JPH0344153U

JPH0344153U -

Info

Publication number: JPH0344153U
Application number: JP10515389U
Authority: JP
Priority date: 1989-09-07
Filing date: 1989-09-07
Publication date: 1991-04-24

Description

[Brief explanation of the drawing]

第１図ないし第４図は本考案に係る搬送ローラ
の第１実施例を示すものであり、第１図Ａ，Ｂ，
Ｃは正面図および左右側面図、第２図は第１図Ａ
の−線による断面図、第３図は第１図Ｂの
−線による断面図、第４図Ａ，Ｂは第１実施例
の作用を示す断面図、第５図Ａ，Ｂは本考案の第
２実施例を示すものであり、第５図Ａは縦断面正
面図、第５図Ｂは左側面図、第６図は従来の搬送
ローラを適用したワイヤドツトプリンタの概略正
面図、第７図は第６図の搬送ローラの斜視図、第
８図は従来のローラ圧接機構の側面図である。３，１３，２６……搬送ローラ、４，１４……
ローラ軸、５，１５……ローラ本体、１６，２７
……内筒、２１，２８……外筒、２２……突起、
２３……コイルばね、２４……蓋体、２９……環
状弾性体。 1 to 4 show a first embodiment of the conveyance roller according to the present invention, and FIGS. 1A, B,
C is the front view and left and right side views, Figure 2 is Figure 1 A
3 is a sectional view taken along the - line of FIG. 1B, FIGS. 4A and B are sectional views showing the operation of the first embodiment, and FIGS. Embodiment 2 is shown, in which FIG. 5A is a longitudinal cross-sectional front view, FIG. 5B is a left side view, FIG. 6 is a schematic front view of a wire dot printer using a conventional conveyance roller, and FIG. is a perspective view of the conveying roller shown in FIG. 6, and FIG. 8 is a side view of a conventional roller pressure contact mechanism. 3, 13, 26... Conveyance roller, 4, 14...
Roller shaft, 5, 15...Roller body, 16, 27
...Inner cylinder, 21, 28...Outer cylinder, 22...Protrusion,
23...Coil spring, 24...Lid body, 29...Annular elastic body.

Claims

[Scope of utility model registration request]

1. A conveying roller comprising a roller body supported on the outer periphery of a roller shaft, characterized in that an elastic body is interposed between the roller shaft and the roller body to bias the roller body outward in a radial direction.