FIELD: railway building and repair. SUBSTANCE: device for fastening a rail to a sleeper has a unit installed in sleeper body with cavity for pig 2. End portion of the pig is made of two pointed branches 14 coming in contact with a rest. The rest has three leaf springs. The first spring is bent to form a loop in the middle, and semi-loops on ends. Two other springs are installed on both sides of the first one to cover it on the inside and outside. Middle parts of the two springs are zigzag and have notch to be coupled to reply notch on pig branches. EFFECT: high technological efficiency. 16 dwg
Title | Year | Author | Number |
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DEVICE FOR FASTENING A RAIL TO A SLEEPER | 1992 |
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EXTRACTOR FOR ARTIFICIAL TEETH | 0 |
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Authors
Dates
1996-06-10—Published
1992-05-12—Filed