1
Alfred Volker, Hans Georg Plecity, Jorn Steffens, Anselm Zessler: Multilayer grooved protector for body joints. Hein Gericke & Co KG, ISL Schaumstoff Technik, Anderson Kill Olick & Oshinsky, December 26, 1995: US05477558 (72 worldwide citation)

A protector, particularly for protective clothing of motorcyclists, comprises an underlay comprising shock-absorbing segments, a covering layer of a yielding material, grooves having a wedge-shaped section located between the segments, and empty spaces between complementary outer edges of the protec ...


2
Harald Uhl: Protective device for the spinal column for motorcycle riders. Hein Gericke & Co KG, Speckman & Pauley, August 25, 1992: US05140995 (40 worldwide citation)

A protective device for the spinal column, particularly as accident protection for motorcycle riders, having a plurality of plate elements positioned one behind the other in a longitudinal direction of the spinal column. The plate elements are made of a deformable material and are arched to form hol ...