Class 213/40D - Interlocking parts

Subclass of Class 213 - Railway draft appliances
No. of patents: 3
Last issue date: 11/27/2001

Number	Title	Issue Date
6321922	Coupling shock resistant (csr) coupler A shock-resistant coupler for a vehicle includes a substantially hollow draft gear tube and a coupler head. The draft gear tube has an inside surface, and the coupler head has a flexible, substantially hollow shank portion. The shank portion has a distal ...	11/27/2001
5351844	Elastomeric spring unit A compression spring formed of an elastomer having a ratio of plastic strain to elastic strain that is greater than 1.5 to 1, the elastomer having a having a projection extending through a metal plate and being cold formed into a rivet-like head to define...	10/04/1994
5104101	Buffer cartridge A buffer cartridge for absorbing energy having a hydraulic component coupled with an energy-absorbing material component, the hydraulic component having a cylinder-piston arrangement, the cylinder being surrounded by a stack of pads made from resilient en...	04/14/1992

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