Patent · US Active

Torsion pump and chemical liquid supply unit

US12429042B2 · kind B2 · utility

0Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 17, 2022
Grant dateSep 30, 2025
Priority date
Expiry dateSep 21, 2043

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04B53/20
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A pump for supplying a liquid is provided. The pump including a flexible tube body including a pump chamber; a first flange provided at one end of the tube body; and a second flange provided at the other end of the tube body; and a driving unit for transmitting rotational force to the tube body to twist the tube body, in which the tube body has a bent portion bent at a predetermined angle.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.