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Class 238/53 - Screw rod


Subclass of Class 238 - Railways: surface track
Definition: The same as subclasses 51 and 52 for utilizing nuts and
No. of patents: 4
Last issue date: 06/12/2007


NumberTitleIssue Date
7228747Device for detecting rail movement
A device for holding a transmitter and a receiver for detecting a deformation state of a component. The device includes a first holding part and a first receptacle, the transmitter being disposed on the first holding part via the first receptacle, wherein the first ...
06/12/2007
4800817Rail joint alignment system and method of connection
An alignment system and method are described for aligning and supporting facing ends of two rails so that they can be secured together (e.g., by welding or bonding). The alignment system includes a pair of lift plates to support the ends of the rails. The...
01/31/1989
4783001Universal non-spreading railroad track haulage tie assembly
A universal non-spreading railroad track haulage tie and support therefor characterized by opposed rail supporting channels, coaxially aligned with the rails of a railroad, the channels being secured together and against the rails respectively by a tie ga...
11/08/1988
4297787Insulated gauge rod and method of making the same
An insulated gauge rod is disclosed which comprises a fiberglass rod secured to and extending between a pair of metal castings which are threadably mounted on the ends of metal rods which are secured to the spaced-apart railroad tracks. Each of the castin...
11/03/1981
 
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