JPS638252U

JPS638252U -

Info

Publication number: JPS638252U
Application number: JP9904186U
Authority: JP
Priority date: 1986-06-30
Filing date: 1986-06-30
Publication date: 1988-01-20

Description

[Brief explanation of drawings]

第１図は本考案のローラの構成を示すもので、
ａはその側面図、ｂは正面図であり、第２図は本
考案の針状突起の構成を示すもので、ａは正面図
、ｂは平面図、ｃは側面図、ｄは斜視図であり、
第３図は本考案の針状突起と用紙との関係を示す
もので、ａは縦断面図、ｂはａのＸ―Ｘ′線での
横断面図であり、第４図は本考案のローラの他の
実施例を示す正面図、第５図は本考案の針状突起
の他の実施例を示す斜視図で、ａは四角錐状に構
成したものを、ｂは円錐体状に構成した場合の例
を示し、第６図は板金材によりローラ本体を構成
した場合の針状突起の構成を示すもので、ａは斜
視図、ｂは１のＹ―Ｙ′線での断面図であり、第
７図は従来のローラの構成を示す斜視図であり、
第８図は本考案のローラが適用可能な複写機の構
成を示す説明図である。図中の符号、１……ローラ軸、２……ゴムロー
ラ、３……コア、１０……ローラ、１１……ロー
ラ軸、１２……ローラ本体、１３……針状突起、
１３ａ……針前面部分、２０……ローラ軸、２１
……ローラ本体、２２，３０，３１，３４……針
状突起、３２……ローラ本体、３３……板金材、
３５……孔部分。 Figure 1 shows the configuration of the roller of the present invention.
a is a side view thereof, b is a front view, and FIG. 2 shows the configuration of the needle-like protrusion of the present invention, a is a front view, b is a plan view, c is a side view, and d is a perspective view. can be,
Figure 3 shows the relationship between the needle-like protrusions of the present invention and the paper, where a is a longitudinal cross-sectional view, b is a cross-sectional view of a taken along line X-X', and Figure 4 is a cross-sectional view of the present invention. FIG. 5 is a front view showing another embodiment of the roller, and FIG. 5 is a perspective view showing another embodiment of the needle-like protrusion of the present invention, in which a is a square pyramid-shaped one and b is a cone-shaped needle. Figure 6 shows the configuration of the needle-like protrusions when the roller body is made of a sheet metal material, where a is a perspective view and b is a cross-sectional view taken along the Y-Y' line of 1. 7 is a perspective view showing the configuration of a conventional roller,
FIG. 8 is an explanatory diagram showing the configuration of a copying machine to which the roller of the present invention can be applied. Symbols in the figure: 1...Roller shaft, 2...Rubber roller, 3...Core, 10...Roller, 11...Roller shaft, 12...Roller body, 13...Acicular protrusion,
13a...Needle front part, 20...Roller shaft, 21
...Roller main body, 22, 30, 31, 34 ... Needle-shaped projection, 32 ... Roller main body, 33 ... Sheet metal material,
35...hole part.

Claims

[Scope of utility model registration request]

In a roller configured to have needle-like protrusions protruding from the surface of the roller and to feed the paper by the needle-like protrusions, the needle-like protrusions are approximately pyramidal or conical in shape, and a plurality of the above-mentioned protrusions are provided. A paper feeding member characterized in that it is arranged on the outer peripheral surface of the roller.