JPS63127597U - - Google Patents
Info
- Publication number
- JPS63127597U JPS63127597U JP1780787U JP1780787U JPS63127597U JP S63127597 U JPS63127597 U JP S63127597U JP 1780787 U JP1780787 U JP 1780787U JP 1780787 U JP1780787 U JP 1780787U JP S63127597 U JPS63127597 U JP S63127597U
- Authority
- JP
- Japan
- Prior art keywords
- drum
- axial direction
- threaded portion
- length
- cover
- 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
- 238000004804 winding Methods 0.000 claims description 4
- 230000013011 mating Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Blinds (AREA)
Description
第１図は本考案の一実施例の装置の要部を分解
して示す斜視図、第２図及び第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断面で
示す正面図であり、第２図はブラインド上昇時を
、第３図はブラインド下降時を示す。第４図は第
２図の―線に沿う断面図である。
図において、符号１０は巻取りドラム、１２は
おねじ部、１４は溝、２０はカバードラム、２２
は内周面、２４はリブ、３０は回転軸、３１はド
ラムホルダ、３２はめねじ部、３４は軸部、４０
はヘツドボツクス、４４はボトムレールをそれぞ
れ示す。
Fig. 1 is an exploded perspective view showing the main parts of a device according to an embodiment of the present invention, and Figs. 2 and 3 are front views showing the main parts of a Venetian blind in cross section equipped with the device shown in Fig. 1. FIG. 2 shows the blind when it is raised, and FIG. 3 shows when the blind is lowered. FIG. 4 is a sectional view taken along the line -- in FIG. 2. In the figure, numeral 10 is a winding drum, 12 is a male thread, 14 is a groove, 20 is a cover drum, 22
24 is an inner peripheral surface, 24 is a rib, 30 is a rotating shaft, 31 is a drum holder, 32 is a female threaded portion, 34 is a shaft portion, 40
44 indicates a head box, and 44 indicates a bottom rail.
Claims (1)
た回転軸と、前記回転軸に一体回転相互摺動可能
にはめられた巻取りドラムと、前記巻取りドラム
の周面に設けられたおねじ部と、前記ヘツドボツ
クスに固定されたドラムホルダと、前記ドラムホ
ルダに設けられて前記おねじ部と嵌合するめねじ
部と、前記ドラムホルダに回転自在に軸方向移動
不能に外嵌された中空のカバードラムと、一端が
前記おねじ部に他端がボトムレールにそれぞれ止
着された昇降コードとからなる装置であつて、前
記おねじ部に軸方向に延びる溝を設け、前記カバ
ードラムの内周面に前記溝に係合するリブを設け
、前記カバードラムの全長を前記おねじ部の軸方
向の長さよりも短くしたことを特徴としてなるベ
ネシヤンブラインドの昇降装置。 (2) カバードラムの全長を巻取りドラムのおね
じ部の軸方向の長さの半分以下にしたことを特徴
としてなる実用新案登録請求の範囲第１項記載の
ベネシヤンブラインドの昇降装置。[Claims for Utility Model Registration] (1) A rotating shaft rotatably supported by a head box, a winding drum fitted to the rotating shaft so as to be integrally rotatable and slidable relative to each other, and a circumferential surface of the winding drum. a drum holder fixed to the head box; a female threaded part provided on the drum holder and mating with the male thread; A device consisting of an externally fitted hollow cover drum and a lifting cord having one end fixed to the male threaded portion and the other end fixed to the bottom rail, wherein the male threaded portion is provided with a groove extending in the axial direction. A lifting device for a Venetian blind, characterized in that a rib is provided on the inner circumferential surface of the cover drum to engage with the groove, and the total length of the cover drum is shorter than the length of the male thread in the axial direction. (2) The lifting device for a Venetian blind according to claim 1, characterized in that the total length of the cover drum is less than half the length in the axial direction of the male threaded portion of the winding drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987017807U JPH0438077Y2 (en) | 1987-02-12 | 1987-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987017807U JPH0438077Y2 (en) | 1987-02-12 | 1987-02-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63127597U true JPS63127597U (en) | 1988-08-22 |
| JPH0438077Y2 JPH0438077Y2 (en) | 1992-09-07 |
Family
ID=30810901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987017807U Expired JPH0438077Y2 (en) | 1987-02-12 | 1987-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438077Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0496796A (en) * | 1990-08-14 | 1992-03-30 | Matsushita Electric Works Ltd | Hanger device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5648877U (en) * | 1979-09-25 | 1981-04-30 | ||
| JPS60135490U (en) * | 1984-02-20 | 1985-09-09 | 佐々木ブラインド工業株式会社 | Venetian blind slat leveling device |
-
1987
- 1987-02-12 JP JP1987017807U patent/JPH0438077Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5648877U (en) * | 1979-09-25 | 1981-04-30 | ||
| JPS60135490U (en) * | 1984-02-20 | 1985-09-09 | 佐々木ブラインド工業株式会社 | Venetian blind slat leveling device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0496796A (en) * | 1990-08-14 | 1992-03-30 | Matsushita Electric Works Ltd | Hanger device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0438077Y2 (en) | 1992-09-07 |