JPH0175068U - - Google Patents
Info
- Publication number
- JPH0175068U JPH0175068U JP16909787U JP16909787U JPH0175068U JP H0175068 U JPH0175068 U JP H0175068U JP 16909787 U JP16909787 U JP 16909787U JP 16909787 U JP16909787 U JP 16909787U JP H0175068 U JPH0175068 U JP H0175068U
- Authority
- JP
- Japan
- Prior art keywords
- core
- belt
- cylinders
- shaped body
- injection molding
- 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
- 238000001746 injection moulding Methods 0.000 claims 2
- 229920005992 thermoplastic resin Polymers 0.000 claims 1
Landscapes
- Storage Of Web-Like Or Filamentary Materials (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第1図は本考案の帯状体用コアの一実施例の斜
視図、第2図は同上正面図、第3図は第2図中A
―A線拡大断面図、第4図は他の実施例の正面図
、第5図は第4図中B―B線拡大断面図、第6図
は従来の帯状体用コアの正面図、第7図は第6図
中B―B′線拡大断面図である。
1……外円筒、2……内円筒、3……円環板、
4……リブ、5……凸部。
Fig. 1 is a perspective view of one embodiment of the core for a belt-shaped body of the present invention, Fig. 2 is a front view of the same, and Fig. 3 is A in Fig. 2.
- An enlarged sectional view taken along the line A, FIG. 4 is a front view of another embodiment, FIG. 5 is an enlarged sectional view taken along the line B-B in FIG. 4, and FIG. FIG. 7 is an enlarged sectional view taken along the line B-B' in FIG. 1... Outer cylinder, 2... Inner cylinder, 3... Annular plate,
4...Rib, 5...Protrusion.
Claims (1)
各々略中央部間に、前記軸芯と直角方向に位置す
る一枚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型して形
成した帯状体用コアにおいて、射出成形における
金型のコアと接触する部位の少なくとも一部に凸
部を形成したことを特徴とする帯状体用コア。 The axes of the outer cylinder and the inner cylinder are made to coincide, and a plurality of ribs are placed approximately symmetrically on both sides of a single annular plate located in a direction perpendicular to the axis, between the approximately central portions of both cylinders, and in a core for a belt-shaped body formed by injection molding a thermoplastic resin, which is formed by connecting both cylinders in a radial direction from the axis, at least one of the parts that contacts the core of a mold in injection molding. A core for a belt-shaped body, characterized in that a convex portion is formed in the core.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987169097U JPH0626526Y2 (en) | 1987-11-06 | 1987-11-06 | Band core |
US07/268,372 US4989802A (en) | 1987-11-06 | 1988-11-07 | Core for web material |
US07/926,297 US5252369A (en) | 1987-11-06 | 1992-08-10 | Core for web material |
US07/952,148 US5414032A (en) | 1987-11-06 | 1992-09-28 | Resin composition for a core for web material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987169097U JPH0626526Y2 (en) | 1987-11-06 | 1987-11-06 | Band core |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0175068U true JPH0175068U (en) | 1989-05-22 |
JPH0626526Y2 JPH0626526Y2 (en) | 1994-07-20 |
Family
ID=31458861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987169097U Expired - Lifetime JPH0626526Y2 (en) | 1987-11-06 | 1987-11-06 | Band core |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0626526Y2 (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5163866A (en) * | 1975-10-23 | 1976-06-02 | Mitsubishi Electric Corp | SHASHUTSUSEIKEIYOKANAGATANOSEIZOHOHO |
JPS5967217U (en) * | 1982-10-28 | 1984-05-07 | 住友ベークライト株式会社 | Mold for plastic molding |
JPS6186367U (en) * | 1984-11-12 | 1986-06-06 | ||
JPS61128256U (en) * | 1985-01-28 | 1986-08-12 | ||
JPS61187079U (en) * | 1985-05-08 | 1986-11-21 | ||
JPS61196015U (en) * | 1985-05-28 | 1986-12-06 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4989802A (en) | 1987-11-06 | 1991-02-05 | Fuji Photo Film Co., Ltd. | Core for web material |
-
1987
- 1987-11-06 JP JP1987169097U patent/JPH0626526Y2/en not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5163866A (en) * | 1975-10-23 | 1976-06-02 | Mitsubishi Electric Corp | SHASHUTSUSEIKEIYOKANAGATANOSEIZOHOHO |
JPS5967217U (en) * | 1982-10-28 | 1984-05-07 | 住友ベークライト株式会社 | Mold for plastic molding |
JPS6186367U (en) * | 1984-11-12 | 1986-06-06 | ||
JPS61128256U (en) * | 1985-01-28 | 1986-08-12 | ||
JPS61187079U (en) * | 1985-05-08 | 1986-11-21 | ||
JPS61196015U (en) * | 1985-05-28 | 1986-12-06 |
Also Published As
Publication number | Publication date |
---|---|
JPH0626526Y2 (en) | 1994-07-20 |
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