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US 5,794,271 AGranted
Helmet shell structure
OwnerDale Hastingsinventor
Life of this patent
Estimating the term…
Abstract
A helmet shell structure utilizing a first inner layer of epoxy resin shaped into a head covering of a desired size and configuration. A second layer of woven fabric is placed atop the first layer of epoxy. A third outer layer of epoxy resin is laid atop the second layer and is cured to a transparent state such that the second layer of woven fabric is visible through the third outer layer of cured epoxy.
Claims3
A helmet shell structure, comprising:
- a. first inner layer of epoxy resin shaped into a structure of desired size and configuration;
- b. a second layer of woven fabric laid atop the first layer of epoxy;
- c. a third outer layer of epoxy resin laid atop said second layers, said epoxy resin of said third outer layer being in situ cured to a transparent state over said second layer, wherein said second layer of woven fabric is visible through said outer layers of in situ cured epoxy resin, said third outer layer of in situ cured epoxy resin penetrating said second layer of woven fabric;
- and
- d. a fourth layer of fiberglass interposed said first layer of epoxy resin and second layer of woven fabric, said fourth layer extending over only a portion of the shell, said second layer being visible through said third outer layer of in situ cured epoxy where said fourth layer of fiberglass extends.
2 more elements
Dependencies are inferred from the claim text.