US 12,242,125 B2
Optical cable laying method
Yusuke Yamada, Musashino (JP); Akira Sakurai, Musashino (JP); Yuta Maruo, Musashino (JP); Shigekatsu Tetsutani, Musashino (JP); Hisashi Izumita, Musashino (JP); and Hiroaki Tanioka, Musashino (JP)
Assigned to NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo (JP)
Appl. No. 17/798,125
Filed by NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo (JP)
PCT Filed Mar. 2, 2020, PCT No. PCT/JP2020/008749
§ 371(c)(1), (2) Date Aug. 8, 2022,
PCT Pub. No. WO2021/176534, PCT Pub. Date Sep. 10, 2021.
Prior Publication US 2023/0073123 A1, Mar. 9, 2023
Int. Cl. B29C 65/56 (2006.01); B29C 65/48 (2006.01); G02B 6/44 (2006.01); G02B 6/50 (2006.01); H02G 3/04 (2006.01); H02G 9/02 (2006.01)
CPC G02B 6/504 (2013.01) [B29C 65/48 (2013.01); B29C 65/565 (2013.01); G02B 6/4431 (2023.05); G02B 6/4446 (2013.01); H02G 3/045 (2013.01); H02G 9/025 (2013.01); B29C 2793/0036 (2013.01); B29C 2793/0054 (2013.01); B29C 2793/0063 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A method of laying an optical cable, the method comprising:
installing a laying strip, in which the optical cable is to be embedded, on a road surface or a wall surface;
after installing the laying strip, forming a cut line in the installed laying strip for embedding the optical cable in the cut laying strip; and
embedding the optical cable in the formed cut line.