pin core used in forming the fastening holes of the first and second side frame columns.
B22C 9/08 - Parties concernant l'alimentation en métal liquide, p. ex. attaques circulatoires, filtres
B22C 21/14 - Organes auxiliaires pour le renforcement ou l'immobilisation des matériaux de moulage ou des noyaux, p. ex. crochets, supports de noyaux, goujons, barres de châssis
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A railcar truck and adapter pad system (198) for placement between a roller bearing (5) and side frame pedestal roof (152) of a three-piece railcar truck. Many different features of the pad (198) and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
B61F 5/00 - Détails de structure des bogiesLiaisons entre bogies et châssis du véhiculeAménagements ou dispositifs pour ajuster ou permettre l'auto-ajustement des essieux des roues ou des bogies dans les courbes
A method for manufacturing a bolster of a railway car truck includes providing a drag portion and a cope portion of a mold. In a main body section of the mold, a parting line that separates the drag portion from the cope portion is substantially centered between portions of the mold that define brake window openings in sides of the bolster. One or more cores are inserted into the mold and a molten material is poured into the mold to thereby case the bolster.
B22D 25/02 - Coulée particulière caractérisée par la nature du produit par sa formeCoulée particulière caractérisée par la nature du produit d'œuvres d'art
B22C 9/22 - Moules pour pièces de forme particulière
B22C 9/02 - Moules en sable ou moules analogues pour pièces coulées
B22C 9/10 - NoyauxFabrication ou mise en place des noyaux
B22D 29/00 - Extraction des pièces hors du moule, non limitée à un procédé de coulée couvert par un seul groupe principalExtraction des noyauxManipulation des lingots
24.
Side frame and bolster for a railway truck and method for manufacturing same
A method of manufacturing a side frame mold for casting a side frame of a railway car truck includes forming a drag and a cope portion of a mold from a casting material to define an exterior surface of a drag portion and cope portion, respectively, of the side frame. The mold includes a portion for casting the pedestal jaw of the side frame. The drag and the cop portions are then cured.
B22C 9/02 - Moules en sable ou moules analogues pour pièces coulées
B22C 9/10 - NoyauxFabrication ou mise en place des noyaux
B22C 9/22 - Moules pour pièces de forme particulière
B22C 9/08 - Parties concernant l'alimentation en métal liquide, p. ex. attaques circulatoires, filtres
B22D 25/02 - Coulée particulière caractérisée par la nature du produit par sa formeCoulée particulière caractérisée par la nature du produit d'œuvres d'art
A method of manufacturing a friction wedge of a rail car includes forming, in drag and cope portions of a mold, at least one cavity that defines at least some exterior features of at least one friction wedge. At least one core is inserted into the drag portion adjacent to the cavity. The core includes at least one surface configured to define a column face of the friction wedge. Rigging is formed in the drag and cope portion of the mold. The rigging includes a down sprue, at least one ingate, and at least one runner for directing molten material to the cavity. Molten material is poured into the mold to form the friction wedge casting. The friction wedge casting is removed from the mold. Rigging is removed from the friction wedge casting and the friction wedge casting is finished.
B22C 9/22 - Moules pour pièces de forme particulière
B61F 5/12 - Supports ou montages de la traverse danseuse du bogie comportant des amortisseurs
B22C 9/02 - Moules en sable ou moules analogues pour pièces coulées
B22C 9/10 - NoyauxFabrication ou mise en place des noyaux
B22D 25/02 - Coulée particulière caractérisée par la nature du produit par sa formeCoulée particulière caractérisée par la nature du produit d'œuvres d'art
B22D 25/06 - Coulée particulière caractérisée par la nature du produit par ses propriétés physiques
B61F 5/06 - Supports ou montages de la traverse danseuse du bogie comportant des ressorts métalliques
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
B61F 5/00 - Détails de structure des bogiesLiaisons entre bogies et châssis du véhiculeAménagements ou dispositifs pour ajuster ou permettre l'auto-ajustement des essieux des roues ou des bogies dans les courbes
B61F 5/26 - Montage ou fixation des boîtes d'essieux sur les châssis des véhicules ou des bogies
B61F 5/12 - Supports ou montages de la traverse danseuse du bogie comportant des amortisseurs
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A railcar truck and adapter pad system for placement between a roller bearing and side frame pedestal roof of a three-piece railcar truck. Many different features of the pad and/or the adapter-pad interface are configured to improve stiffness characteristics to satisfy both curving and high speed performance of the railcar truck.
A method of manufacturing a friction wedge of a rail car includes forming, in drag and cope portions of a mold, at least one cavity that defines at least some exterior features of at least one friction wedge. At least one core is inserted into the drag portion adjacent to the cavity. The core includes at least one surface configured to define a column face of the friction wedge. Rigging is formed in the drag and cope portion of the mold. The rigging includes a down sprue, at least one ingate, and at least one runner for directing molten material to the cavity. Molten material is poured into the mold to form the friction wedge casting. The friction wedge casting is removed from the mold. Rigging is removed from the friction wedge casting and the friction wedge casting is finished.
B22C 9/02 - Moules en sable ou moules analogues pour pièces coulées
B22C 9/10 - NoyauxFabrication ou mise en place des noyaux
B22D 25/02 - Coulée particulière caractérisée par la nature du produit par sa formeCoulée particulière caractérisée par la nature du produit d'œuvres d'art
B22D 25/06 - Coulée particulière caractérisée par la nature du produit par ses propriétés physiques
B61F 5/00 - Détails de structure des bogiesLiaisons entre bogies et châssis du véhiculeAménagements ou dispositifs pour ajuster ou permettre l'auto-ajustement des essieux des roues ou des bogies dans les courbes
A method of manufacturing a friction wedge of a rail car includes forming, in drag and cope portions of a mold, at least one cavity that defines at least some exterior features of at least one friction wedge. At least one core is inserted into the drag portion adjacent to the cavity. The core includes at least one surface configured to define a column face of the friction wedge. Rigging is formed in the drag and cope portion of the mold. The rigging includes a down sprue, at least one ingate, and at least one runner for directing molten material to the cavity. Molten material is poured into the mold to form the friction wedge casting. The friction wedge casting is removed from the mold. Rigging is removed from the friction wedge casting and the friction wedge casting is finished.
B61F 5/06 - Supports ou montages de la traverse danseuse du bogie comportant des ressorts métalliques
B61F 5/12 - Supports ou montages de la traverse danseuse du bogie comportant des amortisseurs
B22C 9/02 - Moules en sable ou moules analogues pour pièces coulées
B22C 9/10 - NoyauxFabrication ou mise en place des noyaux
B22D 25/02 - Coulée particulière caractérisée par la nature du produit par sa formeCoulée particulière caractérisée par la nature du produit d'œuvres d'art
B22D 25/06 - Coulée particulière caractérisée par la nature du produit par ses propriétés physiques
39.
Side frame and bolster for a railway truck and method for manufacturing same
A method of manufacturing a side frame mold for casting a side frame of a railway car truck includes forming a drag and a cope portion of a mold from a casting material to define an exterior surface of a drag portion and cope portion, respectively, of the side frame. The mold includes a portion for casting the pedestal jaw of the side frame. The drag and the cope portions are then cured.
A method of manufacturing a side frame of a rail car, where the side frame includes a pair of pedestals for mounting wheel sets, includes providing a side frame pattern for forming a drag portion and a cope portion of a mold. Cores that define an interior region of a cast side frame are also provided. The side frame pattern and the cores are configured to constrain a spacing between the pair of pedestals to within about ±0.038 inches.
A method for manufacturing a bolster of a railway car truck includes providing a drag portion and a cope portion of a mold. In a main body section of the mold, a parting line that separates the drag portion from the cope portion is substantially centered between portions of the mold that define brake window openings in sides of the bolster. One or more cores are inserted into the mold and a molten material is poured into the mold to thereby case the bolster.
A method for manufacturing a bolster of a railway car truck includes providing a drag portion and a cope portion of a mold. In a main body section of the mold, a parting line that separates the drag portion from the cope portion is substantially centered between portions of the mold that define brake window openings in sides of the bolster. One or more cores are inserted into the mold and a molten material is poured into the mold to thereby case the bolster.
A method of manufacturing a side frame mold for casting a side frame of a railway car truck includes forming a drag and a cope portion of a mold from a casting material to define an exterior surface of a drag portion and cope portion, respectively, of the side frame. The mold includes a portion for casting the pedestal jaw of the side frame. The drag and the cope portions are then cured.
A method of manufacturing a bolster of a rail car that includes a pair of shoe pockets at respective ends configured to be inserted into bolster openings of respective side frames includes providing a bolster pattern for forming a drag portion and cope portion of a mold. Cores that define an interior region of a cast bolster are also provided. The bolster pattern and the cores are configured to constrain shoe pocket angles within about +-.5°.
A method of manufacturing a side frame of a rail car, where the side frame includes a pair of pedestals for mounting wheel sets, includes providing a side frame pattern for forming a drag portion and a cope portion of a mold. Cores that define an interior region of a cast side frame are also provided. The side frame pattern and the cores are configured to constrain a spacing between the pair of pedestals to within about ±.038 inches.
A method for manufacturing cores utilized in conjunction with a mold for casting a side frame of a railway car truck includes forming separate drag and cope portions of at least one pedestal core. The drag and cope portions of the pedestal core define an interior region of a pedestal of the side frame. The drag and cope portions are attached form a pedestal core for insertion into a mold.
