JPH01149341U - - Google Patents
Info
- Publication number
- JPH01149341U JPH01149341U JP4758288U JP4758288U JPH01149341U JP H01149341 U JPH01149341 U JP H01149341U JP 4758288 U JP4758288 U JP 4758288U JP 4758288 U JP4758288 U JP 4758288U JP H01149341 U JPH01149341 U JP H01149341U
- Authority
- JP
- Japan
- Prior art keywords
- roller
- inner cylinder
- shaft
- fitted
- paper conveyance
- 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
- 238000009423 ventilation Methods 0.000 claims description 4
Description
第１図は本考案の一実施例を示す一部縦断側面
図、第２図は第１図の―線拡大断面図、第３
図は第１図の―線断面図、第４図は第２図の
矢印で示される部分の拡大図である。
１…ローラー本体、２…軸体、２ａ…固着側端
部、２ｂ…本体軸部、３…外筒、４…内筒、５…
連結壁部、８…凹凸条部、９…通気孔。
Fig. 1 is a partially longitudinal side view showing an embodiment of the present invention, Fig. 2 is an enlarged sectional view taken along the line - - of Fig. 1, and Fig.
The figure is a sectional view taken along the line -- in FIG. 1, and FIG. 4 is an enlarged view of the portion indicated by the arrow in FIG. DESCRIPTION OF SYMBOLS 1...Roller main body, 2...Shaft body, 2a...Fixed side end part, 2b...Main body shaft part, 3...Outer cylinder, 4...Inner cylinder, 5...
Connecting wall portion, 8... Uneven strip portion, 9... Ventilation hole.
Claims (1)
線状に突設される取付用の軸体とからなる紙搬送
等用のローラーにおいて、ローラー本体を、外筒
と、外筒の内部に同軸線状に延びる内筒と、外筒
と内筒の間に、周方向に互いに一定間隔をおいて
それぞれ軸方向に延びるように連接された複数の
連結壁部と、からなる金属型材で形成し、しかし
て各軸体の一端部をローラー本体の内筒端部に圧
入嵌着すると共に、この軸体には内筒の内部とそ
の外部とに通じる通気孔を設けてなることを特徴
とする紙搬送等用のローラー。 ２ 各軸体の一端部外周面に、周方向に鋸歯状に
連続してそれぞれ軸方向に延びる多数の凹凸条部
を形成し、この軸体の一端部をローラー本体の内
筒端部に圧入嵌着して、前記凹条部と内筒内周面
との間に内筒の内部と外部とに通じる通気孔を形
成してなる請求項１記載の紙搬送等用のローラー
。 ３ ローラー本体の内筒に圧入嵌着される軸体内
部には内筒の内部と外部との通じる通気孔を貫設
してなる請求項１記載の紙搬送等用のローラー。[Claims for Utility Model Registration] 1. A roller for paper conveyance, etc., consisting of a roller body and an attachment shaft protruding coaxially from both ends of the roller body, the roller body having an outer cylinder, an inner cylinder extending coaxially inside the outer cylinder; and a plurality of connecting walls connected to each other at regular intervals in the circumferential direction and extending in the axial direction between the outer cylinder and the inner cylinder. One end of each shaft is press-fitted to the end of the inner cylinder of the roller body, and the shaft is provided with a ventilation hole that communicates with the inside of the inner cylinder and the outside thereof. A roller for paper conveyance, etc., which is characterized by: 2. On the outer circumferential surface of one end of each shaft body, a large number of concave and convex stripes extending in the axial direction are formed in a continuous serrated manner in the circumferential direction, and one end of this shaft body is press-fitted into the inner cylindrical end of the roller body. 2. The roller for paper conveyance, etc. according to claim 1, wherein the roller is fitted to form a ventilation hole communicating with the inside and outside of the inner cylinder between the grooved portion and the inner circumferential surface of the inner cylinder. 3. The roller for paper conveyance, etc. according to claim 1, wherein the shaft body press-fitted into the inner cylinder of the roller main body has a ventilation hole through which the inside of the inner cylinder communicates with the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988047582U JPH0617782Y2 (en) | 1988-04-07 | 1988-04-07 | Roller for paper transport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988047582U JPH0617782Y2 (en) | 1988-04-07 | 1988-04-07 | Roller for paper transport |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01149341U true JPH01149341U (en) | 1989-10-16 |
| JPH0617782Y2 JPH0617782Y2 (en) | 1994-05-11 |
Family
ID=31273780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988047582U Expired - Lifetime JPH0617782Y2 (en) | 1988-04-07 | 1988-04-07 | Roller for paper transport |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0617782Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001294317A (en) * | 2000-04-10 | 2001-10-23 | Toyo Kanetsu Kk | Pulley for conveyor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5645847U (en) * | 1979-09-10 | 1981-04-24 | ||
| JPS5940241U (en) * | 1982-09-04 | 1984-03-14 | 大豊工業株式会社 | Axis of rotation |
| JPS6175767A (en) * | 1984-09-14 | 1986-04-18 | Nobuyuki Hirohata | Roll |
-
1988
- 1988-04-07 JP JP1988047582U patent/JPH0617782Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5645847U (en) * | 1979-09-10 | 1981-04-24 | ||
| JPS5940241U (en) * | 1982-09-04 | 1984-03-14 | 大豊工業株式会社 | Axis of rotation |
| JPS6175767A (en) * | 1984-09-14 | 1986-04-18 | Nobuyuki Hirohata | Roll |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001294317A (en) * | 2000-04-10 | 2001-10-23 | Toyo Kanetsu Kk | Pulley for conveyor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0617782Y2 (en) | 1994-05-11 |