Involute profile of internal gear, in the small gear and internal gear intermediate have a crescent shape of the diaphragm, the purpose is the oil absorption cavity and pressure oil cavity off.
渐开线齿形的内啮合齿轮，在小齿轮和内齿轮中间有一块月牙形状的隔板，目的是把吸油腔和压油腔隔开。
2
The All Stainless Steel Pressure Gauge has an internal compensating diaphragm and a filling plug for field filling.
全不锈钢安全 压力表顶部设有充液塞及一个内部补偿膜片，可在现场充液。
3
Therefore, the advice that a flexible diaphragm model should be adopted in calculating internal forces and displacements of complex tall building structure is presented.