JPS63142203U - - Google Patents
Info
- Publication number
- JPS63142203U JPS63142203U JP3576287U JP3576287U JPS63142203U JP S63142203 U JPS63142203 U JP S63142203U JP 3576287 U JP3576287 U JP 3576287U JP 3576287 U JP3576287 U JP 3576287U JP S63142203 U JPS63142203 U JP S63142203U
- Authority
- JP
- Japan
- Prior art keywords
- rotating member
- top plate
- annular recess
- caster
- periphery
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Legs For Furniture In General (AREA)
- Rolling Contact Bearings (AREA)
Description
第１図ないし第３図は実施例を示し、第１図は
一部破断全体組立斜視図、第２図は全体分解斜視
説明図、第３図は第１図のＸ―Ｘ線矢視拡大断面
図である。第４図は従来例を示す模式図である。
θ……キヤスタ角、１１……車輪、１３……回
動部材、１３ｃ……環状凹部、１５……リング部
材、１７……ボール、１９……天板部材。
Figures 1 to 3 show the embodiment, Figure 1 is a partially cutaway overall assembled perspective view, Figure 2 is an exploded perspective explanatory view of the whole, and Figure 3 is an enlarged view of Figure 1 taken along the line X--X. FIG. FIG. 4 is a schematic diagram showing a conventional example. θ... Caster angle, 11... Wheel, 13... Rotating member, 13c... Annular recess, 15... Ring member, 17... Ball, 19... Top plate member.
Claims (1)
て下面に軸着し、上面の周縁に沿つて環状凹部を
形成してなる回動部材と、該回動部材の上面を覆
う天板部材と、該天板部材の下方から、前記回動
部材を回動自在に保持するリング部材と、前記環
状凹部に保持されて転動する多数のボールとから
なり、該ボールは、前記回動部材と天板部材との
相対回転のためのスラストベアリングを形成して
いることを特徴とするキヤスタ。 (2) 前記環状凹部は、前記回動部材の周縁に形
成した切欠き状であることを特徴とする実用新案
登録請求の範囲第１項記載のキヤスタ。[Claims for Utility Model Registration] (1) A wheel, a rotating member having the wheel pivoted on the lower surface with a predetermined caster angle and an annular recess formed along the periphery of the upper surface, and the rotating member. It consists of a top plate member that covers the top surface of the moving member, a ring member that rotatably holds the rotating member from below the top plate member, and a number of balls that are held in the annular recess and roll. . A caster, wherein the ball forms a thrust bearing for relative rotation between the rotating member and the top plate member. (2) The caster according to claim 1, wherein the annular recess is in the shape of a notch formed on the periphery of the rotating member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3576287U JPS63142203U (en) | 1987-03-10 | 1987-03-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3576287U JPS63142203U (en) | 1987-03-10 | 1987-03-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63142203U true JPS63142203U (en) | 1988-09-20 |
Family
ID=30845545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3576287U Pending JPS63142203U (en) | 1987-03-10 | 1987-03-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63142203U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4213359Y1 (en) * | 1965-07-09 | 1967-07-28 | ||
| JPS4213859Y1 (en) * | 1964-03-11 | 1967-08-08 | ||
| JPS4940173U (en) * | 1972-07-11 | 1974-04-09 |
-
1987
- 1987-03-10 JP JP3576287U patent/JPS63142203U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4213859Y1 (en) * | 1964-03-11 | 1967-08-08 | ||
| JPS4213359Y1 (en) * | 1965-07-09 | 1967-07-28 | ||
| JPS4940173U (en) * | 1972-07-11 | 1974-04-09 |