Joint for use in fluid control apparatus

Details Joint for use in fluid control apparatus Joint for use in fluid control apparatus

2006-12-01

2010-11-30

Bochna, David E (Department: 3679)

Pipe joints or couplings

Having plural independent paths

Parallel paths

C285S422000

Reexamination Certificate

active

07841628

ABSTRACT:
A rectangular parallelepipedal joint for use in fluid control apparatus comprises in its entirety two divided members which are a grooved connecting member having a groove in its center and provided in portions thereof on respective opposite sides of the groove with bolt holes each having a stepped portion for receiving therein a joint attaching bolt without permitting the head thereof to project from the joint and with female screw portions for respective male screw members to be screwed in for attaching an apparatus component; and a flat rectangular parallelepipedal communication member fitting in the groove of the connecting member and provided only with a U-shaped communication channel. The connecting member is made of stainless steel, while the communication member is made of polyamide 6. A positioning protrusion is formed on a bottom face defining the groove of the connecting member and is fitted in a positioning recessed portion formed in the bottom surface of the communication member.

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