JPS62181373U - - Google Patents
Info
- Publication number
- JPS62181373U JPS62181373U JP7031186U JP7031186U JPS62181373U JP S62181373 U JPS62181373 U JP S62181373U JP 7031186 U JP7031186 U JP 7031186U JP 7031186 U JP7031186 U JP 7031186U JP S62181373 U JPS62181373 U JP S62181373U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- nut
- fitting hole
- bolt
- center
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 3
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Description
第１図、第２図、第３図及び第４図はそれぞれ
ボルトに嵌合した状態での本案特殊スパナの要部
平面図、第５図及び第６図はそれぞれボルトに嵌
合した状態での異なる実施例に係る本案特殊スパ
ナの要部斜視図である。
１１……回転軸、１２……把持体、１３……握
桿、１４……嵌込穴、１５……内周縁、１６……
他端、１７……握柄、１８……スパナ、１９……
ボルト頭部、２０……嵌込溝、……直線縁、
……直線縁、ＯＥ……二等分線、ＦＦ′，Ｇ
Ｇ′，ＨＨ′……直交する直線、Ｉ……ボルト軸
芯、Ｌ……カム曲線と中心の距離、Ｐ……軸芯、
Ｑ……一端縁、Ｑ１，Ｑ２，Ｑ３……カム曲線。
Figures 1, 2, 3 and 4 are plan views of the main parts of the proposed special spanner when fitted with bolts, and Figures 5 and 6 are plane views of the proposed special spanner when fitted with bolts, respectively. FIG. 3 is a perspective view of a main part of the special spanner according to the present invention according to a different embodiment. 11... Rotating shaft, 12... Gripping body, 13... Gripping rod, 14... Fitting hole, 15... Inner peripheral edge, 16...
Other end, 17...Grip handle, 18...Spanner, 19...
Bolt head, 20...fitting groove,...straight edge,
...straight edge, OE...bisector, FF', G
G', HH'...Orthogonal straight lines, I...Bolt axis, L...Distance between cam curve and center, P...Axis center,
Q...one edge, Q1 , Q2 , Q3 ...cam curve.
Claims (1)
持体１２と握桿１３とで構成され、ナツト・ボル
ト把持体１２には回転軸１１の長さ方向Ｐ―Ｐ′
に向けて貫通したナツト・ボルト嵌込穴１４が開
けられ、ナツト・ボルト嵌込穴１４の内周縁１５
には夾角２α６０°なる二辺の直線縁・
があり、回転軸１１の中心Ｐが該二辺ＡＢ・ＣＤ
の夾角２α内に位置しており、握桿１３の一端縁
Ｑから回転軸１１の中心Ｐまでの長さ（＝）
が該一端縁Ｑの嵌込穴１４内部に突出するに十分
な長さであり、該一端縁Ｑが回転軸１１を中心と
する周縁カム曲線Ｑ１，Ｑ２，Ｑ３を成し、該カ
ム曲線Ｑ１，Ｑ２，Ｑ３が前記夾角２αの二等分
線ＯＥに直交する直線ＦＦ′（ＧＧ′，ＨＨ′…
…）と該夾角（２α＝∠ＣＯＢ）の頂点Ｏとの距
離Ｘを変化させる形状になつており、該カム曲線
Ｑ１，Ｑ２，Ｑ３をなさない握桿１３の他端１６
が回転軸１１の中心Ｐから長く伸びて握柄１７を
構成していることを特徴とする特殊スパナ。 It is composed of a nut/bolt gripping body 12 and a gripping rod 13 which are pin-joined to the rotating shaft 11, and the nut/bolt gripping body 12 has a longitudinal direction P-P' of the rotating shaft 11.
A nut/bolt fitting hole 14 is drilled through the nut/bolt fitting hole 14 toward the inner peripheral edge 15 of the nut/bolt fitting hole 14
has two straight edges with an included angle of 2α60°.
, and the center P of the rotating shaft 11 is on the two sides AB and CD.
The length from one end edge Q of the gripping rod 13 to the center P of the rotating shaft 11 (=)
is long enough for the one end edge Q to protrude into the fitting hole 14, and the one end edge Q forms peripheral cam curves Q 1 , Q 2 , Q 3 centered on the rotating shaft 11, and The cam curves Q 1 , Q 2 , Q 3 are straight lines FF'(GG',HH'...
... ) and the apex O of the included angle ( 2α =∠COB).
The special spanner is characterized in that it extends long from the center P of the rotating shaft 11 and constitutes a grip handle 17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7031186U JPS62181373U (en) | 1986-05-09 | 1986-05-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7031186U JPS62181373U (en) | 1986-05-09 | 1986-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62181373U true JPS62181373U (en) | 1987-11-17 |
Family
ID=30911834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7031186U Pending JPS62181373U (en) | 1986-05-09 | 1986-05-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62181373U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5917169B2 (en) * | 1978-12-25 | 1984-04-19 | 日本鋼管株式会社 | Atmosphere control method for non-oxidizing furnace |
-
1986
- 1986-05-09 JP JP7031186U patent/JPS62181373U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5917169B2 (en) * | 1978-12-25 | 1984-04-19 | 日本鋼管株式会社 | Atmosphere control method for non-oxidizing furnace |