CA2025979A1 - Drum with self supporting liner - Google Patents

Drum with self supporting liner

Info

Publication number
CA2025979A1
CA2025979A1 CA 2025979 CA2025979A CA2025979A1 CA 2025979 A1 CA2025979 A1 CA 2025979A1 CA 2025979 CA2025979 CA 2025979 CA 2025979 A CA2025979 A CA 2025979A CA 2025979 A1 CA2025979 A1 CA 2025979A1
Authority
CA
Canada
Prior art keywords
self supporting
drum
liner
supporting liner
shell
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 2025979
Other languages
French (fr)
Other versions
CA2025979C (en
Inventor
Robert A. Dubois
Richard R. Caron
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.)
Greif Inc
Original Assignee
Greif Bros Corp
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 US07/487,529 external-priority patent/US4982867A/en
Application filed by Greif Bros Corp filed Critical Greif Bros Corp
Publication of CA2025979A1 publication Critical patent/CA2025979A1/en
Application granted granted Critical
Publication of CA2025979C publication Critical patent/CA2025979C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Rigid Containers With Two Or More Constituent Elements (AREA)

Abstract

A two-part drum includes a blow molded self supporting plastic liner with circumferential reinforcing grooves, and a shell. The shell and the liner have matching cross-sections defined by curved sidewalls and curved sections cooperating to form a nominally rectangular or square cross-section.
CA 2025979 1990-03-02 1990-09-21 Drum with self supporting liner Expired - Fee Related CA2025979C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US487,529 1990-03-02
US07/487,529 US4982867A (en) 1989-12-28 1990-03-02 Drum with self-supporting liner

Publications (2)

Publication Number Publication Date
CA2025979A1 true CA2025979A1 (en) 1991-09-03
CA2025979C CA2025979C (en) 1994-10-04

Family

ID=23936104

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2025979 Expired - Fee Related CA2025979C (en) 1990-03-02 1990-09-21 Drum with self supporting liner

Country Status (1)

Country Link
CA (1) CA2025979C (en)

Also Published As

Publication number Publication date
CA2025979C (en) 1994-10-04

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed