1. Rubber — 2021-08-12 20:24:10

   …e items using the rubber springs. == Mastication == In 1820 Hancock invented his most important device: the '''rubber masticator'''. He designed a machine with revolving teeth that tore up rubber scraps. To Hancock's surprise, the shredded bits adh…
   …ered into a solid mass of rubber that could then be pressed in molds into solid blocks or rolled into sheets. Hancock's masticator, which was perfected in 1821, made rubber manufacture commercially practical and gave birth to the rubber industry. Ha…
   …ed his machine a "pickle" and kept the masticating process a secret for 10 years. The advantages of the Hancock rubber masticator caught the interest of **Charles Macintosh** (1766-1843), who in 1823 had patented a process for waterproofing fabrics …

MUIB Made up in Britain

• Inventions
• Site Map
• By Date
• Time Line
• Search:
• Try a Random Page