JPS61128256U - - Google Patents
Info
- Publication number
- JPS61128256U JPS61128256U JP912285U JP912285U JPS61128256U JP S61128256 U JPS61128256 U JP S61128256U JP 912285 U JP912285 U JP 912285U JP 912285 U JP912285 U JP 912285U JP S61128256 U JPS61128256 U JP S61128256U
- Authority
- JP
- Japan
- Prior art keywords
- core
- annular plate
- ribs
- cylinders
- axis
- 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
Links
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 229920005992 thermoplastic resin Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Winding Of Webs (AREA)
- Storage Of Web-Like Or Filamentary Materials (AREA)
Description
第１図は本考案の一実施例であるコアの斜視図
である。第２図はその正面図であり、第３図は第
２図におけるＡ―Ａ′部断面図であり、そして第
４図はリブの形状を示す図である。第５図はリブ
の形状を変えた他の実施例であるコアの正面図で
あり、第６図はそのリブの形状を示す図である。
第７図は従来のコアの一例の正面図であり、第８
図はそのＢ―Ｂ′部断面図である。第９図は他の
従来例の部分斜視図である。
１……外円筒、２……内円筒、３……円環板、
４……リブ、５……樹脂注入口残（ゲート残）、
６……切欠部、７……溝、８……スリツト状溝、
９……フランジ。
FIG. 1 is a perspective view of a core that is an embodiment of the present invention. FIG. 2 is a front view thereof, FIG. 3 is a sectional view taken along line AA' in FIG. 2, and FIG. 4 is a diagram showing the shape of the ribs. FIG. 5 is a front view of a core according to another embodiment in which the shape of the ribs is changed, and FIG. 6 is a diagram showing the shape of the ribs.
FIG. 7 is a front view of an example of a conventional core, and FIG.
The figure is a sectional view taken along line BB'. FIG. 9 is a partial perspective view of another conventional example. 1... Outer cylinder, 2... Inner cylinder, 3... Annular plate,
4...Rib, 5...Resin injection port residue (gate residue),
6...Notch, 7...Groove, 8...Slit-shaped groove,
9...Flange.
Claims (1)
各々略中央部間を、前記軸芯と直角方向に位置す
る１枚の円環板で連接し、この円環板の両面に複
数のリブを略左右対称にかつ前記軸芯から放射方
向に両円筒を連接して配設してなる、熱可塑性樹
脂を射出成形して形成した帯状体用コアにおいて
、樹脂注入部を外円筒と内円筒及び２つのリブに
囲まれた略扇形の円環板の少なくとも片表面の略
中央に設けたことを特徴とする写真感光材料帯状
体用コア。 The axes of the outer cylinder and the inner cylinder are made to coincide, and the substantially central portions of both cylinders are connected by one annular plate located perpendicular to the axis, and a plurality of annular plates are arranged on both sides of the annular plate. In a core for a belt-shaped body formed by injection molding of a thermoplastic resin, the ribs are arranged symmetrically and both cylinders are connected in a radial direction from the axis, and the resin injection part is connected to the outer cylinder. 1. A core for a photographic material strip, characterized in that the core is provided approximately at the center of at least one surface of a generally fan-shaped annular plate surrounded by an inner cylinder and two ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP912285U JPH0237799Y2 (en) | 1985-01-28 | 1985-01-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP912285U JPH0237799Y2 (en) | 1985-01-28 | 1985-01-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61128256U true JPS61128256U (en) | 1986-08-12 |
| JPH0237799Y2 JPH0237799Y2 (en) | 1990-10-12 |
Family
ID=30489040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP912285U Expired JPH0237799Y2 (en) | 1985-01-28 | 1985-01-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0237799Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0175068U (en) * | 1987-11-06 | 1989-05-22 | ||
| JP2011207567A (en) * | 2010-03-30 | 2011-10-20 | Achilles Corp | Core |
| JP2017132638A (en) * | 2016-01-25 | 2017-08-03 | 住友化学株式会社 | Film roll and method for producing film roll |
-
1985
- 1985-01-28 JP JP912285U patent/JPH0237799Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0175068U (en) * | 1987-11-06 | 1989-05-22 | ||
| JP2011207567A (en) * | 2010-03-30 | 2011-10-20 | Achilles Corp | Core |
| JP2017132638A (en) * | 2016-01-25 | 2017-08-03 | 住友化学株式会社 | Film roll and method for producing film roll |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0237799Y2 (en) | 1990-10-12 |
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