Patent · US Expired

Compact pump drive system

US6248093A · kind A · utility

1,447Cited by
36References
26Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 28, 1999
Grant dateJun 19, 2001
Priority date
Expiry dateOct 28, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S128/12
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An improved pump is provided for controlled delivery of fluids wherein the pump includes a reservoir and a movable piston. A plunger slide is in removable contact with the movable piston. A motor, is operably coupled to a drive member, such as a drive screw. The motor is disposed in-line with the drive member and the plunger slide. The drive member is operably connected to the plunger slide and is disposed to be substantially enclosed by the plunger slide when the plunger slide is in at least one position. The drive member is adapted to advance the plunger slide in response to operation of the motor.

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