ATE162275T1 - Pumpenkopf mit verjüngender rampe zur pulsationsreduzierung - Google Patents

Pumpenkopf mit verjüngender rampe zur pulsationsreduzierung

Info

Publication number
ATE162275T1
ATE162275T1 AT93914211T AT93914211T ATE162275T1 AT E162275 T1 ATE162275 T1 AT E162275T1 AT 93914211 T AT93914211 T AT 93914211T AT 93914211 T AT93914211 T AT 93914211T AT E162275 T1 ATE162275 T1 AT E162275T1
Authority
AT
Austria
Prior art keywords
pump head
tube
reduce pulsation
rollers
tapering ramp
Prior art date
Application number
AT93914211T
Other languages
English (en)
Inventor
Frank Zanger
Tim Surber
Susanne Roslon
Original Assignee
Allergan Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Allergan Inc filed Critical Allergan Inc
Application granted granted Critical
Publication of ATE162275T1 publication Critical patent/ATE162275T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action
    • F04B43/1253—Machines, pumps, or pumping installations having flexible working members having peristaltic action by using two or more rollers as squeezing elements, the rollers moving on an arc of a circle during squeezing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action
    • F04B43/1253—Machines, pumps, or pumping installations having flexible working members having peristaltic action by using two or more rollers as squeezing elements, the rollers moving on an arc of a circle during squeezing
    • F04B43/1284—Means for pushing the backing-plate against the tubular flexible member

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Pipe Accessories (AREA)
  • Rotary Pumps (AREA)
AT93914211T 1992-06-03 1993-05-27 Pumpenkopf mit verjüngender rampe zur pulsationsreduzierung ATE162275T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/892,788 US5230614A (en) 1992-06-03 1992-06-03 Reduced pulsation tapered ramp pump head

Publications (1)

Publication Number Publication Date
ATE162275T1 true ATE162275T1 (de) 1998-01-15

Family

ID=25400484

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93914211T ATE162275T1 (de) 1992-06-03 1993-05-27 Pumpenkopf mit verjüngender rampe zur pulsationsreduzierung

Country Status (8)

Country Link
US (1) US5230614A (de)
EP (1) EP0643808B1 (de)
JP (1) JP3380874B2 (de)
AT (1) ATE162275T1 (de)
AU (1) AU4395593A (de)
CA (1) CA2136015A1 (de)
DE (1) DE69316360T2 (de)
WO (1) WO1993024755A1 (de)

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Also Published As

Publication number Publication date
AU4395593A (en) 1993-12-30
WO1993024755A1 (en) 1993-12-09
JPH07507612A (ja) 1995-08-24
JP3380874B2 (ja) 2003-02-24
EP0643808A1 (de) 1995-03-22
CA2136015A1 (en) 1993-12-09
DE69316360T2 (de) 1998-08-13
US5230614A (en) 1993-07-27
EP0643808B1 (de) 1998-01-14
DE69316360D1 (de) 1998-02-19

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