CA2381465A1 - Pressure-assisted liquid delivery system - Google Patents

Pressure-assisted liquid delivery system Download PDF

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Publication number
CA2381465A1
CA2381465A1 CA 2381465 CA2381465A CA2381465A1 CA 2381465 A1 CA2381465 A1 CA 2381465A1 CA 2381465 CA2381465 CA 2381465 CA 2381465 A CA2381465 A CA 2381465A CA 2381465 A1 CA2381465 A1 CA 2381465A1
Authority
CA
Canada
Prior art keywords
pressure
delivery system
liquid delivery
reservoir
assisted liquid
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CA 2381465
Other languages
French (fr)
Other versions
CA2381465C (en
Inventor
Christopher R. Campion
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
P & T Products Ltd
Original Assignee
Christopher R. Campion
P & T Products, Ltd.
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
Priority claimed from US09/835,255 external-priority patent/US6454132B2/en
Application filed by Christopher R. Campion, P & T Products, Ltd. filed Critical Christopher R. Campion
Publication of CA2381465A1 publication Critical patent/CA2381465A1/en
Application granted granted Critical
Publication of CA2381465C publication Critical patent/CA2381465C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Reciprocating Pumps (AREA)
  • Bag Frames (AREA)

Abstract

A pressure-assisted liquid delivery system comprises a flexible reservoir having an exit port and demand valve, a pair of substantially rigid plates for sandwiching the reservoir, and a plurality of loops of elastic rope for compressing the plates around and pressurizing the reservoir such that liquid contents thereof are expelled through the valve when it is opened without application of a suction force.
CA 2381465 2001-04-14 2002-04-11 Pressure-assisted liquid delivery system Expired - Fee Related CA2381465C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/835,255 2001-04-14
US09/835,255 US6454132B2 (en) 2000-02-25 2001-04-14 Pressure-assisted liquid delivery system

Publications (2)

Publication Number Publication Date
CA2381465A1 true CA2381465A1 (en) 2002-10-14
CA2381465C CA2381465C (en) 2006-04-18

Family

ID=25269045

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2381465 Expired - Fee Related CA2381465C (en) 2001-04-14 2002-04-11 Pressure-assisted liquid delivery system

Country Status (1)

Country Link
CA (1) CA2381465C (en)

Also Published As

Publication number Publication date
CA2381465C (en) 2006-04-18

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed