Patent 11549301 was granted and assigned to Hitachi on January, 2023 by the United States Patent and Trademark Office.
A pinch detection sensor, for detecting the occurrence of pinch during closing of a sliding door, includes a door front edge rubber including a hollow portion inside, to be attached to a front edge portion of the sliding door in a closing movement direction of the sliding door, and a plurality of linear shape pressure sensing members accommodated in the hollow portion, each linear shape pressure sensing member comprising a tubular elastic body and respective conductor wires spaced apart from each other in an inner side of the tubular elastic body. The door front edge rubber includes, in the hollow portion, a plurality of housing spaces, which accommodate the plurality of linear shape pressure sensing members, respectively. Movements of the linear shape pressure sensing members between the plurality of housing spaces are restricted by a partitioning portion.