| 摘要 |
PROBLEM TO BE SOLVED: To provide a liquid sealing type mount having a center boss, wherein it is not necessary to provide a hole in the center boss or a steel ball is pressed into this hole while pulling out pressure during injection of work liquid. SOLUTION: A valve element part 28 for switching the opening and closing of an orifice 26 provided in the inner peripheral part of a diaphragm 10 is provided with a hole 43 utilized as a hole for pulling out pressure during the injection of work liquid 15 by liquid caulking and connecting the valve element part 28 having a rivet 44 inserted thereinto after the injection of the work liquid 15 and the operation part 39 of a diaphragm 35 for a negative pressure actuator. |
