positive displacement pump

C21653
concept

A positive displacement pump is a type of pump that moves a fixed volume of fluid per cycle by trapping it in a cavity and mechanically forcing it from the inlet to the outlet, providing nearly constant flow regardless of discharge pressure.

All labels observed (3)

Label Occurrences
positive displacement pump canonical 1
reciprocating pump 1
steam pump 1

Description generation (CDg)

The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.

Instruction
generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: positive displacement pump
Generated description
A positive displacement pump is a type of pump that moves a fixed volume of fluid per cycle by trapping it in a cavity and mechanically forcing it from the inlet to the outlet, providing nearly constant flow regardless of discharge pressure.

Instances (2)

Instance Via concept surface
Archimedean screw
Worthington direct-acting steam pump steam pump