JPH01100147U - - Google Patents
Info
- Publication number
- JPH01100147U JPH01100147U JP19528287U JP19528287U JPH01100147U JP H01100147 U JPH01100147 U JP H01100147U JP 19528287 U JP19528287 U JP 19528287U JP 19528287 U JP19528287 U JP 19528287U JP H01100147 U JPH01100147 U JP H01100147U
- Authority
- JP
- Japan
- Prior art keywords
- fuselage
- auxiliary member
- opening
- upper body
- center 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.)
- Pending
Links
- 230000005484 gravity Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
Description
第１図ａ，ｂはそれぞれ本考案の一実施例とし
てのプリンタにおける上部機体の閉状態と開放状
態を示す各構成図、第２図は上記プリンタの全体
構成を示す構成図、第３図ａ，ｂはそれぞれ上記
実施例における個々のトルク及び合成トルクの特
性を示す各グラフ図、第４図ａ，ｂはそれぞれ従
来の機器での補助部材の非装着、装着下における
上部機体開放状態を示す各構成図、第５図ａ，ｂ
はそれぞれ上記従来例における個々のトルク及び
合成トルクの特性を示す各グラフ図である。
１…プリンタ、１７…排紙部、１８…補助トレ
イ、１９…トーシヨンバー、Ｕ１…上部機体、Ｕ
２…下部機体、Ａ…回動軸、Ｗ…重力、θ…（機
体）開放角度。
Figures 1a and b are configuration diagrams showing the closed and open states of the upper body of a printer as an embodiment of the present invention, Figure 2 is a configuration diagram showing the overall configuration of the printer, and Figure 3a , b are graphs showing the characteristics of the individual torque and composite torque in the above embodiment, respectively, and FIGS. 4a and 4b show the open state of the upper body with the auxiliary member not installed and with the auxiliary member installed, respectively, in the conventional equipment. Each configuration diagram, Figure 5 a, b
are graphs showing the characteristics of individual torques and composite torques in the conventional example. 1...Printer, 17...Paper output section, 18...Auxiliary tray, 19...Torsion bar, U 1 ...Upper body, U
2 ...lower fuselage, A...rotation axis, W...gravity, θ...(aircraft) opening angle.
Claims (1)
下方向に開閉可能に設けられた上部機体とから成
る機体の開閉構造において、前記上部機体を開放
する方向に回動すべく付勢する付勢手段と、前記
上部機体に必要に応じて随時着脱される補助部材
とを有し、前記上部機体の重量及び前記付勢手段
の付勢力による回動中心軸周りの各モーメントが
衡合う状態下で前記補助部材の重心が前記回動中
心軸を通る鉛直線上に位置すべく前記補助部材を
設けることを特徴とする機体開閉構造。 In a fuselage opening/closing structure consisting of a lower fuselage and an upper fuselage rotatably supported by the lower fuselage and provided so as to be openable and closable in the vertical direction, the upper fuselage is biased to rotate in the opening direction. a biasing means, and an auxiliary member that can be attached or detached from the upper body as needed, and under a condition in which the weight of the upper body and each moment around the rotation center axis due to the urging force of the urging means are balanced. A fuselage opening/closing structure characterized in that the auxiliary member is provided so that the center of gravity of the auxiliary member is located on a vertical line passing through the rotation center axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19528287U JPH01100147U (en) | 1987-12-23 | 1987-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19528287U JPH01100147U (en) | 1987-12-23 | 1987-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01100147U true JPH01100147U (en) | 1989-07-05 |
Family
ID=31485967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19528287U Pending JPH01100147U (en) | 1987-12-23 | 1987-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01100147U (en) |
-
1987
- 1987-12-23 JP JP19528287U patent/JPH01100147U/ja active Pending