JPS63111600U - - Google Patents
Info
- Publication number
- JPS63111600U JPS63111600U JP194887U JP194887U JPS63111600U JP S63111600 U JPS63111600 U JP S63111600U JP 194887 U JP194887 U JP 194887U JP 194887 U JP194887 U JP 194887U JP S63111600 U JPS63111600 U JP S63111600U
- Authority
- JP
- Japan
- Prior art keywords
- bevel gear
- case
- peripheral surface
- rotating shaft
- venetian blind
- 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
- 230000002093 peripheral effect Effects 0.000 claims 4
Landscapes
- Blinds (AREA)
Description
第１図は本考案の一実施例の装置の横断面図、
第２図は第１図のー線に沿う断面図、第３図
は第１図の装置を備えたベネシヤンブラインドの
要部を示す側面図である。
図において、符号１０はヘツドボツクス、１２
はケース、１４は回転軸、２８は中空継手、３２
はピニオン、３４はベベルギヤ、３５は内歯、３
６はベベルギヤ、３７は中空軸部、３８は凹部、
４０は摩擦板、４２は内周面をそれぞれ示す。
FIG. 1 is a cross-sectional view of a device according to an embodiment of the present invention;
2 is a cross-sectional view taken along the line - in FIG. 1, and FIG. 3 is a side view showing the main parts of a Venetian blind equipped with the device shown in FIG. 1. In the figure, numeral 10 is a head box, 12
is a case, 14 is a rotating shaft, 28 is a hollow joint, 32
is a pinion, 34 is a bevel gear, 35 is an internal tooth, 3
6 is a bevel gear, 37 is a hollow shaft part, 38 is a recessed part,
40 represents a friction plate, and 42 represents an inner circumferential surface.
Claims (1)
記ケースに軸受けされた回転軸と、前記ケースに
回転自在に設けられた一組のベベルギヤからなり
、一方の前記ベベルギヤは前記回転軸に係合して
同一方向に回転し、他方の前記ベベルギヤは中空
軸部を備え、前記中空軸部は中空継手を介して中
空の操作ロツドに連結された装置であつて、一方
の前記ベベルギヤの外周面を内嵌する前記ケース
の内周面に凹部を設け、前記凹部に一方の前記ベ
ベルギヤの外周面に接する摩擦板を設けたことを
特徴としてなるベネシヤンブラインドの歯車装置
。 (2) 摩擦板は中央が中高の板ばね状に形成され
てその中高部分がベベルギヤの外周面に接圧する
ことを特徴としてなる実用新案登録請求の範囲第
１項記載のベネシヤンブラインドの歯車装置。 (3) 一方のベベルギヤは回転軸に固定されたこ
とを特徴としてなる実用新案登録請求の範囲第１
項又は第２項記載のベネシヤンブラインドの歯車
装置。 (4) 一方のベベルギヤに内歯を設け、前記内歯
を前記回転軸に固定したピニオンに係合させたこ
とを特徴としてなる実用新案登録請求の範囲第１
項又は第２項記載のベネシヤンブラインドの歯車
装置。[Claims for Utility Model Registration] (1) Consisting of a case provided in a head box, a rotating shaft supported by the case, and a set of bevel gears rotatably provided in the case, one of the bevel gears being rotatably provided in the case. The bevel gear is engaged with the rotating shaft and rotates in the same direction, the other bevel gear has a hollow shaft part, and the hollow shaft part is connected to a hollow operating rod via a hollow joint, A gear device for a Venetian blind, characterized in that a recess is provided in the inner peripheral surface of the case into which the outer peripheral surface of the bevel gear is fitted, and a friction plate that is in contact with the outer peripheral surface of one of the bevel gears is provided in the recess. (2) A gear device for a Venetian blind according to claim 1, wherein the friction plate is formed in the shape of a leaf spring with a middle height at the center, and the middle height part comes into contact with the outer peripheral surface of the bevel gear. . (3) The first claim for utility model registration is that one bevel gear is fixed to a rotating shaft.
A gear device for a Venetian blind according to item 1 or 2. (4) Utility model registration claim 1, characterized in that one bevel gear is provided with internal teeth, and the internal teeth are engaged with a pinion fixed to the rotating shaft.
A gear device for a Venetian blind according to item 1 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP194887U JPH045677Y2 (en) | 1987-01-12 | 1987-01-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP194887U JPH045677Y2 (en) | 1987-01-12 | 1987-01-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63111600U true JPS63111600U (en) | 1988-07-18 |
| JPH045677Y2 JPH045677Y2 (en) | 1992-02-18 |
Family
ID=30780331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP194887U Expired JPH045677Y2 (en) | 1987-01-12 | 1987-01-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH045677Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014111983A (en) * | 2012-11-02 | 2014-06-19 | Ricoh Co Ltd | Gear transmission device and image formation apparatus using the same |
-
1987
- 1987-01-12 JP JP194887U patent/JPH045677Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014111983A (en) * | 2012-11-02 | 2014-06-19 | Ricoh Co Ltd | Gear transmission device and image formation apparatus using the same |
| JP2017203548A (en) * | 2012-11-02 | 2017-11-16 | 株式会社リコー | Drive transmission device and image formation device using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH045677Y2 (en) | 1992-02-18 |