Patent · US Expired

Lid for container

US5611445A · kind A · utility

12Cited by
7References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 4, 1995
Grant dateMar 18, 1997
Priority date
Expiry dateAug 4, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D41/62
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A lid for a container, which is easy for separated disposal. The lid has a main body portion (1a) and a projected portion (1b) integrally formed at the substantially central portion of the upper surface (1a1) of the main body portion (1a), whereby the lid (1) for the container covers an opening portion of a bottle (container) (2) and a seal plug for blocking this opening portion., wherein there are provided: a first annular thin wall thickness portion (breakable portion) (5), for bending the projected portion (1b), with a remaining portion thereof, on the circumference of a base portion of the projected portion (1b); a second thin wall thickness portion (breakable portion) (6) extending from one end of the first thin wall thickness portion (5) through the upper surface (1a1) of the main body portion (1a) to the bottom end of the outer peripheral surface (1a2); a third thin wall thickness portion (breakable portion) (7) extending from the other end of the first thin wall thickness portion (5) to the end of the outer periphery of the upper surface (1a1); and a fourth thin wall thickness portion (breakable portion) (8) extending from an intermediate point of the first thin wall thickn…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.