TW200600354A - Negative pressure regulating device - Google Patents

Negative pressure regulating device

Info

Publication number
TW200600354A
TW200600354A TW093119649A TW93119649A TW200600354A TW 200600354 A TW200600354 A TW 200600354A TW 093119649 A TW093119649 A TW 093119649A TW 93119649 A TW93119649 A TW 93119649A TW 200600354 A TW200600354 A TW 200600354A
Authority
TW
Taiwan
Prior art keywords
negative pressure
casing
air bag
regulating device
pressure regulating
Prior art date
Application number
TW093119649A
Other languages
Chinese (zh)
Other versions
TWI238783B (en
Inventor
Cheng-Min Chang
Rong-Ho Yu
Original Assignee
Microjet Technology Co 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
Application filed by Microjet Technology Co Ltd filed Critical Microjet Technology Co Ltd
Priority to TW93119649A priority Critical patent/TWI238783B/en
Application granted granted Critical
Publication of TWI238783B publication Critical patent/TWI238783B/en
Publication of TW200600354A publication Critical patent/TW200600354A/en

Links

Landscapes

  • Ink Jet (AREA)

Abstract

The present invention relates to a negative pressure regulating device applied to an ink cartridge, wherein the ink cartridge comprises a casing having a through hole for supplying air. The negative pressure regulating device comprises at least an air bag disposed in the casing for regulating negative pressure, wherein the air bag is connected to the through hole at one end and has a wedge part at another end; and a flexible regulating element disposed in the casing, wherein the flexible regulating element has a first part contacted to the air bag and a plurality of second parts against a side of the casing and integrally formed with the first part for auxiliary regulating the variation of the air bag.
TW93119649A 2004-06-30 2004-06-30 Negative pressure regulating device TWI238783B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW93119649A TWI238783B (en) 2004-06-30 2004-06-30 Negative pressure regulating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW93119649A TWI238783B (en) 2004-06-30 2004-06-30 Negative pressure regulating device

Publications (2)

Publication Number Publication Date
TWI238783B TWI238783B (en) 2005-09-01
TW200600354A true TW200600354A (en) 2006-01-01

Family

ID=37001105

Family Applications (1)

Application Number Title Priority Date Filing Date
TW93119649A TWI238783B (en) 2004-06-30 2004-06-30 Negative pressure regulating device

Country Status (1)

Country Link
TW (1) TWI238783B (en)

Also Published As

Publication number Publication date
TWI238783B (en) 2005-09-01

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees