Title:
【発明の名称】ライナなしシールキャップおよびその成形方法
Document Type and Number:
Japanese Patent JPH075134
Kind Code:
B2
Abstract:
A linerless cap for a container and a method of forming the cap. In the method the cap is molded from plastic and includes a top wall, an outer depending skirt and an internal depending substantially annular wall having an upper end integral with and depending from the top wall and a lower free end. Thereafter the free end is engaged by an essentially concave surface of a curling tool to progressively turn the free end away from the internal wall to curve the free end into a curvilinear compressible and resilient free end adapted to be engaged for sealing. The engageable free end of the seal can have a coil, O, U, J or quarter round cross sectional shape and can be a rim, plug or corner seal.
Inventors:
TONPUSON MOOTEIMAA SUTATSUFUOODO
Application Number:
JP50027286A
Publication Date:
January 25, 1995
Filing Date:
December 05, 1986
Export Citation:
Assignee:
TORIIITEKU SHISUTEMUZU INTERN INC
International Classes:
B29C57/00; B29C57/12; B65D41/04; (IPC1-7): B65D41/04
Domestic Patent References:
| JP5510463B2 | ||||
| JP5510464B2 |
Other References:
【文献】英国特許1024762(GB,A)
【文献】英国特許930866(GB,A)
【文献】英国特許930866(GB,A)
Attorney, Agent or Firm:
Hidekazu Miyoshi (1 outside)
Next Patent: METHOD FOR DISCRIMINATING BETWEEN RAIN AND SNOW