Patent ID: 9541227
Date: 2017-01-10
CPC Classifications: A61M,F16L

Claim:
1. A male connector with a lock mechanism comprising: a bar-shaped male member for insertion into a female connector; and a lock mechanism for maintaining a state in which the male member is inserted into the female connector, wherein the lock mechanism includes: the lock lever is arranged with a free end thereof on a tip side of the male member and with a fixed end thereof on a base end side of the male member, the lock lever includes a claw for engaging with the female connector, an operation arm protrudes from a face of the lock lever on a side opposite to the male member, and extends toward the fixed end side, the male connector includes the lock lever as a single lock lever, when a pressing force in a direction approaching the male member is applied to a tip of the operation arm, the lock lever undergoes elastic deformation such that the claw moves away from the male member, the lock lever is shaped as a thin plate with its lengthwise direction being approximately parallel to a central axis of the male member, one end portion of the lock lever in the lengthwise direction is the free end, and the other end portion of the lock lever in the lengthwise direction is the fixed end, a base end of the operation arm to which the lock lever is connected is provided at a position on the free end side relative to the fixed end of the lock lever, and an elastic portion is provided between the fixed end of the lock lever and the base end of the operation arm, wherein the operation arm extends from the base end substantially parallel to the lock lever, while the operation arm is separated from the elastic portion and the fixed end of the lock lever in a radial direction.