CA2203040A1 - Refillable polyester container and preform for forming the same - Google Patents
Refillable polyester container and preform for forming the sameInfo
- Publication number
- CA2203040A1 CA2203040A1 CA 2203040 CA2203040A CA2203040A1 CA 2203040 A1 CA2203040 A1 CA 2203040A1 CA 2203040 CA2203040 CA 2203040 CA 2203040 A CA2203040 A CA 2203040A CA 2203040 A1 CA2203040 A1 CA 2203040A1
- Authority
- CA
- Canada
- Prior art keywords
- preform
- container
- forming
- same
- polyester container
- 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
Landscapes
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
This relates to a returnable/refillable container in the form of a blow molded polyester biaxially oriented bottle wherein the container includes a domed base construction wherein the wall thickness gradually and smoothly increases to a maximum at the center of the dome. This also relates to a specially configurated preform which is blow molded to form the container and a specially configurated blow mold cavity for receiving a preform having a lower axial projection in the form of an elongated gate without crushing.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/488,247 US5066528A (en) | 1990-03-05 | 1990-03-05 | Refillable polyester container and preform for forming the same |
US488,247 | 1990-03-05 | ||
CA 2031033 CA2031033C (en) | 1990-03-05 | 1990-11-28 | Refillable polyester container and preform for forming the same |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2031033 Division CA2031033C (en) | 1990-03-05 | 1990-11-28 | Refillable polyester container and preform for forming the same |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2203040A1 true CA2203040A1 (en) | 1991-09-06 |
CA2203040C CA2203040C (en) | 2000-02-01 |
Family
ID=25674386
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002203041A Expired - Fee Related CA2203041C (en) | 1990-03-05 | 1990-11-28 | Blow mold for forming a refillable polyester container |
CA002203040A Expired - Fee Related CA2203040C (en) | 1990-03-05 | 1990-11-28 | Refillable polyester container and preform for forming the same |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002203041A Expired - Fee Related CA2203041C (en) | 1990-03-05 | 1990-11-28 | Blow mold for forming a refillable polyester container |
Country Status (1)
Country | Link |
---|---|
CA (2) | CA2203041C (en) |
-
1990
- 1990-11-28 CA CA002203041A patent/CA2203041C/en not_active Expired - Fee Related
- 1990-11-28 CA CA002203040A patent/CA2203040C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2203040C (en) | 2000-02-01 |
CA2203041C (en) | 2001-01-16 |
CA2203041A1 (en) | 1991-09-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |