JP4184005B2

JP4184005B2 - Cans for packaging

Info

Publication number: JP4184005B2
Application number: JP2002248357A
Authority: JP
Inventors: 卓三松本
Original assignee: 金方堂松本工業株式会社
Priority date: 2001-09-13
Filing date: 2002-08-28
Publication date: 2008-11-19
Anticipated expiration: 2022-08-28
Also published as: JP2003160156A

Description

【０００１】
【産業上の技術分野】
本発明は防湿性を必要とする商品の包装用缶に関する。
【０００２】
【従来の技術】
従来この種包装用缶、例えば浴剤、洗剤又は食品等の包装用缶においては、外蓋とは別にプラスチック製の中蓋を被せたり、缶口にアルミ箔を加熱接着したもの等が使用されている。
【０００３】
【発明が解決しようとする課題】
しかし、上記従来の包装用缶のように外蓋とは別にプラスチック製の中蓋を使用するとコスト高になり、不経済であると共に、内容物を取り出す度に外蓋と中蓋を着脱することは煩わしかった。また缶口にアルミ箔を加熱接着するには別に作業工程を必要とすると共に、一度開封後は防湿性にかけるものであった。
そこで、本発明では中蓋を使用しないことによりコストを低減できると共に容器の開閉に便利で、内容物を取出し易いようにし、また一度開封した後も防湿性に優れているようにしたものである。
【０００４】
【課題を解決するための手段】
上記目的を達成するために、本発明に係る包装用缶は、缶本体と缶蓋とからなり、上記缶本体は、その上端部外周に縁巻部を形成し、該縁巻部下側には螺合部を内向きに突設し、該螺合部の下側には所要間隔をおいて缶本体上部を内側に屈曲して環状縁を形成してあり、上記缶蓋は、その上側に把持部を突設し、蓋周側下端に内向きのカール部を形成し、蓋周側の外面には上記缶本体の螺合部に係合する螺合部を形成してあり、両螺合部の係合時に缶蓋のカール部下側が環状縁に密着し、缶蓋を裏返して両螺合部を係合した場合は蓋周側の上部が環状縁に密着するようにした。
また、上記缶蓋は、その上側に把持部を設け、該把持部の中央部を窪めて裏側に摘み部を突設し、蓋周側下端に外向きのカール部を形成し、該カール部の外側には上記缶本体の螺合部に係合する螺合部を形成してあり、両螺合部の係合時に缶蓋のカール部下側が環状縁に密着し、缶蓋を裏返して両螺合部を係合した場合はカール部上側が環状縁に密着するようにすることもできる。
また、上記缶本体は、その上端にカール部を形成した周縁を内側に屈曲すると共に上記カール部の内周に螺合部を内向きに突設し、該螺合部の下側には所要間隔をおいて缶本体上部を内側に屈曲して環状縁を形成することもできる。而して、この缶本体は上記缶蓋がいずれの場合にも実施できる．
【０００５】
【発明の実施の形態】
【実施例１】
図１乃至図５に示すように、缶本体１と缶蓋２とからなり、上記缶本体１は円形にして、その上端部外周に縁巻部３を形成してあり、該縁巻部３下側には数個の突条からなる螺合部４を内向きに設けてある。上記螺合部４の下側には所要の間隔５をおいて缶本体上部を内側に屈曲して環状縁６を形成してある。
上記缶蓋２はその上側に円形状の把持部７を設け、該把持部の中央部を窪めて把持部を二分するようにして、計量カップを載せ得る載置部８を形成すると共に、缶蓋２の裏側に摘み部９を突設してある。10は蓋上面に設けた放射状の補強部、11は把持部周側に設けた滑り止めを示す。12は蓋周側部であって、その下端部外周にカール部13を形成し、該カール部の外周には上記缶本体の螺合部４に嵌合する数個の突条からなる螺合部14を形成してある。而して、缶蓋カール部の螺合部14が間隔５内に入り缶本体の螺合部４に係合すると同時に、缶蓋のカール部の下側15が環状縁６上側に密着するようにした。また、上記環状縁６は内側に水平に形成したが、図６及び図７に示すように断面弧状に形成してもよい。
而して、図５に示すように、缶蓋２を裏返して両螺合部４、14を係合すると、カール部の上側16が環状縁６に密着するように形成した。
上記螺合部４、14は共に突条をなしているが、両螺合部が係合するためには、両方を突条に形成するか、一方の螺合部を突条に形成し、他方の螺合部を突起状に形成してもよい。
【０００６】
【実施例２】
図８乃至図１０に示すように、缶本体21と缶蓋22とからなり、上記缶本体21はその上端にカール部23を形成した周縁を内側に屈曲すると共に上記カール部の内周に数個の突条の螺合部24を設けてある。上記螺合部24の下側には所要の間隔25をおいて缶本体を内側に屈曲して環状縁26を形成してある。
また、上記缶蓋22は上例と同様に構成してある。即ち、缶蓋22の上側に円形状の把持部27を設け、該把持部の中央部を窪めて把持部を二分するような載置部28を形成すると共に、缶蓋22の裏側に摘み部29を突設してある。30は缶蓋上面に設けた放射状の補強部、31は把持部周側に設けた滑り止めを示す。32は蓋周側部であって、その下端部外周にカール部33を形成し、該カール部の外周には上記缶本体の螺合部24に嵌合する突条からなる螺合部34を形成してある。而して、缶蓋カール部の螺合部34が間隔部35内に入り缶本体の螺合部24に係合すると同時に、缶蓋のカール部下側35が環状縁36上側に密着するようにした。而して、図10に示すように、缶蓋22を裏返して両螺合部24、34を係合すると、カール部上側36が環状縁26に密着するように形成した。
【０００７】
【実施例３】
図１１乃至図１６に示すように、缶本体１と缶蓋42とからなり、上記缶本体１は円形にして、その上端部外周に縁巻部３を形成してあり、該縁巻部３下側には数個の突条からなる螺合部４を内向きに設けてある。上記螺合部４の下側には所要の間隔５をおいて缶本体上部を内側に屈曲して環状縁６を形成してある。
上記缶蓋42は、その上側に小判形状、長円形状の把持部47を設け、その裏側に計量カップｃを入れ得るように形成した。48は把持部両側の内面に突設したカップ係止縁を示す。49は蓋周側であって、その下端部内周にカール部43を形成し、蓋周側の外面には上記缶本体の螺合部４に嵌合する数個の突条からなる螺合部44を形成してある。而して、缶蓋の螺合部44が間隔５内に入り缶本体の螺合部４に係合すると同時に、缶蓋のカール部の下側45がが環状縁６上側に密着するようにした。
而して、図１６に示すように、缶蓋42を裏返して両螺合部４、44を係合すると蓋周側の上部46が環状縁６に密着するように形成した。
上記螺合部44、４は共に突条をなしているが、両螺合部が係合するためには、両方を突条に形成するか、一方の螺合部を突条に形成し、他方の螺合部を突起状に形成してもよい。
【０００８】
【実施例４】
図１７乃至図２０に示すように、缶本体21と缶蓋42とからなり、上記缶本体21はその上端にカール部23を形成した周縁を内側に屈曲すると共に上記カール部の内周に数個の突条の螺合部24を設けてある。上記螺合部24の下側には所要の間隔25をおいて缶本体を内側に屈曲して環状縁26を形成してある。
また、上記缶蓋42は上記実施例３と同様に構成してある。即ち、缶蓋42の上側に小判形状の把持部47を設け、その内側に計量カップｃを入れられるように形成した．48は該把持部両側の内部に形成したカップ係止縁をしめす。49は蓋周側であって、その下端部内周にカール部43を形成し蓋周側の外面には上記缶本体の螺合部24に嵌合する突条からなる螺合部44を形成してある。而して、缶蓋の螺合部44が間隔部25内に入り缶本体の螺合部24に係合すると同時に、缶蓋のカール部下側45が環状縁26上側に密着するようにした。而して、図１８，２０に示すように、缶蓋42を裏返して両螺合部24、44を係合すると、蓋周側の上部46ガ環状縁26に密着するように形成した。
【０００９】
【発明の効果】
本発明では、缶本体の螺合部と缶蓋の螺合部とを係合することにより、缶蓋のカール部の周囲が環状縁に密着するので、一度開封した後も防湿性をよく保持することができる。また、缶蓋はその把持部を持って回転出来るので開閉が容易であり、内容物を取出し易い。また中蓋を用いないので、コストを低減できる。なお、缶蓋上側に載置部を形成したり，把持部の内側にカップ係止縁を設けると、開封前計量スプーン等を入れることができると共に、缶蓋を裏返しにした状態でも載せることができる。
また、缶蓋を裏返した状態でも同様に両螺合部を係合することができ、その際は摘み部を持ったり、缶蓋周側の内面に手を当て回転して開閉できる。さらに、缶蓋を裏返した状態で搬送すると嵩張らない。
本発明に係る包装用缶は、防湿性と開閉容易性を要求される浴剤、洗剤の容器として、また、お茶、コーヒー、焼のり等の容器としても好適である。
【図面の簡単な説明】
【図１】包装用缶の側面図である。
【図２】同上平面図である。
【図３】包装用缶の上部断面図である。
【図４】一部拡大断面である。
【図５】缶蓋を裏返した状態の同上断面図である。
【図６】環状縁を弧状に形成した場合の同上断面図である。
【図７】缶蓋を裏返した状態の同上断面図である。
【図８】実施例２における缶の上部断面図である。
【図９】一部拡大断面図である。
【図１０】缶蓋を裏返した状態の同上断面図である。
【図１１】実施例３における包装用缶の側面図である。
【図１２】同上平面図である。
【図１３】上部断面図である。
【図１４】缶蓋を裏返した状態の同上断面図である。
【図１５】一部拡大断面である。
【図１６】缶蓋を裏返した状態の同上断面図である。
【図１７】実施例４における缶上部の断面図である。
【図１８】缶蓋を裏返した状態の同上断面図である。
【図１９】一部拡大断面図である。
【図２０】缶蓋を裏返した状態の同上断面図である。
【符号の説明】
１缶本体
２缶蓋
３縁巻部
４螺合部
５間隔
６環状縁
７把持部
８載置部
９摘み部
12 蓋周側
13 カール部
14 螺合部
15 カール部下側
16 カール部上側
21 缶本体
22 缶蓋
23 カール部
24 螺合部
25 間隔
26 環状縁
27 把持部
29 摘み部
31 滑り止め
32 蓋周側
33 カール部
34 螺合部
35 カール部下側
36 カール部上側
42 缶蓋
43 カール部
44 螺合部
45 カール部下側
46 蓋周側上部
47 把持部
48 カップ係止縁
49 蓋周側[0001]
[Industrial technical field]
The present invention relates to a packaging can for products requiring moisture resistance.
[0002]
[Prior art]
Conventionally, this type of packaging can, such as a bath, detergent or food packaging can, which is covered with a plastic inner lid in addition to the outer lid or with aluminum foil heated and bonded to the can mouth, etc. ing.
[0003]
[Problems to be solved by the invention]
However, if a plastic inner lid is used separately from the outer lid as in the case of the above conventional packaging can, the cost becomes high and it is uneconomical. Was bothersome. Further, in order to heat-bond the aluminum foil to the can mouth, a separate work process is required, and once it is opened, it is subjected to moisture resistance.
Therefore, in the present invention, it is possible to reduce the cost by not using the inner lid, convenient for opening and closing the container, making it easy to take out the contents, and having excellent moisture resistance even after being opened once. .
[0004]
[Means for Solving the Problems]
In order to achieve the above object, a packaging can according to the present invention comprises a can body and a can lid, and the can body forms an edge winding portion on an outer periphery of an upper end portion thereof, and is provided below the edge winding portion. A threaded portion protrudes inwardly, and an annular edge is formed on the lower side of the threaded portion by bending the upper portion of the can body inward at a required interval. A gripping portion is projected, an inwardly curled portion is formed at the lower end of the lid circumferential side, and a threaded portion that engages with the threaded portion of the can body is formed on the outer surface of the lid circumferential side. When the joint portion is engaged, the lower side of the curl portion of the can lid is brought into close contact with the annular edge, and when the can lid is turned over and both screwed portions are engaged, the upper portion on the circumferential side of the lid is brought into close contact with the annular edge.
The can lid is provided with a gripping portion on the upper side, the center portion of the gripping portion is recessed and a knob is projected on the back side, and an outwardly curled portion is formed at the lower end of the lid circumferential side. A threaded portion that engages with the threaded portion of the can body is formed on the outside of the portion, and when the both threaded portions are engaged, the lower side of the curled portion of the can lid is in close contact with the annular edge, and the can lid is turned over. When both screwed portions are engaged, the upper side of the curled portion can be brought into close contact with the annular edge.
In addition, the can body is bent inward at the peripheral edge formed with a curled portion at the upper end thereof, and has a threaded portion projecting inwardly on the inner circumference of the curled portion. An annular edge can also be formed by bending the upper portion of the can body inward at intervals. Thus, the can body can be implemented in any case of the can lid.
[0005]
DETAILED DESCRIPTION OF THE INVENTION
[Example 1]
As shown in FIG. 1 to FIG. 5, it comprises a can body 1 and a can lid 2, the can body 1 is circular, and an edge winding portion 3 is formed on the outer periphery of the upper end portion thereof. On the lower side, a threaded portion 4 made of several protrusions is provided inward. An annular edge 6 is formed on the lower side of the threaded portion 4 by bending the upper portion of the can body inward at a required interval 5.
The can lid 2 is provided with a circular gripping portion 7 on the upper side thereof, forming a mounting portion 8 on which a measuring cup can be placed, by hollowing out the central portion of the gripping portion to bisect the gripping portion, A knob 9 is projected on the back side of the can lid 2. Reference numeral 10 denotes a radial reinforcing portion provided on the upper surface of the lid, and 11 denotes a slip stopper provided on the periphery of the gripping portion. Reference numeral 12 denotes a lid peripheral side portion, and a curled portion 13 is formed on the outer periphery of the lower end portion, and the outer periphery of the curled portion is screwed with several protrusions that fit into the screwed portion 4 of the can body. Part 14 is formed. Thus, the threaded portion 14 of the can lid curl portion enters the space 5 and engages with the threaded portion 4 of the can body, and at the same time, the lower side 15 of the curled portion of the can lid closely contacts the upper side of the annular edge 6. I made it. Moreover, although the said annular edge 6 was formed horizontally inside, you may form it in cross-sectional arc shape as shown in FIG.6 and FIG.7.
Thus, as shown in FIG. 5, when the can lid 2 was turned upside down and the screwed portions 4 and 14 were engaged, the upper side 16 of the curled portion was formed so as to be in close contact with the annular edge 6.
Both of the screwed portions 4 and 14 have ridges, but in order to engage both screwed portions, both are formed into ridges, or one screwed portion is formed into a ridge, The other threaded portion may be formed in a protruding shape.
[0006]
[Example 2]
As shown in FIGS. 8 to 10, the can body 21 is composed of a can body 21 and a can lid 22. A threaded portion 24 for each protrusion is provided. An annular edge 26 is formed on the lower side of the threaded portion 24 by bending the can body inward at a required interval 25.
The can lid 22 is configured in the same manner as in the above example. That is, a circular gripping portion 27 is provided on the upper side of the can lid 22, and a mounting portion 28 is formed so as to divide the gripping portion into two by denting the central portion of the gripping portion. A portion 29 is projected. Reference numeral 30 denotes a radial reinforcing portion provided on the upper surface of the can lid, and 31 denotes a slip stopper provided on the periphery of the gripping portion. 32 is a lid peripheral side portion, and a curled portion 33 is formed on the outer periphery of the lower end portion thereof, and a screwed portion 34 formed of a protrusion that fits into the screwed portion 24 of the can body is formed on the outer periphery of the curled portion. It is formed. Thus, the threaded portion 34 of the can lid curl portion enters the space portion 35 and engages with the threaded portion 24 of the can body, and at the same time, the curled portion lower side 35 of the can lid closely contacts the upper side of the annular edge 36. did. Thus, as shown in FIG. 10, when the can lid 22 was turned upside down and the screwed portions 24 and 34 were engaged, the curled portion upper side 36 was formed in close contact with the annular edge 26.
[0007]
[Example 3]
As shown in FIGS. 11 to 16, the can body 1 includes a can body 1 and a can lid 42, the can body 1 is circular, and an edge winding portion 3 is formed on the outer periphery of the upper end portion thereof. On the lower side, a threaded portion 4 made of several protrusions is provided inward. An annular edge 6 is formed on the lower side of the threaded portion 4 by bending the upper portion of the can body inward at a required interval 5.
The can lid 42 is provided with an oval and oval gripping portion 47 on the upper side thereof, and a measuring cup c can be placed on the back side thereof. Reference numeral 48 denotes a cup locking edge projecting from the inner surface on both sides of the gripping portion. 49 is a lid peripheral side, and a curled portion 43 is formed on the inner periphery of the lower end portion thereof, and a threaded portion comprising several protrusions fitted on the threaded portion 4 of the can body on the outer surface of the lid peripheral side 44 is formed. Thus, the screw lid 44 of the can lid enters the space 5 and engages the screw 4 of the can body, and at the same time, the lower side 45 of the curl portion of the can lid is in close contact with the upper side of the annular edge 6. did.
Thus, as shown in FIG. 16, when the can lid 42 is turned upside down and the screwed portions 4 and 44 are engaged, the upper portion 46 on the circumferential side of the lid is formed in close contact with the annular edge 6.
Both the screwing portions 44, 4 are protruding, but in order for both screwing portions to be engaged, both are formed on the protrusion, or one screwing portion is formed on the protrusion, The other threaded portion may be formed in a protruding shape.
[0008]
[Example 4]
As shown in FIGS. 17 to 20, the can body 21 includes a can body 21 and a can lid 42. The can body 21 is bent inwardly at the upper end thereof with a curled portion 23 formed therein, and is arranged on the inner circumference of the curled portion. A threaded portion 24 for each protrusion is provided. An annular edge 26 is formed on the lower side of the threaded portion 24 by bending the can body inward at a required interval 25.
The can lid 42 is configured in the same manner as in the third embodiment. That is, an oval shaped gripping portion 47 was provided on the upper side of the can lid 42 and formed so that the measuring cup c could be put inside it. Reference numeral 48 denotes a cup locking edge formed on both sides of the gripping portion. 49 is a lid peripheral side, and a curled portion 43 is formed on the inner periphery of the lower end portion thereof, and a threaded portion 44 made of a protrusion that fits into the threaded portion 24 of the can body is formed on the outer surface of the lid peripheral side. It is. Thus, the screwed portion 44 of the can lid entered the spacing portion 25 and engaged with the screwed portion 24 of the can body, and at the same time, the lower side 45 of the can lid was in close contact with the upper side of the annular edge 26. Thus, as shown in FIGS. 18 and 20, when the can lid 42 is turned upside down and the screwed portions 24, 44 are engaged, it is formed so as to be in close contact with the upper 46 annular edge 26 on the circumferential side of the lid.
[0009]
【The invention's effect】
In the present invention, since the periphery of the curl portion of the can lid is brought into close contact with the annular edge by engaging the screwed portion of the can body and the screwed portion of the can lid, the moisture resistance is well maintained even after being opened once. can do. Moreover, since the can lid can be rotated with its gripping portion, it can be easily opened and closed, and the contents can be easily taken out. Further, since no inner lid is used, the cost can be reduced. In addition, when a mounting part is formed on the upper side of the can lid or a cup locking edge is provided on the inner side of the gripping part, a measuring spoon before opening can be inserted, and the can lid can also be placed in an inverted state. it can.
Further, even when the can lid is turned upside down, both screwed portions can be engaged in the same manner, and in this case, the handle can be held, or can be opened and closed by rotating the inner surface of the can lid around the hand. Furthermore, it will not be bulky if it is transported with the can lid turned upside down.
The packaging can according to the present invention is suitable as a container for bathing agents and detergents that are required to be moisture-proof and easy to open and close, and also as a container for tea, coffee, baking paste, and the like.
[Brief description of the drawings]
FIG. 1 is a side view of a packaging can.
FIG. 2 is a plan view of the same.
FIG. 3 is a top sectional view of the packaging can.
FIG. 4 is a partially enlarged cross section.
FIG. 5 is a cross-sectional view of the same with the can lid turned upside down.
FIG. 6 is a cross-sectional view of the same when an annular edge is formed in an arc shape.
FIG. 7 is a cross-sectional view of the same with the can lid turned upside down.
8 is a top sectional view of a can in Example 2. FIG.
FIG. 9 is a partially enlarged cross-sectional view.
FIG. 10 is a cross-sectional view of the above with the can lid turned upside down.
11 is a side view of a packaging can in Example 3. FIG.
FIG. 12 is a plan view of the same.
FIG. 13 is a top sectional view.
FIG. 14 is a cross-sectional view of the above with the can lid turned upside down.
FIG. 15 is a partially enlarged cross section.
FIG. 16 is a cross-sectional view of the same with the can lid turned upside down.
FIG. 17 is a cross-sectional view of the upper portion of the can in Example 4.
FIG. 18 is a cross-sectional view of the above with the can lid turned upside down.
FIG. 19 is a partially enlarged cross-sectional view.
FIG. 20 is a cross-sectional view of the above with the can lid turned upside down.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Can body 2 Can lid 3 Edge winding part 4 Screwing part 5 Space | interval 6 Annular edge 7 Grip part 8 Mounting part 9 Picking part
12 Lid side
13 Curl section
14 Threaded part
15 Curl lower side
16 Upper curl
21 can body
22 Can lid
23 Curl
24 threaded part
25 intervals
26 annular edge
27 Grip part
29 Pick section
31 Non-slip
32 Lid side
33 Curl
34 Threaded part
35 Curl lower side
36 Upper curl
42 Can lid
43 Curl
44 Threaded part
45 Curl lower side
46 Upper lid side
47 Grip part
48 Cup locking edge
49 Lid side

Claims

The can body includes a can body and a can lid, and the can body has an edge winding portion formed on an outer periphery of an upper end portion thereof, and a screwing portion projecting inwardly below the edge winding portion. On the side, the upper part of the can body is bent inward and the annular edge is formed by bending the upper part of the can body inward. Formed, and formed on the outer surface of the lid peripheral side is a threaded portion that engages with the threaded portion of the can body, and the lower side of the curled portion of the can lid is in close contact with the annular edge when both the threaded portions are engaged, A packaging can in which the upper part on the circumferential side of the lid is in close contact with the annular edge when the can lid is turned over and both screwed portions are engaged.

The can body is composed of a can body and a can lid. The can body is formed by bending a peripheral edge portion having a curled portion at an upper end thereof inward and a threaded portion projecting inwardly on an inner periphery of the curled portion. The upper part of the can body is bent inward at the lower side of the joint part to form an annular edge, and the can lid projects a gripping part on the upper side and faces inward at the lower end of the lid peripheral side A curled portion is formed on the outer surface of the lid peripheral side, and the lower side of the curled portion of the can lid is an annular edge when the both screwed portions are engaged. When the can lid is turned upside down and both screwed portions are engaged, the packaging can is such that the upper portion on the circumferential side of the lid is in close contact with the annular edge.

The can body includes a can body and a can lid, and the can body has an edge winding portion formed on an outer periphery of an upper end portion thereof, and a screwing portion projecting inwardly below the edge winding portion. The upper part of the can body is bent inward to form an annular edge, and the can lid is provided with a gripping part on the upper side, and the center part of the gripping part is recessed to be picked on the back side. Projecting part, forming an outward curled part at the lower end of the lid, and forming a threaded part engaging the threaded part of the can body on the outside of the curled part. A packaging can in which the lower side of the curled portion of the can lid is in close contact with the annular edge when the portions are engaged, and the upper side of the curled portion is in close contact with the annular edge when the can lid is turned over and the both screwed portions are engaged.

The can body is composed of a can body and a can lid. The can body is formed by bending a peripheral edge portion having a curled portion at an upper end thereof inward and a threaded portion projecting inwardly on an inner periphery of the curled portion. The lower part of the joint part has a required interval and the upper part of the can body is bent inward to form an annular edge. The can lid is provided with a grip part on the upper side, and the center part of the grip part is recessed. A knob is projected on the back side, an outwardly curled portion is formed at the lower end of the lid peripheral side, and a threaded portion that engages with the threaded portion of the can body is formed outside the curled portion. When the both screwed portions are engaged, the lower side of the curled portion of the can lid is closely attached to the annular edge, and when the both sides are engaged by turning the can lid upside down, the upper side of the curled portion is closely attached to the annular edge. can.