An end insert for a top cap on a wall panel comprises a extension member removably joined to a tail member. The tail member is received within a channel of the top cap and affixed to the top cap by sonic welding. The extension member is an elastomer and has a stop flange which covers the open end, and...http://www.google.es/patents/US5070666?utm_source=gb-gplus-sharePatente US5070666 - Top cap insert for a wall panel in a space divider system
Top cap insert for a wall panel in a space divider system