Railway draft appliances – Cushioned – Combined spring and friction
Patent
1990-12-21
1992-10-06
Focarino, Margaret A.
Railway draft appliances
Cushioned
Combined spring and friction
213 33, B60G 1504
Patent
active
051524090
ABSTRACT:
The present invention discloses a friction-type draft gear assembly including a housing having a front and a rear portion. A compressible cushioning element is positioned within the rear portion with a seating arrangement abutting one end thereof. A friction cushioning element is provided in the front portion of the housing. The assembly further includes a spring release mechanism for continuously urging the friction cushioning element outwardly from the compressible cushioning element thereby releasing such friction cushioning element after compression of such draft gear assembly.
REFERENCES:
patent: 2916163 (1959-12-01), Campbell
patent: 2925924 (1960-02-01), Morley
patent: 3178036 (1965-04-01), Cardwell
patent: 3447693 (1969-06-01), Cardwell
patent: 4305514 (1981-12-01), Zanow et al.
patent: 4576295 (1986-03-01), Carlstedt
patent: 4645187 (1987-02-01), Kanjo et al.
patent: 4735328 (1988-04-01), Carlstedt
patent: 4809419 (1989-03-01), Loonam
patent: 4960215 (1990-10-01), Carlstedt
Focarino Margaret A.
Pape Joseph D.
Ray, Jr. J. O.
Westinghouse Air Brake Company
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