High capacity shear mechanism

Details High capacity shear mechanism High capacity shear mechanism

2006-01-03

2006-01-03

Le, Mark T. (Department: 3617)

Railway draft appliances

Cushioned

Drawbars

C213S050000, C213S069000

Reexamination Certificate

active

06981599

ABSTRACT:
An emergency release mechanism for a railway drawbar, which reduces stress in two piece machine bolts inserts in emergency release mechanisms, includes a two sided threaded stud which screws into a release rail using one of the threaded stud ends, passes through a drawbar body, and is secured to the drawbar body by a nut screwed onto the other threaded stud end.

REFERENCES:
patent: 3247977 (1966-04-01), Dilg
patent: 3351214 (1967-11-01), Herbert
patent: 3515288 (1970-06-01), Frill et al.
patent: 3610434 (1971-10-01), Herbert
patent: 6056471 (2000-05-01), Dinitz
patent: 6321922 (2001-11-01), Rumsey et al.
patent: 6499613 (2002-12-01), Grau et al.

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