Railway draft appliances – Cushioned – Cooperating parts fixed to car
Reexamination Certificate
2009-07-28
2011-12-06
Le, Mark (Department: 3617)
Railway draft appliances
Cushioned
Cooperating parts fixed to car
C213S065000, C213S069000, C213S024000, C213S031000
Reexamination Certificate
active
08070002
ABSTRACT:
A housing for a railway car draft gear assembly for cushioning buff and draft shocks includes a rear portion engageable with the rear stops of such railway car and a front portion configured for attachment to a coupler arm. Opposed ends of the front and rear portions are provided with complimentary flanges for removable attachment of the front portion to the rear portion with threaded fasteners.
REFERENCES:
patent: 1877399 (1932-09-01), Hewitt
patent: 1979524 (1934-11-01), Barrows
patent: 3447693 (1969-06-01), Cardwell
patent: 7281635 (2007-10-01), Sommerfeld et al.
Meyer David
Ring Michael E.
Sommerfeld Howard
James Ray & Assoc, LLC
Le Mark
WABTEC Holding Corp
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