Railroad tie pad

Claim 1

A RAILROAD TIE PAD ADAPTED TO BE POSITIONED BETWEEN A RAILROAD TIE AND AN OVERLYING TIE PLATE, COMPRISING A PAD BODY OF HIGH RESILIENCE AND HIGH LOAD BEARING CAPACITY INCLUDING A PLURALITY OF PILES OF A STRONG, DENSE, TIGHTLY-WOVEN TEXTILE FABRIC WOVEN FROM TIGHTLY-TWISTED COTTON YARNS AND PROVIDING A LOAD BEARING SURFACE WHICH HAS EXPOSED FIBROUS MATERIAL SAID EXPOSED FIBROUS MATERIAL BEING BONDED TO SAID BODY TO PREVENT ANY RELATIVE MOVEMENT THEREBETWEEN REGARDLESS OF HIGH LOADS AND VIBRATIONS, AND A PLURALITY OF PILES OF BURLAP INTERPOSED BETWEEN SAID FIRSTNAMED PILES, SAID PILES BEING INDIVIDUALLY SATURATED WITH A MATERIAL SELECTED FROM THE CLASS CONSISTING OF COAL TAR HAVING A SPECIFIC GRAVITY BETWEEN 1.175 AND 1.192 AT 15.5* C., A FREE CARBON CONTENT BETWEEN 3% AND 8%, A FLASH POINT BETWEEN 240* F. AND 330* F. AND A FLOAT TEST BETWEEN 70 SECONDS AND 115 SECONDS AT 32.2* C., AND ASPHALT HAVING A BALL AND RING SOFTENING POINT IN THE RANGE 49* C. TO 71* C., AND VEGETABLE PITCHES, SAID MATERIAL CONTAINING A MILDEWPROOFING AGENT, SAID PILES BEING ADHESIVELY CONNECTED BY AN ADHESIVE COMPRISING ASPHALT AND A FINELY-DIVIDED MINERAL FILLER, A MECHANICAL FASTENING FURTHER SECURING SAID PILES TOGETHER, AND A TACKY ADHESIVE COATING BONDED TO SAID AT LEAST EXPOSED FIBROUS MATERIAL HAVING SUFFICIENT BODY TO LIMIT FLOW AND REMAIN SUFFICIENTLY SOLID AT EXTREME SUMMER HEATS THAT AN ADEQUATE AMOUNT WILL BE RETAINED TO MAINTAIN A FIRM AND COMPLETE SEAL BETWEEN THE PAD AND TIE, AND YET REMAIN SUFFICIENTLY FLEXIBLE AND PLASTIC TO BE PROOF AGAINST SHATTERING AT EXTREME WINTER TEMPERATURES, SAID COATING FORMING A WATER AND DUSTTIGHT SEAL BETWEEN THE PAD AND AN UNDERLYING TIE REGARDLESS OF INTERMITTENT HIGH LOADS AND VIBRATIONS, SAID COATING COMPRISING A BITUMINOUS COMPOSITION HAVING A BASS AND RING SOFTENING POINT OF FROM 93* TO 105* C. AND AN AGENT FOR MAINTAINING THE BITUMINOUS COMPOSITION FLEXIBLE AT EXTREME WINTER TEMPERATURES SELECTED FROM THE GROUP CONSISTING OF POLYSIOBUTYLENE HAVING A MOLECULAR WEIGHT BETWEEN 1000 AND 2000, FACTICE AND RUBBER.