Title:
CONTAINER, AND HEAT RESISTANT CAP USED THEREFOR
Document Type and Number:
Japanese Patent JP3893522
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a heat resistant cap which is sealable, and capable of being easily detached from a container in recovering the container.
SOLUTION: A screw 3, and an engagement part 4 are formed sequentially from the top on a mouth part 2 of a container, a synthetic resin intermediate lid 11 comprising an upper wall 9, an inner cylinder 6 and a short cylinder 7, having a holding part 8 to hold an upper part 5 of the screw 3, and having a tearing groove 12 and a tearing-off member 13 on the upper wall 9 provided with a fitting part 10 is mounted thereon, a synthetic resin outer lid 17 having a hooking part 14 screwed in the screw 3 and hooked to the fitting part 10, higher in the softening temperature, and higher in rigidity than the synthetic resin in the intermediate lid 11, and having the higher softening temperature than the boiling point of water is mounted over the intermediate lid 11, a seal ring 20 having a locking part 21 is provided from a lower end of an outer cylinder 15 of the outer lid 17 through a weakening line 19, the locking part 21 is locked to the engagement part 4, and the weakening line reaching the weakening line 19 over the vertical range is formed on the seal ring 20.
Inventors:
Mitsuharu Hayashida
Application Number:
JP27027396A
Publication Date:
March 14, 2007
Filing Date:
October 11, 1996
Export Citation:
Assignee:
Mikasa Sangyo Co., Ltd.
International Classes:
B65D47/08; B65D47/12; B65D47/36; (IPC1-7): B65D47/12; B65D47/08; B65D47/36
Domestic Patent References:
JP7257621A | ||||
JP8053152A | ||||
JP8133312A | ||||
JP60204468A | ||||
JP62177651U | ||||
JP4118348U |
Attorney, Agent or Firm:
Yu Saito
Fumihiko Ito
Fumihiko Ito
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