with vanes hinged to the inner member and reciprocating with respect to the outer member

Introduced: January 1980

Last revised: January 2006

Full Title

Rotary-piston pumps specially adapted for elastic fluids > having the characteristics covered by two or more of groups , , , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members > having both the movement defined in group and relative reciprocation between the co-operating members > with vanes hinged to the inner member and reciprocating with respect to the outer member

Classification Context

Section:: MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:: POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
Subclass:: ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS

1 direct subcode

Child Classifications

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F04C 18/328 and hinged to the outer member