Patent ID: 9309983
Filing Date: 2016-04-12
CPC Classification: C23C,F16K,F16L,Y10T

Claim Text:
1. A fluid control apparatus joint, the fluid control apparatus including a plurality of lines arranged in parallel, with inlets of all the lines being oriented in a same direction and outlets of all the lines being oriented in a same direction, each of the lines having a plurality of fluid control devices arranged on an upper stage and a plurality of joint members arranged on a lower stage, each of the lines including an outlet on-off valve as one of the fluid control devices, and a single-line block joint and an plural-line block joint both as the joint members supporting the outlet on-off valve, the outlet on-off valve having an inlet channel and an outlet channel both being open through a lower surface of the outlet on-off valve, the single-line block joint having an inlet channel and an outlet channel both being open through an upper surface of the single-line block joint, and each of the single-line block joints being provided for each line, the plural-line block joint, in the fluid control apparatus as a whole, having: a fluid draw-off channel extending in a direction orthogonal to the lines; and a plurality of bifurcated channels being open through an upper surface of the plural-line block joint, and the plural-line block joint being common to the plurality of lines, the fluid control apparatus joint, being block-shaped, and being disposed such that an upper surface of the fluid control apparatus joint butts against the lower surface of the outlet on-off valve, and a lower surface of the fluid control apparatus joint contacts the upper surface of the single-line block joint and the upper surface of the plural-line block joint, the fluid control apparatus joint including: an inlet channel having a first end being open through the lower surface of the fluid control apparatus joint and communicating with the outlet channel of the single-line block joint, and a second end being open through the upper surface of the fluid control apparatus joint and communicating with the inlet channel of the outlet on-off valve; an outlet channel having a first end being open through the upper surface of the fluid control apparatus joint and communicating with the outlet channel of the outlet on-off valve, and a second end being open in a line exit direction; and a closure portion closing an opening of the bifurcated channel of the plural-line block joint.