JPH0313536U - - Google Patents
Info
- Publication number
- JPH0313536U JPH0313536U JP1989071233U JP7123389U JPH0313536U JP H0313536 U JPH0313536 U JP H0313536U JP 1989071233 U JP1989071233 U JP 1989071233U JP 7123389 U JP7123389 U JP 7123389U JP H0313536 U JPH0313536 U JP H0313536U
- Authority
- JP
- Japan
- Prior art keywords
- ball
- circular hole
- rotating
- housing
- track ball
- 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
- 239000010409 thin film Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Description
第１図ないし第４図は本考案のトラツクボール
の一実施例を示す説明図で、第１図は全体構成を
示す斜視図、第２図は全体構成を示す縦断面図、
第３図は薄膜体を示す斜視図、第４図は薄膜体を
示す側面図、第５図は従来のトラツクボールを示
す斜視図である。
１……円孔、１ａ……縁部、２……筐体、２ａ
……本体、２ｂ……ふた、２ｃ……着脱手段、３
……ボール、４，５……回転体、６，７……検出
部、１０……薄膜体、１１……リング部、１２…
…舌片。
1 to 4 are explanatory diagrams showing one embodiment of the track ball of the present invention, in which FIG. 1 is a perspective view showing the overall structure, FIG. 2 is a longitudinal sectional view showing the overall structure,
FIG. 3 is a perspective view of the thin film body, FIG. 4 is a side view of the thin film body, and FIG. 5 is a perspective view of a conventional track ball. 1... Circular hole, 1a... Edge, 2... Housing, 2a
...Main body, 2b...Lid, 2c...Detachment means, 3
... Ball, 4, 5 ... Rotating body, 6, 7 ... Detection section, 10 ... Thin film body, 11 ... Ring section, 12 ...
...Tongue piece.
Claims (1)
され一部が上記円孔より突出するボールと、互い
に直角となるように配置され、上記ボールの回転
に連動して回転する一対の回転体と、これらの回
転体のそれぞれの回転量を検出する検出部とを備
えたトラツクボールにおいて、上記筐体の円孔を
形成する縁部の近傍に、上記ボールを制動する舌
片を有する薄膜体を設けたことを特徴とするトラ
ツクボール。 A housing having a circular hole on the top surface, a ball housed in the housing and partially protruding from the circular hole, and a pair of balls arranged at right angles to each other and rotating in conjunction with the rotation of the ball. A track ball comprising a rotating body and a detection unit for detecting the amount of rotation of each of these rotating bodies, the track ball having a tongue piece for braking the ball near an edge forming a circular hole of the casing. A track ball characterized by having a thin film body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989071233U JP2518225Y2 (en) | 1989-06-20 | 1989-06-20 | Truck ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989071233U JP2518225Y2 (en) | 1989-06-20 | 1989-06-20 | Truck ball |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0313536U true JPH0313536U (en) | 1991-02-12 |
| JP2518225Y2 JP2518225Y2 (en) | 1996-11-27 |
Family
ID=31608080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989071233U Expired - Lifetime JP2518225Y2 (en) | 1989-06-20 | 1989-06-20 | Truck ball |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2518225Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4873758A (en) * | 1971-12-30 | 1973-10-04 | ||
| JPS57112836A (en) * | 1980-12-29 | 1982-07-14 | Matsushita Electric Ind Co Ltd | Dust removing apparatus of electric cleaner |
| JPS6080541A (en) * | 1983-10-07 | 1985-05-08 | Matsumoto Kikai Kk | Movement preventive device for rotor in turning roll |
| JPS60173727A (en) * | 1985-01-25 | 1985-09-07 | Hitachi Ltd | Optical scanner |
-
1989
- 1989-06-20 JP JP1989071233U patent/JP2518225Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4873758A (en) * | 1971-12-30 | 1973-10-04 | ||
| JPS57112836A (en) * | 1980-12-29 | 1982-07-14 | Matsushita Electric Ind Co Ltd | Dust removing apparatus of electric cleaner |
| JPS6080541A (en) * | 1983-10-07 | 1985-05-08 | Matsumoto Kikai Kk | Movement preventive device for rotor in turning roll |
| JPS60173727A (en) * | 1985-01-25 | 1985-09-07 | Hitachi Ltd | Optical scanner |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2518225Y2 (en) | 1996-11-27 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |