CA2281968A1 - Air knife apparatus for removing an airlaid article from a deposition cavity - Google Patents
Air knife apparatus for removing an airlaid article from a deposition cavity Download PDFInfo
- Publication number
- CA2281968A1 CA2281968A1 CA002281968A CA2281968A CA2281968A1 CA 2281968 A1 CA2281968 A1 CA 2281968A1 CA 002281968 A CA002281968 A CA 002281968A CA 2281968 A CA2281968 A CA 2281968A CA 2281968 A1 CA2281968 A1 CA 2281968A1
- Authority
- CA
- Canada
- Prior art keywords
- article
- air knife
- deposition cavity
- knife apparatus
- airlaid
- 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
Links
- 230000008021 deposition Effects 0.000 title abstract 2
- 230000002745 absorbent Effects 0.000 abstract 1
- 239000002250 absorbent Substances 0.000 abstract 1
Landscapes
- Absorbent Articles And Supports Therefor (AREA)
- Preliminary Treatment Of Fibers (AREA)
Abstract
An air knife apparatus is disclosed for removing an airlaid article from a deposition cavity. The article is formed into an absorbent core for products such as a sanitary napkin, a diaper or the like. The knife apparatus comprises the control of a stream of compressed air to urge the airlaid article against transfer apparatus. The compressed air enters the apparatus at a pressure of between about 4 psi and 20 psi.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/359,011 US5004579A (en) | 1989-05-26 | 1989-05-26 | Methods and apparatus for selective placement of fibrous material in formed fibrous articles |
US359,011 | 1989-05-26 | ||
CA002017453A CA2017453C (en) | 1989-05-26 | 1990-05-24 | Methods and apparatus for selective placement of fibrous material in formed fibrous articles |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002017453A Division CA2017453C (en) | 1989-05-26 | 1990-05-24 | Methods and apparatus for selective placement of fibrous material in formed fibrous articles |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2281968A1 true CA2281968A1 (en) | 1990-11-26 |
CA2281968C CA2281968C (en) | 2005-08-09 |
Family
ID=31716333
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002281963A Expired - Lifetime CA2281963C (en) | 1989-05-26 | 1990-05-24 | Deposition cavity apparatus for forming an airlaid article |
CA002281968A Expired - Lifetime CA2281968C (en) | 1989-05-26 | 1990-05-24 | Air knife apparatus for removing an airlaid article from a deposition cavity |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002281963A Expired - Lifetime CA2281963C (en) | 1989-05-26 | 1990-05-24 | Deposition cavity apparatus for forming an airlaid article |
Country Status (1)
Country | Link |
---|---|
CA (2) | CA2281963C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITAP20100013A1 (en) * | 2010-09-24 | 2012-03-25 | Mir S R L | FORMING MOLDS FOR CELLULOSE FLUFF, DEFIBRATED AND / OR MILLED MILLED |
-
1990
- 1990-05-24 CA CA002281963A patent/CA2281963C/en not_active Expired - Lifetime
- 1990-05-24 CA CA002281968A patent/CA2281968C/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITAP20100013A1 (en) * | 2010-09-24 | 2012-03-25 | Mir S R L | FORMING MOLDS FOR CELLULOSE FLUFF, DEFIBRATED AND / OR MILLED MILLED |
Also Published As
Publication number | Publication date |
---|---|
CA2281963A1 (en) | 1990-11-26 |
CA2281963C (en) | 2004-05-18 |
CA2281968C (en) | 2005-08-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |