US 12,405,428 B2
Cap
Thao Thi Thanh Nguyen, Chiba (JP); and Shigeo Takahashi, Chiba (JP)
Assigned to Fujikura Ltd., Tokyo (JP)
Appl. No. 18/024,571
Filed by Fujikura Ltd., Tokyo (JP)
PCT Filed Jun. 7, 2021, PCT No. PCT/JP2021/021530
§ 371(c)(1), (2) Date Mar. 3, 2023,
PCT Pub. No. WO2022/107366, PCT Pub. Date May 27, 2022.
Claims priority of application No. 2020-191085 (JP), filed on Nov. 17, 2020.
Prior Publication US 2023/0333326 A1, Oct. 19, 2023
Int. Cl. G02B 6/38 (2006.01)
CPC G02B 6/3849 (2013.01) 7 Claims
OG exemplary drawing
 
1. A cap attachable to an optical connector including a ferrule and a housing that slidably houses the ferrule, the cap comprising:
a body part configured to attach to the optical connector and configured to cover a connecting end face of the ferrule projecting from the housing and a side surface of the ferrule projecting from the housing;
a housing contact part configured to contact the housing inside the body part; and
a ferrule contact part configured to contact the side surface of the ferrule in a state where the housing contact part is in contact with the housing, wherein
the connecting end face of the ferrule is inclined such that a first side surface in the side surface of the ferrule protrudes from the housing more than a second side surface on an opposite side to the first side surface protrudes from the housing, and
the ferrule contact part is configured to:
contact the second side surface, and
push the second side surface in a direction from the second side surface toward the first side surface.