Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Marcus Seyffarth0
Daniel Lanner0
Kay Grinneback0
Date of Patent
December 3, 2019
Patent Application Number
15579710
Date Filed
February 28, 2017
Patent Citations Received
Patent Primary Examiner
Patent abstract
A helmet with two layers configured to slide with respect to each other is provided. The surface of one or both layers contains a sliding facilitator to improve slidability between the two layers. The sliding facilitator may be any one or a combination of (i) an organic polymer, a polysiloxane and a surfactant; (ii) an organic polymer and a copolymer based on a polysiloxane and an organic polymer; or (iii) a non-elastomeric cross-linked polymer obtained or obtainable by subjecting a polysiloxane and an organic polymer to a cross-linking reaction.
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