METHOD OF MANUFACTURING CASING AND DIAPHRAGM FOR DIAPHRAGM PUMP Russian patent published in 2005 - IPC

Abstract RU 2261368 C1

FIELD: vacuum engineering.

SUBSTANCE: method comprises stamping metallic blanks of the section of casing and diaphragm for providing it to be convex and connecting the edges of the casing and diaphragm to define the space between the sections of the casing and receive the diaphragm between them. Before stamping, the stack is assembled which is composed of blanks of the section of the casing and diaphragm blank interposed between them. Then the stack is stamped and hardened.

EFFECT: improved operating characteristics.

3 cl, 2 dwg

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RU 2 261 368 C1

Authors

Vasin V.A.

Dates

2005-09-27—Published

2004-03-19—Filed