Patent ID: 8613450

Claim:
A pipe connecting mechanism for a seal device for connecting a space inside the seal device with an external pipe, comprising: a communicating bore formed in a nonmetallic member constituting said seal device and communicated with said space to be connected at one of end portions thereof; a resin connecting pipe inserted into the other end portion of said communicating bore at one of end portions thereof; a reinforcing member having a through-bore into which said connecting pipe is inserted and which is connected to the other end portion of said communicating bore at one of end portions thereof, the reinforcing member fixedly mounted to the predetermined member of said seal device; a resin connector connected with the other end portion of said connecting pipe inserted into said reinforcing member at one of end portions thereof and connected with said external pipe at the other end portion thereof; and a packing fixedly set up on one of end portions of said connecting pipe inserted into the other end portion of said communicating bore and sealing between an outer circumference surface of the one of end portions of said connecting pipe and an inner circumference surface of the other end portion of said communicating bore.