Stock material or miscellaneous articles – Patched hole or depression
Patent
1989-02-07
1990-12-18
Epstein, Henry F.
Stock material or miscellaneous articles
Patched hole or depression
152505, 152507, 156 97, 428 71, 428912, B29C 7322, B32B 3500
Patent
active
049785630
ABSTRACT:
The invention refers to an elastic body by synthetic material or rubber which is equipped with tube like hollow spaces in which capsules, containing a foam creating liquid, are arranged. At an explosion or other outer pressure influence the capsules will break and the liquid (foam) will fill up the hollow spaces and will get stiff to an elastic foam. The invention can be used for example manufacturing of tires.
REFERENCES:
patent: 1239291 (1917-09-01), Morse
patent: 3444918 (1969-05-01), Goggins
patent: 3536576 (1970-10-01), Schwartz
patent: 4013111 (1977-03-01), Powell
patent: 4149579 (1979-04-01), Senger
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