| 摘要 |
PROBLEM TO BE SOLVED: To provide a connector which easily connects pipes and maintains the connection state.SOLUTION: A piping connector 10 includes a male pipe body 20 having an annular projecting portion 21 and a female pipe body 30. The female pipe body 30 has a housing 40 which includes an inner cylinder 43 and an outer cylinder 45, and is provided with a first window portion 49, a seal ring 5, a first retainer 60 which is attached to the inside of the inner cylinder 43 and has an elastic engagement piece 65, and a second retainer 70 which is attached between the inner cylinder 43 and the outer cylinder 45 and has a second window portion 77, wherein the elastic engagement piece 65 is flexible toward the outside at a position where the elastic engagement piece 65 matches with the second window portion 77, but a deflection of the elastic engagement piece 65 toward the outside is restricted at a position where the elastic engagement piece 65 does not match with the second window portion 77. |
